./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 6c24879c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-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-?-6c24879 [2022-07-12 13:39:04,228 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 13:39:04,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 13:39:04,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 13:39:04,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 13:39:04,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 13:39:04,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 13:39:04,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 13:39:04,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 13:39:04,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 13:39:04,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 13:39:04,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 13:39:04,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 13:39:04,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 13:39:04,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 13:39:04,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 13:39:04,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 13:39:04,284 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 13:39:04,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 13:39:04,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 13:39:04,290 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 13:39:04,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 13:39:04,292 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 13:39:04,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 13:39:04,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 13:39:04,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 13:39:04,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 13:39:04,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 13:39:04,299 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 13:39:04,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 13:39:04,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 13:39:04,300 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 13:39:04,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 13:39:04,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 13:39:04,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 13:39:04,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 13:39:04,304 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 13:39:04,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 13:39:04,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 13:39:04,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 13:39:04,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 13:39:04,306 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 13:39:04,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 13:39:04,329 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 13:39:04,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 13:39:04,330 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 13:39:04,330 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 13:39:04,332 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 13:39:04,332 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 13:39:04,332 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 13:39:04,332 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 13:39:04,332 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 13:39:04,333 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 13:39:04,333 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 13:39:04,333 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 13:39:04,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 13:39:04,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 13:39:04,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 13:39:04,334 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 13:39:04,334 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 13:39:04,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 13:39:04,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 13:39:04,335 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 13:39:04,335 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 13:39:04,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 13:39:04,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 13:39:04,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 13:39:04,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 13:39:04,335 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 13:39:04,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 13:39:04,336 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 13:39:04,336 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 13:39:04,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 13:39:04,336 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 205c5df1a1a60f895a95c3ed9a3099f16685cc5b57379f95f0c6fb3c071e97b9 [2022-07-12 13:39:04,495 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 13:39:04,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 13:39:04,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 13:39:04,513 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 13:39:04,514 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 13:39:04,514 INFO L432 ainManager$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 [2022-07-12 13:39:04,558 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a47b90041/1adbfa2190c8478082e414fa06fd2381/FLAGaf14e047d [2022-07-12 13:39:05,188 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 13:39:05,189 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 [2022-07-12 13:39:05,226 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a47b90041/1adbfa2190c8478082e414fa06fd2381/FLAGaf14e047d [2022-07-12 13:39:05,543 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a47b90041/1adbfa2190c8478082e414fa06fd2381 [2022-07-12 13:39:05,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 13:39:05,546 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 13:39:05,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 13:39:05,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 13:39:05,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 13:39:05,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:39:05" (1/1) ... [2022-07-12 13:39:05,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f8e73c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:05, skipping insertion in model container [2022-07-12 13:39:05,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 01:39:05" (1/1) ... [2022-07-12 13:39:05,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 13:39:05,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 13:39:08,914 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] [2022-07-12 13:39:09,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 13:39:09,082 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 13:39:09,459 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] [2022-07-12 13:39:09,469 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 13:39:09,628 INFO L208 MainTranslator]: Completed translation [2022-07-12 13:39:09,629 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09 WrapperNode [2022-07-12 13:39:09,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 13:39:09,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 13:39:09,631 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 13:39:09,631 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 13:39:09,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:09,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:10,025 INFO L137 Inliner]: procedures = 655, calls = 4626, calls flagged for inlining = 250, calls inlined = 246, statements flattened = 10834 [2022-07-12 13:39:10,026 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 13:39:10,027 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 13:39:10,027 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 13:39:10,027 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 13:39:10,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:10,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:10,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:10,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:10,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:10,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:10,247 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:10,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 13:39:10,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 13:39:10,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 13:39:10,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 13:39:10,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (1/1) ... [2022-07-12 13:39:10,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 13:39:10,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 13:39:10,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 13:39:10,325 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 13:39:10,362 INFO L130 BoogieDeclarations]: Found specification of procedure block_size_is_power_of_two [2022-07-12 13:39:10,362 INFO L138 BoogieDeclarations]: Found implementation of procedure block_size_is_power_of_two [2022-07-12 13:39:10,362 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 13:39:10,362 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 13:39:10,362 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_dec [2022-07-12 13:39:10,363 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_dec [2022-07-12 13:39:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_manager_destroy [2022-07-12 13:39:10,363 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_manager_destroy [2022-07-12 13:39:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2022-07-12 13:39:10,363 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2022-07-12 13:39:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_root_size [2022-07-12 13:39:10,363 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_root_size [2022-07-12 13:39:10,363 INFO L130 BoogieDeclarations]: Found specification of procedure noflush_work [2022-07-12 13:39:10,364 INFO L138 BoogieDeclarations]: Found implementation of procedure noflush_work [2022-07-12 13:39:10,364 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_lock [2022-07-12 13:39:10,364 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_lock [2022-07-12 13:39:10,364 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_pre_commit [2022-07-12 13:39:10,364 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_pre_commit [2022-07-12 13:39:10,364 INFO L130 BoogieDeclarations]: Found specification of procedure i_size_read [2022-07-12 13:39:10,364 INFO L138 BoogieDeclarations]: Found implementation of procedure i_size_read [2022-07-12 13:39:10,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 13:39:10,365 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 13:39:10,365 INFO L130 BoogieDeclarations]: Found specification of procedure thin_preresume [2022-07-12 13:39:10,365 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_preresume [2022-07-12 13:39:10,365 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2022-07-12 13:39:10,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2022-07-12 13:39:10,365 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-12 13:39:10,365 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-12 13:39:10,365 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_work_update [2022-07-12 13:39:10,365 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_work_update [2022-07-12 13:39:10,366 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_remove [2022-07-12 13:39:10,366 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_remove [2022-07-12 13:39:10,366 INFO L130 BoogieDeclarations]: Found specification of procedure get_metadata_dev_size_in_blocks [2022-07-12 13:39:10,366 INFO L138 BoogieDeclarations]: Found implementation of procedure get_metadata_dev_size_in_blocks [2022-07-12 13:39:10,366 INFO L130 BoogieDeclarations]: Found specification of procedure pool_features_init [2022-07-12 13:39:10,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_features_init [2022-07-12 13:39:10,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 13:39:10,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 13:39:10,366 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-07-12 13:39:10,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2022-07-12 13:39:10,367 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_external_copy [2022-07-12 13:39:10,367 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_external_copy [2022-07-12 13:39:10,367 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2022-07-12 13:39:10,367 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2022-07-12 13:39:10,367 INFO L130 BoogieDeclarations]: Found specification of procedure __close_device [2022-07-12 13:39:10,367 INFO L138 BoogieDeclarations]: Found implementation of procedure __close_device [2022-07-12 13:39:10,367 INFO L130 BoogieDeclarations]: Found specification of procedure remap [2022-07-12 13:39:10,367 INFO L138 BoogieDeclarations]: Found implementation of procedure remap [2022-07-12 13:39:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-07-12 13:39:10,368 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-07-12 13:39:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2022-07-12 13:39:10,368 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2022-07-12 13:39:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure thin_get [2022-07-12 13:39:10,368 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_get [2022-07-12 13:39:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2022-07-12 13:39:10,368 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2022-07-12 13:39:10,368 INFO L130 BoogieDeclarations]: Found specification of procedure bdevname [2022-07-12 13:39:10,369 INFO L138 BoogieDeclarations]: Found implementation of procedure bdevname [2022-07-12 13:39:10,369 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_bio [2022-07-12 13:39:10,369 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_bio [2022-07-12 13:39:10,369 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-07-12 13:39:10,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-07-12 13:39:10,369 INFO L130 BoogieDeclarations]: Found specification of procedure set_discard_callbacks [2022-07-12 13:39:10,369 INFO L138 BoogieDeclarations]: Found implementation of procedure set_discard_callbacks [2022-07-12 13:39:10,369 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_data_block [2022-07-12 13:39:10,370 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_data_block [2022-07-12 13:39:10,370 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_destroy [2022-07-12 13:39:10,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_destroy [2022-07-12 13:39:10,370 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_entry_inc [2022-07-12 13:39:10,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_entry_inc [2022-07-12 13:39:10,370 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_metadata_dev_size [2022-07-12 13:39:10,370 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_metadata_dev_size [2022-07-12 13:39:10,370 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2022-07-12 13:39:10,370 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2022-07-12 13:39:10,371 INFO L130 BoogieDeclarations]: Found specification of procedure cell_visit_release [2022-07-12 13:39:10,371 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_visit_release [2022-07-12 13:39:10,371 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 13:39:10,371 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 13:39:10,371 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2022-07-12 13:39:10,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2022-07-12 13:39:10,371 INFO L130 BoogieDeclarations]: Found specification of procedure free_discard_mapping [2022-07-12 13:39:10,371 INFO L138 BoogieDeclarations]: Found implementation of procedure free_discard_mapping [2022-07-12 13:39:10,371 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_free [2022-07-12 13:39:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_free [2022-07-12 13:39:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_add_work [2022-07-12 13:39:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_add_work [2022-07-12 13:39:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure thin_put [2022-07-12 13:39:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_put [2022-07-12 13:39:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_needs_check [2022-07-12 13:39:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_needs_check [2022-07-12 13:39:10,372 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_find_block [2022-07-12 13:39:10,372 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_find_block [2022-07-12 13:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure copy_sm_roots [2022-07-12 13:39:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_sm_roots [2022-07-12 13:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2022-07-12 13:39:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2022-07-12 13:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_create_non_blocking_clone [2022-07-12 13:39:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_create_non_blocking_clone [2022-07-12 13:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_bio [2022-07-12 13:39:10,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_bio [2022-07-12 13:39:10,373 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-07-12 13:39:10,374 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-07-12 13:39:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_unlock [2022-07-12 13:39:10,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_unlock [2022-07-12 13:39:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 13:39:10,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 13:39:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume_active_thins [2022-07-12 13:39:10,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume_active_thins [2022-07-12 13:39:10,374 INFO L130 BoogieDeclarations]: Found specification of procedure dm_kcopyd_client_destroy [2022-07-12 13:39:10,374 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_kcopyd_client_destroy [2022-07-12 13:39:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-12 13:39:10,375 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-12 13:39:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure __create_persistent_data_objects [2022-07-12 13:39:10,375 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_persistent_data_objects [2022-07-12 13:39:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure thin_merge [2022-07-12 13:39:10,375 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_merge [2022-07-12 13:39:10,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 13:39:10,376 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_del [2022-07-12 13:39:10,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_del [2022-07-12 13:39:10,376 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_read_only [2022-07-12 13:39:10,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_read_only [2022-07-12 13:39:10,376 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-12 13:39:10,376 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-12 13:39:10,376 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-12 13:39:10,376 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-12 13:39:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure thin_io_hints [2022-07-12 13:39:10,377 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_io_hints [2022-07-12 13:39:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure pool_preresume [2022-07-12 13:39:10,377 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_preresume [2022-07-12 13:39:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure thin_status [2022-07-12 13:39:10,377 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_status [2022-07-12 13:39:10,377 INFO L130 BoogieDeclarations]: Found specification of procedure warn_if_metadata_device_too_big [2022-07-12 13:39:10,377 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_if_metadata_device_too_big [2022-07-12 13:39:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure ll_zero [2022-07-12 13:39:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ll_zero [2022-07-12 13:39:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure dm_thin_remove_range [2022-07-12 13:39:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_thin_remove_range [2022-07-12 13:39:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_empty [2022-07-12 13:39:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_empty [2022-07-12 13:39:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-12 13:39:10,378 INFO L130 BoogieDeclarations]: Found specification of procedure complete_mapping_preparation [2022-07-12 13:39:10,378 INFO L138 BoogieDeclarations]: Found implementation of procedure complete_mapping_preparation [2022-07-12 13:39:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure inc_all_io_entry [2022-07-12 13:39:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_all_io_entry [2022-07-12 13:39:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 13:39:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 13:39:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 13:39:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure retry_bios_on_resume [2022-07-12 13:39:10,379 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_bios_on_resume [2022-07-12 13:39:10,379 INFO L130 BoogieDeclarations]: Found specification of procedure to_delayed_work [2022-07-12 13:39:10,380 INFO L138 BoogieDeclarations]: Found implementation of procedure to_delayed_work [2022-07-12 13:39:10,380 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2022-07-12 13:39:10,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2022-07-12 13:39:10,380 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_commit [2022-07-12 13:39:10,380 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_commit [2022-07-12 13:39:10,380 INFO L130 BoogieDeclarations]: Found specification of procedure should_error_unserviceable_bio [2022-07-12 13:39:10,380 INFO L138 BoogieDeclarations]: Found implementation of procedure should_error_unserviceable_bio [2022-07-12 13:39:10,380 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_mapping [2022-07-12 13:39:10,380 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_mapping [2022-07-12 13:39:10,381 INFO L130 BoogieDeclarations]: Found specification of procedure sb_check [2022-07-12 13:39:10,381 INFO L138 BoogieDeclarations]: Found implementation of procedure sb_check [2022-07-12 13:39:10,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 13:39:10,381 INFO L130 BoogieDeclarations]: Found specification of procedure thin_presuspend [2022-07-12 13:39:10,381 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_presuspend [2022-07-12 13:39:10,381 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error_with_code [2022-07-12 13:39:10,381 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error_with_code [2022-07-12 13:39:10,381 INFO L130 BoogieDeclarations]: Found specification of procedure issue [2022-07-12 13:39:10,382 INFO L138 BoogieDeclarations]: Found implementation of procedure issue [2022-07-12 13:39:10,382 INFO L130 BoogieDeclarations]: Found specification of procedure thin_endio [2022-07-12 13:39:10,382 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_endio [2022-07-12 13:39:10,382 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_table_lookup [2022-07-12 13:39:10,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_table_lookup [2022-07-12 13:39:10,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 13:39:10,382 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 13:39:10,382 INFO L130 BoogieDeclarations]: Found specification of procedure pool_io_hints [2022-07-12 13:39:10,382 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_io_hints [2022-07-12 13:39:10,383 INFO L130 BoogieDeclarations]: Found specification of procedure is_factor [2022-07-12 13:39:10,383 INFO L138 BoogieDeclarations]: Found implementation of procedure is_factor [2022-07-12 13:39:10,383 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-07-12 13:39:10,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-07-12 13:39:10,383 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared [2022-07-12 13:39:10,383 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared [2022-07-12 13:39:10,383 INFO L130 BoogieDeclarations]: Found specification of procedure cell_requeue [2022-07-12 13:39:10,383 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_requeue [2022-07-12 13:39:10,384 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_data_dev_size [2022-07-12 13:39:10,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_data_dev_size [2022-07-12 13:39:10,384 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-12 13:39:10,384 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-12 13:39:10,384 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_copy_root [2022-07-12 13:39:10,384 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_copy_root [2022-07-12 13:39:10,384 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-07-12 13:39:10,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-07-12 13:39:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_17 [2022-07-12 13:39:10,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_17 [2022-07-12 13:39:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2022-07-12 13:39:10,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2022-07-12 13:39:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-12 13:39:10,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-12 13:39:10,385 INFO L130 BoogieDeclarations]: Found specification of procedure break_sharing [2022-07-12 13:39:10,386 INFO L138 BoogieDeclarations]: Found implementation of procedure break_sharing [2022-07-12 13:39:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 13:39:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_metadata_close [2022-07-12 13:39:10,386 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_metadata_close [2022-07-12 13:39:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-07-12 13:39:10,386 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-07-12 13:39:10,386 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2022-07-12 13:39:10,386 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2022-07-12 13:39:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-12 13:39:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-12 13:39:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure get_next_thin [2022-07-12 13:39:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure get_next_thin [2022-07-12 13:39:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 13:39:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure do_worker [2022-07-12 13:39:10,387 INFO L138 BoogieDeclarations]: Found implementation of procedure do_worker [2022-07-12 13:39:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2022-07-12 13:39:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2022-07-12 13:39:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure do_no_space_timeout [2022-07-12 13:39:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure do_no_space_timeout [2022-07-12 13:39:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_from_per_bio_data [2022-07-12 13:39:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_from_per_bio_data [2022-07-12 13:39:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-07-12 13:39:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-07-12 13:39:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure pool_iterate_devices [2022-07-12 13:39:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_iterate_devices [2022-07-12 13:39:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2022-07-12 13:39:10,389 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2022-07-12 13:39:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure build_key [2022-07-12 13:39:10,389 INFO L138 BoogieDeclarations]: Found implementation of procedure build_key [2022-07-12 13:39:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 13:39:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 13:39:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure save_sm_roots [2022-07-12 13:39:10,389 INFO L138 BoogieDeclarations]: Found implementation of procedure save_sm_roots [2022-07-12 13:39:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure __complete_mapping_preparation [2022-07-12 13:39:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __complete_mapping_preparation [2022-07-12 13:39:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 13:39:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-12 13:39:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure error_retry_list [2022-07-12 13:39:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure error_retry_list [2022-07-12 13:39:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_passdown [2022-07-12 13:39:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_passdown [2022-07-12 13:39:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-07-12 13:39:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-07-12 13:39:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-12 13:39:10,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-12 13:39:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_empty [2022-07-12 13:39:10,391 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_empty [2022-07-12 13:39:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2022-07-12 13:39:10,391 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2022-07-12 13:39:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure to_noflush [2022-07-12 13:39:10,391 INFO L138 BoogieDeclarations]: Found implementation of procedure to_noflush [2022-07-12 13:39:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure block_to_sectors [2022-07-12 13:39:10,391 INFO L138 BoogieDeclarations]: Found implementation of procedure block_to_sectors [2022-07-12 13:39:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-12 13:39:10,392 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-12 13:39:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure pool_status [2022-07-12 13:39:10,392 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_status [2022-07-12 13:39:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure unpack_block_time [2022-07-12 13:39:10,392 INFO L138 BoogieDeclarations]: Found implementation of procedure unpack_block_time [2022-07-12 13:39:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure error_thin_bio_list [2022-07-12 13:39:10,392 INFO L138 BoogieDeclarations]: Found implementation of procedure error_thin_bio_list [2022-07-12 13:39:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_pop [2022-07-12 13:39:10,393 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_pop [2022-07-12 13:39:10,393 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-12 13:39:10,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-12 13:39:10,393 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 13:39:10,393 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 13:39:10,393 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_passdown [2022-07-12 13:39:10,393 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_passdown [2022-07-12 13:39:10,393 INFO L130 BoogieDeclarations]: Found specification of procedure thin_defer_cell [2022-07-12 13:39:10,393 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_defer_cell [2022-07-12 13:39:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2022-07-12 13:39:10,394 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2022-07-12 13:39:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure copy_complete [2022-07-12 13:39:10,394 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_complete [2022-07-12 13:39:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-12 13:39:10,394 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-12 13:39:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure __resize_space_map [2022-07-12 13:39:10,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __resize_space_map [2022-07-12 13:39:10,394 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend [2022-07-12 13:39:10,394 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend [2022-07-12 13:39:10,395 INFO L130 BoogieDeclarations]: Found specification of procedure inc_remap_and_issue_cell [2022-07-12 13:39:10,395 INFO L138 BoogieDeclarations]: Found implementation of procedure inc_remap_and_issue_cell [2022-07-12 13:39:10,395 INFO L130 BoogieDeclarations]: Found specification of procedure pool_message [2022-07-12 13:39:10,395 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_message [2022-07-12 13:39:10,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 13:39:10,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 13:39:10,395 INFO L130 BoogieDeclarations]: Found specification of procedure break_up_discard_bio [2022-07-12 13:39:10,395 INFO L138 BoogieDeclarations]: Found implementation of procedure break_up_discard_bio [2022-07-12 13:39:10,395 INFO L130 BoogieDeclarations]: Found specification of procedure process_discard_cell_no_passdown [2022-07-12 13:39:10,395 INFO L138 BoogieDeclarations]: Found implementation of procedure process_discard_cell_no_passdown [2022-07-12 13:39:10,396 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_inc_block [2022-07-12 13:39:10,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_inc_block [2022-07-12 13:39:10,396 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_block_is_used [2022-07-12 13:39:10,396 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_block_is_used [2022-07-12 13:39:10,396 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-12 13:39:10,396 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-12 13:39:10,396 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoull [2022-07-12 13:39:10,396 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoull [2022-07-12 13:39:10,396 INFO L130 BoogieDeclarations]: Found specification of procedure commit [2022-07-12 13:39:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure commit [2022-07-12 13:39:10,397 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2022-07-12 13:39:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2022-07-12 13:39:10,397 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_md [2022-07-12 13:39:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_md [2022-07-12 13:39:10,397 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_mapping [2022-07-12 13:39:10,397 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_mapping [2022-07-12 13:39:10,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 13:39:10,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 13:39:10,397 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 13:39:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 13:39:10,398 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2022-07-12 13:39:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2022-07-12 13:39:10,398 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_26 [2022-07-12 13:39:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_26 [2022-07-12 13:39:10,398 INFO L130 BoogieDeclarations]: Found specification of procedure blk_limits_io_min [2022-07-12 13:39:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_limits_io_min [2022-07-12 13:39:10,398 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_bios [2022-07-12 13:39:10,398 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_bios [2022-07-12 13:39:10,398 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-12 13:39:10,399 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-12 13:39:10,399 INFO L130 BoogieDeclarations]: Found specification of procedure do_waker [2022-07-12 13:39:10,399 INFO L138 BoogieDeclarations]: Found implementation of procedure do_waker [2022-07-12 13:39:10,399 INFO L130 BoogieDeclarations]: Found specification of procedure get_dev_size [2022-07-12 13:39:10,399 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dev_size [2022-07-12 13:39:10,399 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_issue_prefetches [2022-07-12 13:39:10,399 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_issue_prefetches [2022-07-12 13:39:10,399 INFO L130 BoogieDeclarations]: Found specification of procedure thin_postsuspend [2022-07-12 13:39:10,399 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_postsuspend [2022-07-12 13:39:10,399 INFO L130 BoogieDeclarations]: Found specification of procedure __process_bio_read_only [2022-07-12 13:39:10,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __process_bio_read_only [2022-07-12 13:39:10,400 INFO L130 BoogieDeclarations]: Found specification of procedure process_deferred_bios [2022-07-12 13:39:10,400 INFO L138 BoogieDeclarations]: Found implementation of procedure process_deferred_bios [2022-07-12 13:39:10,400 INFO L130 BoogieDeclarations]: Found specification of procedure thin_map [2022-07-12 13:39:10,400 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_map [2022-07-12 13:39:10,400 INFO L130 BoogieDeclarations]: Found specification of procedure pool_presuspend_undo [2022-07-12 13:39:10,400 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_presuspend_undo [2022-07-12 13:39:10,400 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 13:39:10,400 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 13:39:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 13:39:10,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 13:39:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-12 13:39:10,401 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-12 13:39:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure process_prepared_discard_no_passdown [2022-07-12 13:39:10,401 INFO L138 BoogieDeclarations]: Found implementation of procedure process_prepared_discard_no_passdown [2022-07-12 13:39:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure __begin_transaction [2022-07-12 13:39:10,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __begin_transaction [2022-07-12 13:39:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure pool_postsuspend [2022-07-12 13:39:10,401 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_postsuspend [2022-07-12 13:39:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 13:39:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 13:39:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 13:39:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 13:39:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2022-07-12 13:39:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2022-07-12 13:39:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-12 13:39:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-12 13:39:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_metadata_dev [2022-07-12 13:39:10,403 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_metadata_dev [2022-07-12 13:39:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure __open_device [2022-07-12 13:39:10,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_device [2022-07-12 13:39:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_destroy [2022-07-12 13:39:10,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_destroy [2022-07-12 13:39:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-12 13:39:10,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-12 13:39:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2022-07-12 13:39:10,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_dm_thin_pool_table [2022-07-12 13:39:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_event [2022-07-12 13:39:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_event [2022-07-12 13:39:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2022-07-12 13:39:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2022-07-12 13:39:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put [2022-07-12 13:39:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put [2022-07-12 13:39:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 13:39:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 13:39:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 13:39:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_dec [2022-07-12 13:39:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_dec [2022-07-12 13:39:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2022-07-12 13:39:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2022-07-12 13:39:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure build_virtual_key [2022-07-12 13:39:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure build_virtual_key [2022-07-12 13:39:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 13:39:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_inc [2022-07-12 13:39:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_inc [2022-07-12 13:39:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure __format_metadata [2022-07-12 13:39:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __format_metadata [2022-07-12 13:39:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2022-07-12 13:39:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dm_block_t~0~TO~int [2022-07-12 13:39:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-07-12 13:39:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-07-12 13:39:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2022-07-12 13:39:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2022-07-12 13:39:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_close_thin_device [2022-07-12 13:39:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_close_thin_device [2022-07-12 13:39:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure set_pool_mode [2022-07-12 13:39:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure set_pool_mode [2022-07-12 13:39:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_destroy [2022-07-12 13:39:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_destroy [2022-07-12 13:39:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure maybe_resize_data_dev [2022-07-12 13:39:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure maybe_resize_data_dev [2022-07-12 13:39:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-07-12 13:39:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-07-12 13:39:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure read_dev_id [2022-07-12 13:39:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure read_dev_id [2022-07-12 13:39:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 13:39:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2022-07-12 13:39:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2022-07-12 13:39:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure remap_to_origin_and_issue [2022-07-12 13:39:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_to_origin_and_issue [2022-07-12 13:39:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_commit [2022-07-12 13:39:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_commit [2022-07-12 13:39:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 13:39:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 13:39:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-07-12 13:39:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-07-12 13:39:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-12 13:39:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-12 13:39:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure __merge_bio_list [2022-07-12 13:39:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure __merge_bio_list [2022-07-12 13:39:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_dec_block [2022-07-12 13:39:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_dec_block [2022-07-12 13:39:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure pool_dtr [2022-07-12 13:39:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_dtr [2022-07-12 13:39:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure get_first_thin [2022-07-12 13:39:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure get_first_thin [2022-07-12 13:39:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 13:39:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 13:39:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure __open_or_format_metadata [2022-07-12 13:39:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_or_format_metadata [2022-07-12 13:39:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_commit_metadata [2022-07-12 13:39:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_commit_metadata [2022-07-12 13:39:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_init [2022-07-12 13:39:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_init [2022-07-12 13:39:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-07-12 13:39:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-07-12 13:39:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure get_pool_mode [2022-07-12 13:39:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure get_pool_mode [2022-07-12 13:39:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure notify_of_pool_mode_change [2022-07-12 13:39:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_of_pool_mode_change [2022-07-12 13:39:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2022-07-12 13:39:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2022-07-12 13:39:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-12 13:39:10,411 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-12 13:39:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_overwrite [2022-07-12 13:39:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_overwrite [2022-07-12 13:39:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_insert [2022-07-12 13:39:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_insert [2022-07-12 13:39:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure wake_worker [2022-07-12 13:39:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_worker [2022-07-12 13:39:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure throttle_unlock [2022-07-12 13:39:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure throttle_unlock [2022-07-12 13:39:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure io_overwrites_block [2022-07-12 13:39:10,412 INFO L138 BoogieDeclarations]: Found implementation of procedure io_overwrites_block [2022-07-12 13:39:10,412 INFO L130 BoogieDeclarations]: Found specification of procedure build_data_key [2022-07-12 13:39:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure build_data_key [2022-07-12 13:39:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure get_bio_block [2022-07-12 13:39:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure get_bio_block [2022-07-12 13:39:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure process_bio [2022-07-12 13:39:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure process_bio [2022-07-12 13:39:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_create [2022-07-12 13:39:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_create [2022-07-12 13:39:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure zero_fill_bio [2022-07-12 13:39:10,413 INFO L138 BoogieDeclarations]: Found implementation of procedure zero_fill_bio [2022-07-12 13:39:10,413 INFO L130 BoogieDeclarations]: Found specification of procedure thin_iterate_devices [2022-07-12 13:39:10,414 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_iterate_devices [2022-07-12 13:39:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_read_lock [2022-07-12 13:39:10,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_read_lock [2022-07-12 13:39:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure provision_block [2022-07-12 13:39:10,414 INFO L138 BoogieDeclarations]: Found implementation of procedure provision_block [2022-07-12 13:39:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 13:39:10,414 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 13:39:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure __open_metadata [2022-07-12 13:39:10,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __open_metadata [2022-07-12 13:39:10,414 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_rcu [2022-07-12 13:39:10,414 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_rcu [2022-07-12 13:39:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure issue_discard [2022-07-12 13:39:10,415 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_discard [2022-07-12 13:39:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure dm_device_name [2022-07-12 13:39:10,415 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_device_name [2022-07-12 13:39:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2022-07-12 13:39:10,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_dm_thin_pool_table [2022-07-12 13:39:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 13:39:10,415 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 13:39:10,415 INFO L130 BoogieDeclarations]: Found specification of procedure abort_transaction [2022-07-12 13:39:10,415 INFO L138 BoogieDeclarations]: Found implementation of procedure abort_transaction [2022-07-12 13:39:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-07-12 13:39:10,416 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-07-12 13:39:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 13:39:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue_shared_cell [2022-07-12 13:39:10,416 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue_shared_cell [2022-07-12 13:39:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_zero [2022-07-12 13:39:10,416 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_zero [2022-07-12 13:39:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure __setup_btree_details [2022-07-12 13:39:10,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __setup_btree_details [2022-07-12 13:39:10,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 13:39:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 13:39:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_get_free_block_count [2022-07-12 13:39:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_get_free_block_count [2022-07-12 13:39:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure pool_map [2022-07-12 13:39:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_map [2022-07-12 13:39:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure __commit_transaction [2022-07-12 13:39:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __commit_transaction [2022-07-12 13:39:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure dm_btree_lookup [2022-07-12 13:39:10,417 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_btree_lookup [2022-07-12 13:39:10,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-12 13:39:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-12 13:39:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure error_bio_list [2022-07-12 13:39:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure error_bio_list [2022-07-12 13:39:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure pool_work_complete [2022-07-12 13:39:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_work_complete [2022-07-12 13:39:10,418 INFO L130 BoogieDeclarations]: Found specification of procedure cell_defer_no_holder [2022-07-12 13:39:10,418 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_defer_no_holder [2022-07-12 13:39:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure superblock_lock [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure superblock_lock [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure retry_on_resume [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure retry_on_resume [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure pool_merge [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_merge [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure cell_error [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure cell_error [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_add [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_add [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure dm_pool_abort_metadata [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_pool_abort_metadata [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_inc [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_inc [2022-07-12 13:39:10,480 INFO L130 BoogieDeclarations]: Found specification of procedure metadata_operation_failed [2022-07-12 13:39:10,480 INFO L138 BoogieDeclarations]: Found implementation of procedure metadata_operation_failed [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure check_arg_count [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure check_arg_count [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure dm_sm_get_nr_blocks [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_sm_get_nr_blocks [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure remap_and_issue [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure remap_and_issue [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure bio_list_merge [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_list_merge [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure __pool_dec [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __pool_dec [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure dm_deferred_set_destroy [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_deferred_set_destroy [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure process_shared_bio [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure process_shared_bio [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure bio_detain [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_detain [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-12 13:39:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure thin_dtr [2022-07-12 13:39:10,481 INFO L138 BoogieDeclarations]: Found implementation of procedure thin_dtr [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure __write_initial_superblock [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __write_initial_superblock [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bio_prison_free_cell [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bio_prison_free_cell [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_next_mapping [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_next_mapping [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure dm_tm_destroy [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_tm_destroy [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure handle_unserviceable_bio [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_unserviceable_bio [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure __destroy_persistent_data_objects [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __destroy_persistent_data_objects [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_copy [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_copy [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_unlock [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_unlock [2022-07-12 13:39:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-07-12 13:39:10,482 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-07-12 13:39:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2022-07-12 13:39:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2022-07-12 13:39:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure process_cell [2022-07-12 13:39:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure process_cell [2022-07-12 13:39:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure process_thin_deferred_cells [2022-07-12 13:39:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure process_thin_deferred_cells [2022-07-12 13:39:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure pool_resume [2022-07-12 13:39:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pool_resume [2022-07-12 13:39:11,482 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 13:39:11,485 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 13:39:11,712 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 13:39:21,295 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 13:39:21,325 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 13:39:21,325 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 13:39:21,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:39:21 BoogieIcfgContainer [2022-07-12 13:39:21,331 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 13:39:21,333 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 13:39:21,333 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 13:39:21,335 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 13:39:21,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 01:39:05" (1/3) ... [2022-07-12 13:39:21,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@580896a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:39:21, skipping insertion in model container [2022-07-12 13:39:21,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 01:39:09" (2/3) ... [2022-07-12 13:39:21,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@580896a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 01:39:21, skipping insertion in model container [2022-07-12 13:39:21,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 01:39:21" (3/3) ... [2022-07-12 13:39:21,337 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-thin-pool.ko-entry_point.cil.out.i [2022-07-12 13:39:21,349 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 13:39:21,349 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 13:39:21,453 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 13:39:21,457 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@6f24f249, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4e925478 [2022-07-12 13:39:21,458 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 13:39:21,469 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) [2022-07-12 13:39:21,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2022-07-12 13:39:21,485 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:39:21,486 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] [2022-07-12 13:39:21,486 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:39:21,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:39:21,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1546272708, now seen corresponding path program 1 times [2022-07-12 13:39:21,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:39:21,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005196653] [2022-07-12 13:39:21,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:39:21,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:39:22,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:39:22,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:39:22,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:39:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:39:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 13:39:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 13:39:22,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 13:39:22,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 13:39:22,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:39:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 13:39:22,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 13:39:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 13:39:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-12 13:39:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-12 13:39:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-12 13:39:22,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:39:22,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:39:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-12 13:39:22,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:39:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-12 13:39:22,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-12 13:39:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 13:39:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-12 13:39:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-12 13:39:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 13:39:22,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-12 13:39:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 13:39:22,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-12 13:39:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 13:39:22,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:22,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-12 13:39:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:23,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:23,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:39:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:23,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:39:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:39:23,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-12 13:39:23,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:39:23,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005196653] [2022-07-12 13:39:23,035 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005196653] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:39:23,035 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:39:23,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 13:39:23,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810469203] [2022-07-12 13:39:23,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:39:23,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:39:23,042 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:39:23,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:39:23,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:39:23,074 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) [2022-07-12 13:39:37,772 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:39:39,797 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:39:46,321 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:39:48,351 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:39:50,859 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:39:52,892 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:39:59,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:39:59,148 INFO L93 Difference]: Finished difference Result 14161 states and 21157 transitions. [2022-07-12 13:39:59,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 13:39:59,157 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 [2022-07-12 13:39:59,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:39:59,237 INFO L225 Difference]: With dead ends: 14161 [2022-07-12 13:39:59,238 INFO L226 Difference]: Without dead ends: 9686 [2022-07-12 13:39:59,267 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 [2022-07-12 13:39:59,269 INFO L413 NwaCegarLoop]: 7179 mSDtfsCounter, 9900 mSDsluCounter, 12271 mSDsCounter, 0 mSdLazyCounter, 11721 mSolverCounterSat, 7052 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10564 SdHoareTripleChecker+Valid, 19450 SdHoareTripleChecker+Invalid, 18779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 7052 IncrementalHoareTripleChecker+Valid, 11721 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 35.1s IncrementalHoareTripleChecker+Time [2022-07-12 13:39:59,270 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10564 Valid, 19450 Invalid, 18779 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [7052 Valid, 11721 Invalid, 6 Unknown, 0 Unchecked, 35.1s Time] [2022-07-12 13:39:59,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9686 states. [2022-07-12 13:39:59,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9686 to 7904. [2022-07-12 13:39:59,754 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) [2022-07-12 13:39:59,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7904 states to 7904 states and 11014 transitions. [2022-07-12 13:39:59,807 INFO L78 Accepts]: Start accepts. Automaton has 7904 states and 11014 transitions. Word has length 426 [2022-07-12 13:39:59,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:39:59,811 INFO L495 AbstractCegarLoop]: Abstraction has 7904 states and 11014 transitions. [2022-07-12 13:39:59,811 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) [2022-07-12 13:39:59,811 INFO L276 IsEmpty]: Start isEmpty. Operand 7904 states and 11014 transitions. [2022-07-12 13:39:59,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2022-07-12 13:39:59,821 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:39:59,822 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] [2022-07-12 13:39:59,822 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 13:39:59,822 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:39:59,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:39:59,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1282501854, now seen corresponding path program 1 times [2022-07-12 13:39:59,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:39:59,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867009301] [2022-07-12 13:39:59,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:39:59,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:40:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:40:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:40:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:40:00,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:40:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 13:40:00,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 13:40:00,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 13:40:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 13:40:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:40:00,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 13:40:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 13:40:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 13:40:00,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-12 13:40:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-12 13:40:00,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-12 13:40:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:40:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-12 13:40:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:40:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-12 13:40:00,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-12 13:40:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 13:40:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-12 13:40:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-12 13:40:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 13:40:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-12 13:40:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 13:40:00,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-12 13:40:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 13:40:00,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-12 13:40:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:40:00,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:00,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-12 13:40:00,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:40:00,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867009301] [2022-07-12 13:40:00,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867009301] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:40:00,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:40:00,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 13:40:00,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883632330] [2022-07-12 13:40:00,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:40:00,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:40:00,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:40:00,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:40:00,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:40:00,654 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) [2022-07-12 13:40:13,415 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:40:22,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:40:28,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:40:28,216 INFO L93 Difference]: Finished difference Result 26319 states and 37723 transitions. [2022-07-12 13:40:28,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 13:40:28,223 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 [2022-07-12 13:40:28,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:40:28,349 INFO L225 Difference]: With dead ends: 26319 [2022-07-12 13:40:28,350 INFO L226 Difference]: Without dead ends: 18481 [2022-07-12 13:40:28,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-12 13:40:28,392 INFO L413 NwaCegarLoop]: 8614 mSDtfsCounter, 9682 mSDsluCounter, 11113 mSDsCounter, 0 mSdLazyCounter, 10426 mSolverCounterSat, 6759 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10465 SdHoareTripleChecker+Valid, 19727 SdHoareTripleChecker+Invalid, 17187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6759 IncrementalHoareTripleChecker+Valid, 10426 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.4s IncrementalHoareTripleChecker+Time [2022-07-12 13:40:28,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10465 Valid, 19727 Invalid, 17187 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6759 Valid, 10426 Invalid, 2 Unknown, 0 Unchecked, 26.4s Time] [2022-07-12 13:40:28,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18481 states. [2022-07-12 13:40:29,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18481 to 15021. [2022-07-12 13:40:29,022 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) [2022-07-12 13:40:29,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15021 states to 15021 states and 20841 transitions. [2022-07-12 13:40:29,085 INFO L78 Accepts]: Start accepts. Automaton has 15021 states and 20841 transitions. Word has length 432 [2022-07-12 13:40:29,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:40:29,088 INFO L495 AbstractCegarLoop]: Abstraction has 15021 states and 20841 transitions. [2022-07-12 13:40:29,088 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) [2022-07-12 13:40:29,088 INFO L276 IsEmpty]: Start isEmpty. Operand 15021 states and 20841 transitions. [2022-07-12 13:40:29,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 440 [2022-07-12 13:40:29,094 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:40:29,094 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] [2022-07-12 13:40:29,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 13:40:29,095 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:40:29,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:40:29,096 INFO L85 PathProgramCache]: Analyzing trace with hash 769336676, now seen corresponding path program 1 times [2022-07-12 13:40:29,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:40:29,096 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729874739] [2022-07-12 13:40:29,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:40:29,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:40:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:40:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:40:29,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:40:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:40:29,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 13:40:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 13:40:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 13:40:29,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 13:40:29,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:40:29,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 13:40:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 13:40:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 13:40:29,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-12 13:40:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-12 13:40:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-12 13:40:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:40:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:40:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-12 13:40:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:40:29,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-12 13:40:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-12 13:40:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 13:40:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-12 13:40:29,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-12 13:40:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 13:40:29,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-12 13:40:29,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 13:40:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-12 13:40:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 13:40:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-12 13:40:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:40:29,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:40:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2022-07-12 13:40:29,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 428 [2022-07-12 13:40:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:40:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2502 trivial. 0 not checked. [2022-07-12 13:40:29,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:40:29,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729874739] [2022-07-12 13:40:29,763 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729874739] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:40:29,763 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:40:29,763 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 13:40:29,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271897269] [2022-07-12 13:40:29,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:40:29,764 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:40:29,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:40:29,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:40:29,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:40:29,765 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) [2022-07-12 13:40:45,252 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:40:48,973 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:40:51,002 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:40:53,026 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:40:55,357 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:40:57,384 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:40:59,412 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:10,002 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:12,042 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:14,075 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:16,154 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:18,189 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:20,218 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:28,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:41:28,101 INFO L93 Difference]: Finished difference Result 51650 states and 73972 transitions. [2022-07-12 13:41:28,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 13:41:28,102 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 [2022-07-12 13:41:28,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:41:28,308 INFO L225 Difference]: With dead ends: 51650 [2022-07-12 13:41:28,308 INFO L226 Difference]: Without dead ends: 36705 [2022-07-12 13:41:28,362 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 [2022-07-12 13:41:28,365 INFO L413 NwaCegarLoop]: 10061 mSDtfsCounter, 9552 mSDsluCounter, 15915 mSDsCounter, 0 mSdLazyCounter, 13706 mSolverCounterSat, 6136 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10384 SdHoareTripleChecker+Valid, 25976 SdHoareTripleChecker+Invalid, 19855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6136 IncrementalHoareTripleChecker+Valid, 13706 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 56.8s IncrementalHoareTripleChecker+Time [2022-07-12 13:41:28,366 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10384 Valid, 25976 Invalid, 19855 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6136 Valid, 13706 Invalid, 13 Unknown, 0 Unchecked, 56.8s Time] [2022-07-12 13:41:28,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36705 states. [2022-07-12 13:41:29,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36705 to 29798. [2022-07-12 13:41:29,245 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) [2022-07-12 13:41:29,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29798 states to 29798 states and 41336 transitions. [2022-07-12 13:41:29,354 INFO L78 Accepts]: Start accepts. Automaton has 29798 states and 41336 transitions. Word has length 439 [2022-07-12 13:41:29,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:41:29,355 INFO L495 AbstractCegarLoop]: Abstraction has 29798 states and 41336 transitions. [2022-07-12 13:41:29,355 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) [2022-07-12 13:41:29,355 INFO L276 IsEmpty]: Start isEmpty. Operand 29798 states and 41336 transitions. [2022-07-12 13:41:29,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2022-07-12 13:41:29,360 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:41:29,360 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] [2022-07-12 13:41:29,361 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-12 13:41:29,361 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:41:29,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:41:29,361 INFO L85 PathProgramCache]: Analyzing trace with hash 914046152, now seen corresponding path program 1 times [2022-07-12 13:41:29,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:41:29,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806794181] [2022-07-12 13:41:29,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:41:29,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:41:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:41:29,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:29,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:41:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:29,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:41:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:41:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 13:41:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:29,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 13:41:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 13:41:29,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:29,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:29,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:29,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 13:41:29,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:41:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 13:41:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:30,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 13:41:30,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:30,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 13:41:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-12 13:41:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-12 13:41:30,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:30,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-12 13:41:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:30,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:41:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-12 13:41:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:41:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-12 13:41:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-12 13:41:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 13:41:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-12 13:41:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-12 13:41:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 13:41:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-12 13:41:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 13:41:30,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-12 13:41:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 13:41:30,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-12 13:41:30,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:41:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:30,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:41:30,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 13:41:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-12 13:41:30,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:41:30,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806794181] [2022-07-12 13:41:30,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806794181] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:41:30,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:41:30,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 13:41:30,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126014613] [2022-07-12 13:41:30,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:41:30,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:41:30,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:41:30,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:41:30,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:41:30,300 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) [2022-07-12 13:41:38,149 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:40,186 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:45,678 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:47,722 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:41:51,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:41:51,567 INFO L93 Difference]: Finished difference Result 36688 states and 53205 transitions. [2022-07-12 13:41:51,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 13:41:51,581 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 [2022-07-12 13:41:51,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:41:51,749 INFO L225 Difference]: With dead ends: 36688 [2022-07-12 13:41:51,750 INFO L226 Difference]: Without dead ends: 36685 [2022-07-12 13:41:51,765 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 [2022-07-12 13:41:51,769 INFO L413 NwaCegarLoop]: 5662 mSDtfsCounter, 8699 mSDsluCounter, 6612 mSDsCounter, 0 mSdLazyCounter, 6145 mSolverCounterSat, 4815 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9365 SdHoareTripleChecker+Valid, 12274 SdHoareTripleChecker+Invalid, 10964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4815 IncrementalHoareTripleChecker+Valid, 6145 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2022-07-12 13:41:51,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9365 Valid, 12274 Invalid, 10964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4815 Valid, 6145 Invalid, 4 Unknown, 0 Unchecked, 20.3s Time] [2022-07-12 13:41:51,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36685 states. [2022-07-12 13:41:52,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36685 to 29797. [2022-07-12 13:41:52,816 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) [2022-07-12 13:41:52,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29797 states to 29797 states and 41334 transitions. [2022-07-12 13:41:52,944 INFO L78 Accepts]: Start accepts. Automaton has 29797 states and 41334 transitions. Word has length 444 [2022-07-12 13:41:52,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:41:52,945 INFO L495 AbstractCegarLoop]: Abstraction has 29797 states and 41334 transitions. [2022-07-12 13:41:52,946 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) [2022-07-12 13:41:52,946 INFO L276 IsEmpty]: Start isEmpty. Operand 29797 states and 41334 transitions. [2022-07-12 13:41:52,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2022-07-12 13:41:52,950 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:41:52,950 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] [2022-07-12 13:41:52,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-12 13:41:52,951 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:41:52,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:41:52,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1731606289, now seen corresponding path program 1 times [2022-07-12 13:41:52,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:41:52,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210412554] [2022-07-12 13:41:52,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:41:52,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:41:53,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:41:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:41:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:41:53,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:41:53,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 13:41:53,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 13:41:53,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 13:41:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 13:41:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:41:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 13:41:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 13:41:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 13:41:53,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-12 13:41:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-12 13:41:53,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-12 13:41:53,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:41:53,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:41:53,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-12 13:41:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:41:53,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-12 13:41:53,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-12 13:41:53,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 13:41:53,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-12 13:41:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-12 13:41:53,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 13:41:53,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-12 13:41:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 13:41:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-12 13:41:53,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:53,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:53,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 13:41:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:54,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:54,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-12 13:41:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:54,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:54,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:54,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:41:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:54,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:41:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:54,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:41:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:54,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 13:41:54,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:41:54,063 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-12 13:41:54,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:41:54,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210412554] [2022-07-12 13:41:54,064 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210412554] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:41:54,064 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:41:54,064 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 13:41:54,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745613984] [2022-07-12 13:41:54,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:41:54,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:41:54,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:41:54,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:41:54,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:41:54,066 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) [2022-07-12 13:42:00,286 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:04,628 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:07,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:42:07,374 INFO L93 Difference]: Finished difference Result 36687 states and 53203 transitions. [2022-07-12 13:42:07,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 13:42:07,375 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 [2022-07-12 13:42:07,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:42:07,497 INFO L225 Difference]: With dead ends: 36687 [2022-07-12 13:42:07,498 INFO L226 Difference]: Without dead ends: 36684 [2022-07-12 13:42:07,513 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 [2022-07-12 13:42:07,514 INFO L413 NwaCegarLoop]: 5682 mSDtfsCounter, 10661 mSDsluCounter, 2822 mSDsCounter, 0 mSdLazyCounter, 3053 mSolverCounterSat, 6821 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11333 SdHoareTripleChecker+Valid, 8504 SdHoareTripleChecker+Invalid, 9876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6821 IncrementalHoareTripleChecker+Valid, 3053 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.3s IncrementalHoareTripleChecker+Time [2022-07-12 13:42:07,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11333 Valid, 8504 Invalid, 9876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6821 Valid, 3053 Invalid, 2 Unknown, 0 Unchecked, 12.3s Time] [2022-07-12 13:42:07,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36684 states. [2022-07-12 13:42:08,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36684 to 29796. [2022-07-12 13:42:08,689 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) [2022-07-12 13:42:08,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29796 states to 29796 states and 41332 transitions. [2022-07-12 13:42:08,828 INFO L78 Accepts]: Start accepts. Automaton has 29796 states and 41332 transitions. Word has length 445 [2022-07-12 13:42:08,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:42:08,829 INFO L495 AbstractCegarLoop]: Abstraction has 29796 states and 41332 transitions. [2022-07-12 13:42:08,829 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) [2022-07-12 13:42:08,829 INFO L276 IsEmpty]: Start isEmpty. Operand 29796 states and 41332 transitions. [2022-07-12 13:42:08,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 447 [2022-07-12 13:42:08,836 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:42:08,836 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] [2022-07-12 13:42:08,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-12 13:42:08,836 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:42:08,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:42:08,837 INFO L85 PathProgramCache]: Analyzing trace with hash -2142448469, now seen corresponding path program 1 times [2022-07-12 13:42:08,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:42:08,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851782549] [2022-07-12 13:42:08,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:42:08,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:42:08,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:42:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:42:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:42:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:42:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 13:42:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 13:42:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 13:42:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 13:42:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:42:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 13:42:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 13:42:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 13:42:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-12 13:42:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-12 13:42:09,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-12 13:42:09,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:42:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:09,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-12 13:42:09,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:42:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-12 13:42:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-12 13:42:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 13:42:09,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-12 13:42:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-12 13:42:09,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 13:42:09,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-12 13:42:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 13:42:09,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-12 13:42:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 13:42:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-12 13:42:09,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:42:09,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:42:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 13:42:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:09,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-12 13:42:09,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:42:09,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851782549] [2022-07-12 13:42:09,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851782549] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:42:09,799 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:42:09,799 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 13:42:09,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055586634] [2022-07-12 13:42:09,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:42:09,800 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:42:09,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:42:09,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:42:09,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:42:09,801 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) [2022-07-12 13:42:15,728 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:20,351 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:22,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:42:22,605 INFO L93 Difference]: Finished difference Result 36686 states and 53201 transitions. [2022-07-12 13:42:22,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 13:42:22,606 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 [2022-07-12 13:42:22,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:42:22,837 INFO L225 Difference]: With dead ends: 36686 [2022-07-12 13:42:22,837 INFO L226 Difference]: Without dead ends: 36683 [2022-07-12 13:42:22,955 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 [2022-07-12 13:42:22,955 INFO L413 NwaCegarLoop]: 5656 mSDtfsCounter, 10686 mSDsluCounter, 2822 mSDsCounter, 0 mSdLazyCounter, 3071 mSolverCounterSat, 6830 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11357 SdHoareTripleChecker+Valid, 8478 SdHoareTripleChecker+Invalid, 9903 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6830 IncrementalHoareTripleChecker+Valid, 3071 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.6s IncrementalHoareTripleChecker+Time [2022-07-12 13:42:22,955 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11357 Valid, 8478 Invalid, 9903 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6830 Valid, 3071 Invalid, 2 Unknown, 0 Unchecked, 11.6s Time] [2022-07-12 13:42:22,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36683 states. [2022-07-12 13:42:23,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36683 to 29795. [2022-07-12 13:42:24,022 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) [2022-07-12 13:42:24,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29795 states to 29795 states and 41330 transitions. [2022-07-12 13:42:24,159 INFO L78 Accepts]: Start accepts. Automaton has 29795 states and 41330 transitions. Word has length 446 [2022-07-12 13:42:24,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:42:24,160 INFO L495 AbstractCegarLoop]: Abstraction has 29795 states and 41330 transitions. [2022-07-12 13:42:24,160 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) [2022-07-12 13:42:24,160 INFO L276 IsEmpty]: Start isEmpty. Operand 29795 states and 41330 transitions. [2022-07-12 13:42:24,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2022-07-12 13:42:24,169 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:42:24,169 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] [2022-07-12 13:42:24,169 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-12 13:42:24,169 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:42:24,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:42:24,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1993649294, now seen corresponding path program 1 times [2022-07-12 13:42:24,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:42:24,175 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759416292] [2022-07-12 13:42:24,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:42:24,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:42:24,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:42:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:42:24,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:42:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:42:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 13:42:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 13:42:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 13:42:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 13:42:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:42:24,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 13:42:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 13:42:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 13:42:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-12 13:42:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-12 13:42:24,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-12 13:42:24,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:42:24,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:42:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-12 13:42:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:42:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-12 13:42:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-12 13:42:24,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 13:42:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-12 13:42:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-12 13:42:24,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 13:42:24,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-12 13:42:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 13:42:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:24,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-12 13:42:24,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 13:42:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-12 13:42:25,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:42:25,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:42:25,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:42:25,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 13:42:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:42:25,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2499 trivial. 0 not checked. [2022-07-12 13:42:25,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:42:25,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759416292] [2022-07-12 13:42:25,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759416292] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:42:25,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:42:25,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-12 13:42:25,079 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107449671] [2022-07-12 13:42:25,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:42:25,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 13:42:25,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:42:25,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 13:42:25,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 13:42:25,081 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) [2022-07-12 13:42:35,320 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:37,359 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:39,406 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:46,893 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:48,923 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:50,957 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:53,199 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:55,215 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:42:57,249 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:43:00,873 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:43:02,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-12 13:43:08,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 13:43:08,883 INFO L93 Difference]: Finished difference Result 96014 states and 139529 transitions. [2022-07-12 13:43:08,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-12 13:43:08,885 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 [2022-07-12 13:43:08,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 13:43:09,273 INFO L225 Difference]: With dead ends: 96014 [2022-07-12 13:43:09,273 INFO L226 Difference]: Without dead ends: 66282 [2022-07-12 13:43:09,429 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2022-07-12 13:43:09,430 INFO L413 NwaCegarLoop]: 7339 mSDtfsCounter, 10457 mSDsluCounter, 10991 mSDsCounter, 0 mSdLazyCounter, 11173 mSolverCounterSat, 6947 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11146 SdHoareTripleChecker+Valid, 18330 SdHoareTripleChecker+Invalid, 18131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6947 IncrementalHoareTripleChecker+Valid, 11173 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.3s IncrementalHoareTripleChecker+Time [2022-07-12 13:43:09,431 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11146 Valid, 18330 Invalid, 18131 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6947 Valid, 11173 Invalid, 11 Unknown, 0 Unchecked, 41.3s Time] [2022-07-12 13:43:09,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66282 states. [2022-07-12 13:43:11,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66282 to 56800. [2022-07-12 13:43:11,784 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) [2022-07-12 13:43:12,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56800 states to 56800 states and 79612 transitions. [2022-07-12 13:43:12,037 INFO L78 Accepts]: Start accepts. Automaton has 56800 states and 79612 transitions. Word has length 447 [2022-07-12 13:43:12,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 13:43:12,037 INFO L495 AbstractCegarLoop]: Abstraction has 56800 states and 79612 transitions. [2022-07-12 13:43:12,038 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) [2022-07-12 13:43:12,038 INFO L276 IsEmpty]: Start isEmpty. Operand 56800 states and 79612 transitions. [2022-07-12 13:43:12,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2022-07-12 13:43:12,044 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 13:43:12,044 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] [2022-07-12 13:43:12,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-12 13:43:12,044 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 13:43:12,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 13:43:12,045 INFO L85 PathProgramCache]: Analyzing trace with hash 67118488, now seen corresponding path program 1 times [2022-07-12 13:43:12,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 13:43:12,045 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065676528] [2022-07-12 13:43:12,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 13:43:12,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 13:43:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 13:43:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-12 13:43:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 13:43:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 13:43:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-12 13:43:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-12 13:43:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-12 13:43:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-12 13:43:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-07-12 13:43:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-12 13:43:12,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-07-12 13:43:12,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-12 13:43:12,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-07-12 13:43:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2022-07-12 13:43:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2022-07-12 13:43:12,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2022-07-12 13:43:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2022-07-12 13:43:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2022-07-12 13:43:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2022-07-12 13:43:12,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2022-07-12 13:43:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2022-07-12 13:43:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2022-07-12 13:43:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2022-07-12 13:43:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2022-07-12 13:43:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-07-12 13:43:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2022-07-12 13:43:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2022-07-12 13:43:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2022-07-12 13:43:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2022-07-12 13:43:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2022-07-12 13:43:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-07-12 13:43:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2022-07-12 13:43:12,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 441 [2022-07-12 13:43:12,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:12,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 458 [2022-07-12 13:43:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:13,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-07-12 13:43:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:13,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:13,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:13,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2022-07-12 13:43:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:13,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 13:43:13,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:13,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 13:43:13,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:13,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2022-07-12 13:43:13,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:13,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2022-07-12 13:43:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 13:43:13,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3215 trivial. 0 not checked. [2022-07-12 13:43:13,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 13:43:13,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065676528] [2022-07-12 13:43:13,043 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065676528] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 13:43:13,043 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 13:43:13,043 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-12 13:43:13,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919566790] [2022-07-12 13:43:13,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 13:43:13,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 13:43:13,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 13:43:13,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 13:43:13,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-07-12 13:43:13,044 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)