./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL --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 2d96d66163c8e8d61a2fa90f8dc8359a87f83533e82cd74c25a40ad0f5e1f460 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 05:09:36,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 05:09:36,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 05:09:36,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 05:09:36,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 05:09:36,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 05:09:36,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 05:09:36,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 05:09:36,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 05:09:36,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 05:09:36,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 05:09:36,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 05:09:36,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 05:09:36,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 05:09:36,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 05:09:36,403 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 05:09:36,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 05:09:36,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 05:09:36,410 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 05:09:36,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 05:09:36,420 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 05:09:36,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 05:09:36,425 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 05:09:36,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 05:09:36,432 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 05:09:36,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 05:09:36,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 05:09:36,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 05:09:36,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 05:09:36,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 05:09:36,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 05:09:36,439 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 05:09:36,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 05:09:36,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 05:09:36,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 05:09:36,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 05:09:36,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 05:09:36,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 05:09:36,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 05:09:36,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 05:09:36,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 05:09:36,449 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-19 05:09:36,496 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 05:09:36,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 05:09:36,497 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-19 05:09:36,497 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-19 05:09:36,505 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 05:09:36,505 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 05:09:36,506 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-19 05:09:36,507 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-19 05:09:36,507 INFO L138 SettingsManager]: * Use SBE=true [2021-11-19 05:09:36,507 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 05:09:36,508 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 05:09:36,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 05:09:36,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 05:09:36,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 05:09:36,509 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 05:09:36,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 05:09:36,510 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 05:09:36,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 05:09:36,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 05:09:36,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 05:09:36,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 05:09:36,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:09:36,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 05:09:36,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 05:09:36,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 05:09:36,512 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-19 05:09:36,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 05:09:36,513 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-19 05:09:36,513 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-19 05:09:36,515 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 05:09:36,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 05:09:36,515 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d96d66163c8e8d61a2fa90f8dc8359a87f83533e82cd74c25a40ad0f5e1f460 [2021-11-19 05:09:36,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 05:09:36,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 05:09:36,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 05:09:36,909 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 05:09:36,909 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 05:09:36,911 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2021-11-19 05:09:36,983 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/data/77d9a48e4/abd13b31e47641848375d64153eb4367/FLAG0d667dfba [2021-11-19 05:09:37,933 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 05:09:37,934 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2021-11-19 05:09:37,996 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/data/77d9a48e4/abd13b31e47641848375d64153eb4367/FLAG0d667dfba [2021-11-19 05:09:38,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/data/77d9a48e4/abd13b31e47641848375d64153eb4367 [2021-11-19 05:09:38,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 05:09:38,334 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 05:09:38,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 05:09:38,336 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 05:09:38,339 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 05:09:38,340 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:09:38" (1/1) ... [2021-11-19 05:09:38,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69aed603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:38, skipping insertion in model container [2021-11-19 05:09:38,341 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:09:38" (1/1) ... [2021-11-19 05:09:38,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 05:09:38,461 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 05:09:41,047 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i[282309,282322] [2021-11-19 05:09:41,086 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:09:41,151 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 05:09:41,661 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i[282309,282322] [2021-11-19 05:09:41,673 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 05:09:41,916 INFO L208 MainTranslator]: Completed translation [2021-11-19 05:09:41,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41 WrapperNode [2021-11-19 05:09:41,917 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 05:09:41,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 05:09:41,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 05:09:41,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 05:09:41,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,281 INFO L137 Inliner]: procedures = 347, calls = 1403, calls flagged for inlining = 224, calls inlined = 207, statements flattened = 3849 [2021-11-19 05:09:42,282 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 05:09:42,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 05:09:42,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 05:09:42,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 05:09:42,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,315 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,519 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 05:09:42,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 05:09:42,589 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 05:09:42,589 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 05:09:42,590 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (1/1) ... [2021-11-19 05:09:42,601 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 05:09:42,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 05:09:42,633 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 05:09:42,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 05:09:42,697 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-11-19 05:09:42,698 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-11-19 05:09:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-19 05:09:42,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 05:09:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-19 05:09:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-19 05:09:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-19 05:09:42,699 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-19 05:09:42,699 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-11-19 05:09:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-11-19 05:09:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read_bd [2021-11-19 05:09:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read_bd [2021-11-19 05:09:42,700 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-19 05:09:42,700 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-19 05:09:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-19 05:09:42,701 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-19 05:09:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-19 05:09:42,701 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_poll [2021-11-19 05:09:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_poll [2021-11-19 05:09:42,702 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-19 05:09:42,702 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-19 05:09:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-19 05:09:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-19 05:09:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-19 05:09:42,703 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-19 05:09:42,703 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_stop [2021-11-19 05:09:42,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_stop [2021-11-19 05:09:42,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 05:09:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_15 [2021-11-19 05:09:42,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_15 [2021-11-19 05:09:42,705 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_ack_irq [2021-11-19 05:09:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_ack_irq [2021-11-19 05:09:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-19 05:09:42,706 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-19 05:09:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 05:09:42,706 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-19 05:09:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-19 05:09:42,707 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-19 05:09:42,707 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-19 05:09:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-19 05:09:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-19 05:09:42,708 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-19 05:09:42,708 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-19 05:09:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 05:09:42,709 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_regs_len [2021-11-19 05:09:42,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_regs_len [2021-11-19 05:09:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read [2021-11-19 05:09:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read [2021-11-19 05:09:42,710 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-19 05:09:42,710 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-19 05:09:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 05:09:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_rx_and_tx [2021-11-19 05:09:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_rx_and_tx [2021-11-19 05:09:42,711 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_do_set_mac_address [2021-11-19 05:09:42,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_do_set_mac_address [2021-11-19 05:09:42,712 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_rx_and_tx [2021-11-19 05:09:42,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_rx_and_tx [2021-11-19 05:09:42,714 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_init_ring [2021-11-19 05:09:42,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_init_ring [2021-11-19 05:09:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_nocache [2021-11-19 05:09:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_nocache [2021-11-19 05:09:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-19 05:09:42,715 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-19 05:09:42,715 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-19 05:09:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-19 05:09:42,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-19 05:09:42,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-19 05:09:42,717 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2021-11-19 05:09:42,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2021-11-19 05:09:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-19 05:09:42,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-19 05:09:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-19 05:09:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-19 05:09:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-19 05:09:42,719 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-19 05:09:42,719 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-19 05:09:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-19 05:09:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-19 05:09:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-19 05:09:42,720 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-19 05:09:42,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2021-11-19 05:09:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2021-11-19 05:09:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_interrupt [2021-11-19 05:09:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_interrupt [2021-11-19 05:09:42,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-19 05:09:42,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-19 05:09:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-19 05:09:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-19 05:09:42,722 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-19 05:09:42,722 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-19 05:09:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-19 05:09:42,723 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-19 05:09:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-19 05:09:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_probe [2021-11-19 05:09:42,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_probe [2021-11-19 05:09:42,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 05:09:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_request_region [2021-11-19 05:09:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_request_region [2021-11-19 05:09:42,726 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_resume [2021-11-19 05:09:42,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_resume [2021-11-19 05:09:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-19 05:09:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-19 05:09:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-19 05:09:42,727 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-19 05:09:42,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-19 05:09:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-19 05:09:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-19 05:09:42,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-19 05:09:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 05:09:42,728 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-19 05:09:42,729 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-19 05:09:42,729 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write_bd [2021-11-19 05:09:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write_bd [2021-11-19 05:09:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-19 05:09:42,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-19 05:09:42,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 05:09:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-19 05:09:42,731 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write [2021-11-19 05:09:42,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write [2021-11-19 05:09:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 05:09:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 05:09:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-19 05:09:42,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-19 05:09:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-19 05:09:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-19 05:09:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_irq [2021-11-19 05:09:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_irq [2021-11-19 05:09:42,741 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_open [2021-11-19 05:09:42,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_open [2021-11-19 05:09:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-19 05:09:42,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-19 05:09:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_irq [2021-11-19 05:09:42,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_irq [2021-11-19 05:09:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-19 05:09:42,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-19 05:09:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_remove [2021-11-19 05:09:42,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_remove [2021-11-19 05:09:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-19 05:09:42,748 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-19 05:09:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-19 05:09:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-19 05:09:42,749 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-19 05:09:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-19 05:09:42,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-19 05:09:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_tx_timeout [2021-11-19 05:09:42,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_tx_timeout [2021-11-19 05:09:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 05:09:42,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 05:09:43,657 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 05:09:43,661 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 05:09:43,907 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-19 05:10:03,870 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-19 05:10:04,002 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 05:10:04,030 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 05:10:04,030 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-19 05:10:04,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:04 BoogieIcfgContainer [2021-11-19 05:10:04,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 05:10:04,037 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 05:10:04,037 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 05:10:04,041 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 05:10:04,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 05:09:38" (1/3) ... [2021-11-19 05:10:04,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f208092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:10:04, skipping insertion in model container [2021-11-19 05:10:04,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:09:41" (2/3) ... [2021-11-19 05:10:04,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f208092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 05:10:04, skipping insertion in model container [2021-11-19 05:10:04,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 05:10:04" (3/3) ... [2021-11-19 05:10:04,045 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2021-11-19 05:10:04,052 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 05:10:04,052 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 05:10:04,122 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 05:10:04,131 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 05:10:04,131 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 05:10:04,194 INFO L276 IsEmpty]: Start isEmpty. Operand has 1366 states, 1002 states have (on average 1.2744510978043913) internal successors, (1277), 1016 states have internal predecessors, (1277), 299 states have call successors, (299), 65 states have call predecessors, (299), 64 states have return successors, (292), 290 states have call predecessors, (292), 292 states have call successors, (292) [2021-11-19 05:10:04,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-19 05:10:04,216 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:10:04,217 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:10:04,218 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:10:04,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:10:04,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1332555926, now seen corresponding path program 1 times [2021-11-19 05:10:04,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:10:04,237 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162571247] [2021-11-19 05:10:04,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:10:04,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:10:04,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:10:05,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:10:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:10:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:10:05,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:10:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:10:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:10:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:10:05,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:10:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:10:05,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:10:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:10:05,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:05,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:10:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-19 05:10:05,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:05,726 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2021-11-19 05:10:05,727 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:10:05,727 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162571247] [2021-11-19 05:10:05,728 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162571247] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:10:05,729 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:10:05,729 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-19 05:10:05,731 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545865987] [2021-11-19 05:10:05,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:10:05,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-19 05:10:05,737 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:10:05,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-19 05:10:05,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-19 05:10:05,790 INFO L87 Difference]: Start difference. First operand has 1366 states, 1002 states have (on average 1.2744510978043913) internal successors, (1277), 1016 states have internal predecessors, (1277), 299 states have call successors, (299), 65 states have call predecessors, (299), 64 states have return successors, (292), 290 states have call predecessors, (292), 292 states have call successors, (292) Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-19 05:10:07,871 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:10:09,883 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:10:15,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:10:15,867 INFO L93 Difference]: Finished difference Result 4004 states and 5594 transitions. [2021-11-19 05:10:15,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 05:10:15,870 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 156 [2021-11-19 05:10:15,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:10:15,941 INFO L225 Difference]: With dead ends: 4004 [2021-11-19 05:10:15,945 INFO L226 Difference]: Without dead ends: 2655 [2021-11-19 05:10:15,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 05:10:15,973 INFO L933 BasicCegarLoop]: 1989 mSDtfsCounter, 2167 mSDsluCounter, 2285 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 790 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2403 SdHoareTripleChecker+Valid, 4274 SdHoareTripleChecker+Invalid, 1822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 790 IncrementalHoareTripleChecker+Valid, 1030 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.5s IncrementalHoareTripleChecker+Time [2021-11-19 05:10:15,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2403 Valid, 4274 Invalid, 1822 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [790 Valid, 1030 Invalid, 2 Unknown, 0 Unchecked, 9.5s Time] [2021-11-19 05:10:16,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2655 states. [2021-11-19 05:10:16,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2655 to 2577. [2021-11-19 05:10:16,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 1894 states have (on average 1.2576557550158396) internal successors, (2382), 1922 states have internal predecessors, (2382), 557 states have call successors, (557), 126 states have call predecessors, (557), 125 states have return successors, (554), 550 states have call predecessors, (554), 554 states have call successors, (554) [2021-11-19 05:10:16,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 3493 transitions. [2021-11-19 05:10:16,432 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 3493 transitions. Word has length 156 [2021-11-19 05:10:16,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:10:16,434 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 3493 transitions. [2021-11-19 05:10:16,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 3 states have internal predecessors, (34), 3 states have call successors, (17), 3 states have call predecessors, (17), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2021-11-19 05:10:16,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 3493 transitions. [2021-11-19 05:10:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-19 05:10:16,457 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:10:16,458 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:10:16,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-19 05:10:16,459 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:10:16,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:10:16,462 INFO L85 PathProgramCache]: Analyzing trace with hash -279538160, now seen corresponding path program 1 times [2021-11-19 05:10:16,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:10:16,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118556868] [2021-11-19 05:10:16,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:10:16,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:10:16,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:16,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:10:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:16,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:16,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:10:16,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:10:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:10:17,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:10:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:10:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:10:17,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:10:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:10:17,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:10:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:10:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:10:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:10:17,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:10:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:10:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:10:17,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-19 05:10:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-19 05:10:17,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-19 05:10:17,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-19 05:10:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:17,414 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2021-11-19 05:10:17,414 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:10:17,415 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118556868] [2021-11-19 05:10:17,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118556868] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:10:17,419 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:10:17,419 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 05:10:17,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853534543] [2021-11-19 05:10:17,420 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:10:17,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 05:10:17,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:10:17,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 05:10:17,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-19 05:10:17,424 INFO L87 Difference]: Start difference. First operand 2577 states and 3493 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-19 05:10:19,469 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:10:28,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:10:28,190 INFO L93 Difference]: Finished difference Result 5287 states and 7334 transitions. [2021-11-19 05:10:28,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 05:10:28,191 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 208 [2021-11-19 05:10:28,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:10:28,242 INFO L225 Difference]: With dead ends: 5287 [2021-11-19 05:10:28,242 INFO L226 Difference]: Without dead ends: 5283 [2021-11-19 05:10:28,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-11-19 05:10:28,249 INFO L933 BasicCegarLoop]: 1972 mSDtfsCounter, 2193 mSDsluCounter, 5604 mSDsCounter, 0 mSdLazyCounter, 1964 mSolverCounterSat, 801 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2423 SdHoareTripleChecker+Valid, 7576 SdHoareTripleChecker+Invalid, 2766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 801 IncrementalHoareTripleChecker+Valid, 1964 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.1s IncrementalHoareTripleChecker+Time [2021-11-19 05:10:28,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2423 Valid, 7576 Invalid, 2766 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [801 Valid, 1964 Invalid, 1 Unknown, 0 Unchecked, 10.1s Time] [2021-11-19 05:10:28,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5283 states. [2021-11-19 05:10:28,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5283 to 5139. [2021-11-19 05:10:28,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5139 states, 3782 states have (on average 1.257800105764146) internal successors, (4757), 3839 states have internal predecessors, (4757), 1102 states have call successors, (1102), 253 states have call predecessors, (1102), 254 states have return successors, (1192), 1090 states have call predecessors, (1192), 1096 states have call successors, (1192) [2021-11-19 05:10:28,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5139 states to 5139 states and 7051 transitions. [2021-11-19 05:10:28,566 INFO L78 Accepts]: Start accepts. Automaton has 5139 states and 7051 transitions. Word has length 208 [2021-11-19 05:10:28,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:10:28,567 INFO L470 AbstractCegarLoop]: Abstraction has 5139 states and 7051 transitions. [2021-11-19 05:10:28,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 4 states have internal predecessors, (53), 2 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-19 05:10:28,567 INFO L276 IsEmpty]: Start isEmpty. Operand 5139 states and 7051 transitions. [2021-11-19 05:10:28,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-19 05:10:28,576 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:10:28,576 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 12, 12, 12, 12, 12, 12, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:10:28,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-19 05:10:28,577 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:10:28,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:10:28,578 INFO L85 PathProgramCache]: Analyzing trace with hash -663357002, now seen corresponding path program 1 times [2021-11-19 05:10:28,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:10:28,578 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664968196] [2021-11-19 05:10:28,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:10:28,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:10:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:28,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:10:28,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:28,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:28,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:10:28,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:28,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:28,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:28,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:10:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:10:29,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:10:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:10:29,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:10:29,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:10:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:10:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:10:29,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:10:29,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:10:29,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:10:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:10:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:10:29,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:10:29,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-19 05:10:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-19 05:10:29,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-19 05:10:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-19 05:10:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-11-19 05:10:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:29,326 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2021-11-19 05:10:29,327 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:10:29,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664968196] [2021-11-19 05:10:29,332 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664968196] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:10:29,332 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:10:29,333 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-19 05:10:29,333 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884650346] [2021-11-19 05:10:29,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:10:29,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 05:10:29,335 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:10:29,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 05:10:29,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-19 05:10:29,336 INFO L87 Difference]: Start difference. First operand 5139 states and 7051 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-19 05:10:31,376 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:10:36,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:10:36,499 INFO L93 Difference]: Finished difference Result 5287 states and 7334 transitions. [2021-11-19 05:10:36,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:10:36,500 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 213 [2021-11-19 05:10:36,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:10:36,546 INFO L225 Difference]: With dead ends: 5287 [2021-11-19 05:10:36,546 INFO L226 Difference]: Without dead ends: 5255 [2021-11-19 05:10:36,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-11-19 05:10:36,555 INFO L933 BasicCegarLoop]: 1748 mSDtfsCounter, 1834 mSDsluCounter, 3739 mSDsCounter, 0 mSdLazyCounter, 1146 mSolverCounterSat, 517 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1995 SdHoareTripleChecker+Valid, 5487 SdHoareTripleChecker+Invalid, 1664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 517 IncrementalHoareTripleChecker+Valid, 1146 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2021-11-19 05:10:36,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1995 Valid, 5487 Invalid, 1664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [517 Valid, 1146 Invalid, 1 Unknown, 0 Unchecked, 6.7s Time] [2021-11-19 05:10:36,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5255 states. [2021-11-19 05:10:36,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5255 to 5113. [2021-11-19 05:10:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5113 states, 3767 states have (on average 1.258030262808601) internal successors, (4739), 3822 states have internal predecessors, (4739), 1093 states have call successors, (1093), 250 states have call predecessors, (1093), 252 states have return successors, (1186), 1084 states have call predecessors, (1186), 1090 states have call successors, (1186) [2021-11-19 05:10:36,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5113 states to 5113 states and 7018 transitions. [2021-11-19 05:10:36,844 INFO L78 Accepts]: Start accepts. Automaton has 5113 states and 7018 transitions. Word has length 213 [2021-11-19 05:10:36,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:10:36,846 INFO L470 AbstractCegarLoop]: Abstraction has 5113 states and 7018 transitions. [2021-11-19 05:10:36,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-11-19 05:10:36,847 INFO L276 IsEmpty]: Start isEmpty. Operand 5113 states and 7018 transitions. [2021-11-19 05:10:36,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2021-11-19 05:10:36,886 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:10:36,888 INFO L514 BasicCegarLoop]: trace histogram [29, 29, 22, 22, 22, 22, 22, 22, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:10:36,888 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-19 05:10:36,889 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:10:36,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:10:36,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1553639189, now seen corresponding path program 1 times [2021-11-19 05:10:36,890 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:10:36,890 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177756078] [2021-11-19 05:10:36,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:10:36,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:10:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:10:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:10:37,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:10:37,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:10:37,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:10:37,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:10:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:10:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:10:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:10:37,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:10:37,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:10:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:10:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:10:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:10:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:10:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:10:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:37,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:10:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:10:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:10:38,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:10:38,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:10:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-19 05:10:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-19 05:10:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-19 05:10:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-19 05:10:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-19 05:10:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-19 05:10:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-19 05:10:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:10:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-19 05:10:38,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:10:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-19 05:10:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-19 05:10:38,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-19 05:10:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-19 05:10:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-19 05:10:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-19 05:10:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:10:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:10:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-19 05:10:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-19 05:10:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-19 05:10:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-19 05:10:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-19 05:10:38,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-19 05:10:38,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2021-11-19 05:10:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2021-11-19 05:10:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-19 05:10:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2021-11-19 05:10:38,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2021-11-19 05:10:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:10:38,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-11-19 05:10:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2021-11-19 05:10:38,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2021-11-19 05:10:38,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:10:38,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2717 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2711 trivial. 0 not checked. [2021-11-19 05:10:38,605 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:10:38,605 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177756078] [2021-11-19 05:10:38,606 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177756078] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:10:38,606 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:10:38,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:10:38,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034740983] [2021-11-19 05:10:38,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:10:38,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:10:38,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:10:38,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:10:38,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:10:38,609 INFO L87 Difference]: Start difference. First operand 5113 states and 7018 transitions. Second operand has 8 states, 8 states have (on average 25.5) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (62), 7 states have call predecessors, (62), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-11-19 05:10:40,648 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:10:42,680 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:10:44,739 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:10:46,780 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:11:01,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:11:01,617 INFO L93 Difference]: Finished difference Result 14913 states and 20670 transitions. [2021-11-19 05:11:01,617 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 05:11:01,618 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 25.5) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (62), 7 states have call predecessors, (62), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) Word has length 556 [2021-11-19 05:11:01,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:11:01,697 INFO L225 Difference]: With dead ends: 14913 [2021-11-19 05:11:01,698 INFO L226 Difference]: Without dead ends: 9829 [2021-11-19 05:11:01,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-19 05:11:01,733 INFO L933 BasicCegarLoop]: 2002 mSDtfsCounter, 2394 mSDsluCounter, 4547 mSDsCounter, 0 mSdLazyCounter, 3095 mSolverCounterSat, 1429 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2646 SdHoareTripleChecker+Valid, 6549 SdHoareTripleChecker+Invalid, 4528 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1429 IncrementalHoareTripleChecker+Valid, 3095 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.0s IncrementalHoareTripleChecker+Time [2021-11-19 05:11:01,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2646 Valid, 6549 Invalid, 4528 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1429 Valid, 3095 Invalid, 4 Unknown, 0 Unchecked, 22.0s Time] [2021-11-19 05:11:01,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9829 states. [2021-11-19 05:11:02,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9829 to 9265. [2021-11-19 05:11:02,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9265 states, 6779 states have (on average 1.2436937601416138) internal successors, (8431), 6890 states have internal predecessors, (8431), 1991 states have call successors, (1991), 486 states have call predecessors, (1991), 494 states have return successors, (2096), 1972 states have call predecessors, (2096), 1988 states have call successors, (2096) [2021-11-19 05:11:02,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9265 states to 9265 states and 12518 transitions. [2021-11-19 05:11:02,491 INFO L78 Accepts]: Start accepts. Automaton has 9265 states and 12518 transitions. Word has length 556 [2021-11-19 05:11:02,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:11:02,492 INFO L470 AbstractCegarLoop]: Abstraction has 9265 states and 12518 transitions. [2021-11-19 05:11:02,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 25.5) internal successors, (204), 3 states have internal predecessors, (204), 3 states have call successors, (62), 7 states have call predecessors, (62), 1 states have return successors, (60), 3 states have call predecessors, (60), 3 states have call successors, (60) [2021-11-19 05:11:02,494 INFO L276 IsEmpty]: Start isEmpty. Operand 9265 states and 12518 transitions. [2021-11-19 05:11:02,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2021-11-19 05:11:02,557 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:11:02,557 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 22, 22, 22, 22, 22, 22, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:11:02,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-19 05:11:02,558 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:11:02,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:11:02,559 INFO L85 PathProgramCache]: Analyzing trace with hash -2019533428, now seen corresponding path program 1 times [2021-11-19 05:11:02,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:11:02,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569288556] [2021-11-19 05:11:02,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:11:02,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:11:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:11:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:11:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:11:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:11:03,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:11:03,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:11:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:11:03,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:11:03,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:11:03,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:11:03,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:11:03,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:11:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:11:03,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-19 05:11:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-19 05:11:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:11:03,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:11:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:11:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:11:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:11:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:11:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-19 05:11:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-19 05:11:03,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-19 05:11:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-19 05:11:03,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-19 05:11:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-19 05:11:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-19 05:11:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:11:03,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-19 05:11:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:11:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-19 05:11:03,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-19 05:11:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-19 05:11:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-19 05:11:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:03,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-19 05:11:03,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-19 05:11:04,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:11:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:11:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-19 05:11:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-19 05:11:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-19 05:11:04,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-19 05:11:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-19 05:11:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-19 05:11:04,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:04,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2021-11-19 05:11:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:04,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2021-11-19 05:11:04,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-11-19 05:11:04,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2021-11-19 05:11:04,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-19 05:11:04,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-11-19 05:11:04,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2021-11-19 05:11:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:04,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-11-19 05:11:04,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-19 05:11:04,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-19 05:11:04,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:04,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2861 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2855 trivial. 0 not checked. [2021-11-19 05:11:04,300 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:11:04,301 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569288556] [2021-11-19 05:11:04,301 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569288556] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:11:04,301 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:11:04,301 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:11:04,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833515234] [2021-11-19 05:11:04,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:11:04,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:11:04,304 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:11:04,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:11:04,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:11:04,305 INFO L87 Difference]: Start difference. First operand 9265 states and 12518 transitions. Second operand has 8 states, 8 states have (on average 25.625) internal successors, (205), 3 states have internal predecessors, (205), 3 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-11-19 05:11:06,348 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:11:08,418 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:11:10,529 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:11:20,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:11:20,457 INFO L93 Difference]: Finished difference Result 18617 states and 25366 transitions. [2021-11-19 05:11:20,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 05:11:20,458 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 25.625) internal successors, (205), 3 states have internal predecessors, (205), 3 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) Word has length 574 [2021-11-19 05:11:20,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:11:20,522 INFO L225 Difference]: With dead ends: 18617 [2021-11-19 05:11:20,523 INFO L226 Difference]: Without dead ends: 9381 [2021-11-19 05:11:20,568 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-19 05:11:20,569 INFO L933 BasicCegarLoop]: 2576 mSDtfsCounter, 4096 mSDsluCounter, 3706 mSDsCounter, 0 mSdLazyCounter, 1934 mSolverCounterSat, 2917 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4365 SdHoareTripleChecker+Valid, 6282 SdHoareTripleChecker+Invalid, 4854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2917 IncrementalHoareTripleChecker+Valid, 1934 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2021-11-19 05:11:20,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4365 Valid, 6282 Invalid, 4854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2917 Valid, 1934 Invalid, 3 Unknown, 0 Unchecked, 15.4s Time] [2021-11-19 05:11:20,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9381 states. [2021-11-19 05:11:21,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9381 to 8875. [2021-11-19 05:11:21,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8875 states, 6566 states have (on average 1.2388059701492538) internal successors, (8134), 6670 states have internal predecessors, (8134), 1813 states have call successors, (1813), 488 states have call predecessors, (1813), 495 states have return successors, (1913), 1792 states have call predecessors, (1913), 1810 states have call successors, (1913) [2021-11-19 05:11:21,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8875 states to 8875 states and 11860 transitions. [2021-11-19 05:11:21,209 INFO L78 Accepts]: Start accepts. Automaton has 8875 states and 11860 transitions. Word has length 574 [2021-11-19 05:11:21,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:11:21,210 INFO L470 AbstractCegarLoop]: Abstraction has 8875 states and 11860 transitions. [2021-11-19 05:11:21,210 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 25.625) internal successors, (205), 3 states have internal predecessors, (205), 3 states have call successors, (64), 7 states have call predecessors, (64), 1 states have return successors, (62), 3 states have call predecessors, (62), 3 states have call successors, (62) [2021-11-19 05:11:21,211 INFO L276 IsEmpty]: Start isEmpty. Operand 8875 states and 11860 transitions. [2021-11-19 05:11:21,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 583 [2021-11-19 05:11:21,254 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:11:21,254 INFO L514 BasicCegarLoop]: trace histogram [30, 30, 22, 22, 22, 22, 22, 22, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:11:21,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-19 05:11:21,255 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:11:21,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:11:21,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1688864144, now seen corresponding path program 1 times [2021-11-19 05:11:21,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:11:21,256 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647325179] [2021-11-19 05:11:21,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:11:21,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:11:21,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:11:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:11:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:11:21,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:11:21,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:11:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:11:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:11:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:11:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:11:21,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:11:21,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:11:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:11:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:11:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:11:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:11:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:11:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:11:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:11:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:21,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:11:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:11:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:21,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-11-19 05:11:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-19 05:11:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:11:22,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:11:22,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:11:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:11:22,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:11:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:11:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-19 05:11:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-19 05:11:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-19 05:11:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-19 05:11:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-19 05:11:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-19 05:11:22,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-19 05:11:22,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:11:22,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-19 05:11:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:11:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-19 05:11:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-19 05:11:22,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-19 05:11:22,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-19 05:11:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-19 05:11:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-19 05:11:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:11:22,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:11:22,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-19 05:11:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-19 05:11:22,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-19 05:11:22,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-19 05:11:22,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-19 05:11:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-19 05:11:22,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:22,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:22,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:23,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-11-19 05:11:23,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:23,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:23,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-11-19 05:11:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:23,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-19 05:11:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:23,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2021-11-19 05:11:23,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:23,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2893 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2881 trivial. 0 not checked. [2021-11-19 05:11:23,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:11:23,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647325179] [2021-11-19 05:11:23,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647325179] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:11:23,049 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:11:23,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-19 05:11:23,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988940280] [2021-11-19 05:11:23,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:11:23,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 05:11:23,052 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:11:23,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 05:11:23,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-19 05:11:23,053 INFO L87 Difference]: Start difference. First operand 8875 states and 11860 transitions. Second operand has 9 states, 9 states have (on average 23.555555555555557) internal successors, (212), 4 states have internal predecessors, (212), 4 states have call successors, (66), 7 states have call predecessors, (66), 2 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2021-11-19 05:11:25,096 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:11:27,112 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:11:29,145 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:11:31,188 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:11:33,228 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:11:55,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:11:55,482 INFO L93 Difference]: Finished difference Result 23046 states and 31832 transitions. [2021-11-19 05:11:55,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-19 05:11:55,483 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 23.555555555555557) internal successors, (212), 4 states have internal predecessors, (212), 4 states have call successors, (66), 7 states have call predecessors, (66), 2 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) Word has length 582 [2021-11-19 05:11:55,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:11:55,565 INFO L225 Difference]: With dead ends: 23046 [2021-11-19 05:11:55,565 INFO L226 Difference]: Without dead ends: 14727 [2021-11-19 05:11:55,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 191 GetRequests, 177 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2021-11-19 05:11:55,611 INFO L933 BasicCegarLoop]: 3630 mSDtfsCounter, 2246 mSDsluCounter, 11013 mSDsCounter, 0 mSdLazyCounter, 5100 mSolverCounterSat, 1234 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2553 SdHoareTripleChecker+Valid, 14643 SdHoareTripleChecker+Invalid, 6339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1234 IncrementalHoareTripleChecker+Valid, 5100 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.1s IncrementalHoareTripleChecker+Time [2021-11-19 05:11:55,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2553 Valid, 14643 Invalid, 6339 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1234 Valid, 5100 Invalid, 5 Unknown, 0 Unchecked, 31.1s Time] [2021-11-19 05:11:55,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14727 states. [2021-11-19 05:11:56,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14727 to 13039. [2021-11-19 05:11:56,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13039 states, 9646 states have (on average 1.2415509019282605) internal successors, (11976), 9793 states have internal predecessors, (11976), 2689 states have call successors, (2689), 692 states have call predecessors, (2689), 703 states have return successors, (2838), 2659 states have call predecessors, (2838), 2686 states have call successors, (2838) [2021-11-19 05:11:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13039 states to 13039 states and 17503 transitions. [2021-11-19 05:11:56,571 INFO L78 Accepts]: Start accepts. Automaton has 13039 states and 17503 transitions. Word has length 582 [2021-11-19 05:11:56,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:11:56,572 INFO L470 AbstractCegarLoop]: Abstraction has 13039 states and 17503 transitions. [2021-11-19 05:11:56,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 23.555555555555557) internal successors, (212), 4 states have internal predecessors, (212), 4 states have call successors, (66), 7 states have call predecessors, (66), 2 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2021-11-19 05:11:56,572 INFO L276 IsEmpty]: Start isEmpty. Operand 13039 states and 17503 transitions. [2021-11-19 05:11:56,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2021-11-19 05:11:56,627 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:11:56,628 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 22, 22, 22, 22, 22, 22, 11, 11, 11, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:11:56,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-19 05:11:56,628 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:11:56,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:11:56,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1339475643, now seen corresponding path program 1 times [2021-11-19 05:11:56,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:11:56,631 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968688659] [2021-11-19 05:11:56,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:11:56,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:11:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:11:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:11:57,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:11:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:11:57,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:11:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:11:57,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:11:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:11:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:11:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:11:57,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:11:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:11:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:11:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:11:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:11:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:11:57,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:11:57,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:11:57,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:11:57,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:11:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-19 05:11:57,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:11:57,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:11:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-19 05:11:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:11:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-19 05:11:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-19 05:11:57,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:11:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:11:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:11:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:11:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:11:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:11:57,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-19 05:11:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:57,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:57,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-19 05:11:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-19 05:11:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-19 05:11:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-19 05:11:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-19 05:11:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-19 05:11:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:11:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-19 05:11:58,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:11:58,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-19 05:11:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-19 05:11:58,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-19 05:11:58,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-19 05:11:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-19 05:11:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-19 05:11:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:11:58,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:11:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-19 05:11:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-19 05:11:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-19 05:11:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-19 05:11:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-19 05:11:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-19 05:11:58,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-19 05:11:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:11:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2021-11-19 05:11:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-11-19 05:11:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-11-19 05:11:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:11:58,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3182 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3149 trivial. 0 not checked. [2021-11-19 05:11:58,363 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:11:58,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968688659] [2021-11-19 05:11:58,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968688659] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:11:58,363 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:11:58,364 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:11:58,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168840063] [2021-11-19 05:11:58,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:11:58,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:11:58,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:11:58,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:11:58,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:11:58,369 INFO L87 Difference]: Start difference. First operand 13039 states and 17503 transitions. Second operand has 8 states, 8 states have (on average 29.5) internal successors, (236), 3 states have internal predecessors, (236), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-11-19 05:12:00,409 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:12:02,501 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:12:04,536 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:12:06,576 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:12:20,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:12:20,624 INFO L93 Difference]: Finished difference Result 30140 states and 41156 transitions. [2021-11-19 05:12:20,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 05:12:20,625 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 29.5) internal successors, (236), 3 states have internal predecessors, (236), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) Word has length 631 [2021-11-19 05:12:20,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:12:20,728 INFO L225 Difference]: With dead ends: 30140 [2021-11-19 05:12:20,728 INFO L226 Difference]: Without dead ends: 17657 [2021-11-19 05:12:20,775 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-19 05:12:20,776 INFO L933 BasicCegarLoop]: 3266 mSDtfsCounter, 2384 mSDsluCounter, 6007 mSDsCounter, 0 mSdLazyCounter, 2669 mSolverCounterSat, 1444 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2652 SdHoareTripleChecker+Valid, 9273 SdHoareTripleChecker+Invalid, 4117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1444 IncrementalHoareTripleChecker+Valid, 2669 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2021-11-19 05:12:20,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2652 Valid, 9273 Invalid, 4117 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1444 Valid, 2669 Invalid, 4 Unknown, 0 Unchecked, 21.0s Time] [2021-11-19 05:12:20,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17657 states. [2021-11-19 05:12:21,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17657 to 16755. [2021-11-19 05:12:22,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16755 states, 12412 states have (on average 1.2418627135030615) internal successors, (15414), 12602 states have internal predecessors, (15414), 3433 states have call successors, (3433), 894 states have call predecessors, (3433), 909 states have return successors, (3631), 3394 states have call predecessors, (3631), 3430 states have call successors, (3631) [2021-11-19 05:12:22,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16755 states to 16755 states and 22478 transitions. [2021-11-19 05:12:22,098 INFO L78 Accepts]: Start accepts. Automaton has 16755 states and 22478 transitions. Word has length 631 [2021-11-19 05:12:22,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:12:22,099 INFO L470 AbstractCegarLoop]: Abstraction has 16755 states and 22478 transitions. [2021-11-19 05:12:22,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.5) internal successors, (236), 3 states have internal predecessors, (236), 3 states have call successors, (71), 7 states have call predecessors, (71), 1 states have return successors, (69), 3 states have call predecessors, (69), 3 states have call successors, (69) [2021-11-19 05:12:22,100 INFO L276 IsEmpty]: Start isEmpty. Operand 16755 states and 22478 transitions. [2021-11-19 05:12:22,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2021-11-19 05:12:22,154 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:12:22,155 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 22, 22, 22, 22, 22, 22, 11, 11, 11, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:12:22,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-19 05:12:22,156 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:12:22,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:12:22,156 INFO L85 PathProgramCache]: Analyzing trace with hash 879259197, now seen corresponding path program 1 times [2021-11-19 05:12:22,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:12:22,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428139499] [2021-11-19 05:12:22,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:12:22,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:12:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:12:22,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:12:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:12:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:12:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:12:22,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:12:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:12:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:12:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:12:22,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:12:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:12:22,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:12:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:12:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:12:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:22,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:12:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:12:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:12:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:12:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:12:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:12:23,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-19 05:12:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:12:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:12:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-19 05:12:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:12:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-19 05:12:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-19 05:12:23,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:12:23,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:12:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:12:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:12:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:12:23,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:12:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-19 05:12:23,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-19 05:12:23,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-19 05:12:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-19 05:12:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-19 05:12:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-19 05:12:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-19 05:12:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:12:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-19 05:12:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:12:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-19 05:12:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-19 05:12:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-19 05:12:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-19 05:12:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-19 05:12:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-19 05:12:23,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:12:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:12:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-19 05:12:23,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-19 05:12:23,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-19 05:12:23,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-19 05:12:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-19 05:12:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-19 05:12:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:23,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-19 05:12:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:24,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:24,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2021-11-19 05:12:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:24,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-11-19 05:12:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:24,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-11-19 05:12:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:24,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3182 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3169 trivial. 0 not checked. [2021-11-19 05:12:24,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:12:24,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428139499] [2021-11-19 05:12:24,047 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428139499] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:12:24,047 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:12:24,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:12:24,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105751041] [2021-11-19 05:12:24,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:12:24,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:12:24,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:12:24,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:12:24,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:12:24,051 INFO L87 Difference]: Start difference. First operand 16755 states and 22478 transitions. Second operand has 8 states, 8 states have (on average 27.625) internal successors, (221), 3 states have internal predecessors, (221), 2 states have call successors, (70), 7 states have call predecessors, (70), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-11-19 05:12:26,101 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:12:28,201 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:12:30,262 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:12:38,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:12:38,482 INFO L93 Difference]: Finished difference Result 35005 states and 48123 transitions. [2021-11-19 05:12:38,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-19 05:12:38,483 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.625) internal successors, (221), 3 states have internal predecessors, (221), 2 states have call successors, (70), 7 states have call predecessors, (70), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 631 [2021-11-19 05:12:38,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:12:38,574 INFO L225 Difference]: With dead ends: 35005 [2021-11-19 05:12:38,574 INFO L226 Difference]: Without dead ends: 18806 [2021-11-19 05:12:38,625 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:12:38,626 INFO L933 BasicCegarLoop]: 1870 mSDtfsCounter, 1176 mSDsluCounter, 4149 mSDsCounter, 0 mSdLazyCounter, 1615 mSolverCounterSat, 1018 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 6019 SdHoareTripleChecker+Invalid, 2636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1018 IncrementalHoareTripleChecker+Valid, 1615 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.4s IncrementalHoareTripleChecker+Time [2021-11-19 05:12:38,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 6019 Invalid, 2636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1018 Valid, 1615 Invalid, 3 Unknown, 0 Unchecked, 13.4s Time] [2021-11-19 05:12:38,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18806 states. [2021-11-19 05:12:39,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18806 to 16765. [2021-11-19 05:12:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16765 states, 12422 states have (on average 1.241668008372243) internal successors, (15424), 12612 states have internal predecessors, (15424), 3433 states have call successors, (3433), 894 states have call predecessors, (3433), 909 states have return successors, (3631), 3394 states have call predecessors, (3631), 3430 states have call successors, (3631) [2021-11-19 05:12:39,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16765 states to 16765 states and 22488 transitions. [2021-11-19 05:12:39,774 INFO L78 Accepts]: Start accepts. Automaton has 16765 states and 22488 transitions. Word has length 631 [2021-11-19 05:12:39,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:12:39,776 INFO L470 AbstractCegarLoop]: Abstraction has 16765 states and 22488 transitions. [2021-11-19 05:12:39,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.625) internal successors, (221), 3 states have internal predecessors, (221), 2 states have call successors, (70), 7 states have call predecessors, (70), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-11-19 05:12:39,777 INFO L276 IsEmpty]: Start isEmpty. Operand 16765 states and 22488 transitions. [2021-11-19 05:12:39,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2021-11-19 05:12:39,821 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:12:39,822 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 22, 22, 22, 22, 22, 22, 11, 11, 11, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:12:39,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-19 05:12:39,823 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:12:39,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:12:39,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1035239739, now seen corresponding path program 1 times [2021-11-19 05:12:39,824 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:12:39,824 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315733301] [2021-11-19 05:12:39,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:12:39,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:12:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:12:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:12:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:12:40,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:12:40,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:12:40,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:12:40,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:12:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:12:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:12:40,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:12:40,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:12:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:12:40,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:12:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:12:40,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:12:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:12:40,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:12:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:12:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:12:40,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:12:40,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-19 05:12:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:12:40,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:12:40,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-19 05:12:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:12:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:40,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-19 05:12:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-19 05:12:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:12:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:12:41,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:12:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:12:41,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:12:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:12:41,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-19 05:12:41,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-19 05:12:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-19 05:12:41,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-19 05:12:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-19 05:12:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:41,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-19 05:12:42,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-19 05:12:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:12:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-19 05:12:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:42,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:12:42,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-19 05:12:42,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-19 05:12:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-19 05:12:42,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-19 05:12:42,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-19 05:12:42,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-19 05:12:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:12:42,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:12:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-19 05:12:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-19 05:12:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-19 05:12:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-19 05:12:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-19 05:12:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-19 05:12:42,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:42,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-19 05:12:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2021-11-19 05:12:42,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-11-19 05:12:42,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-11-19 05:12:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:42,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3182 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3169 trivial. 0 not checked. [2021-11-19 05:12:42,357 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:12:42,358 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315733301] [2021-11-19 05:12:42,358 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315733301] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:12:42,358 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:12:42,358 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-19 05:12:42,359 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562500498] [2021-11-19 05:12:42,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:12:42,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 05:12:42,361 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:12:42,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 05:12:42,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-19 05:12:42,363 INFO L87 Difference]: Start difference. First operand 16765 states and 22488 transitions. Second operand has 10 states, 10 states have (on average 22.1) internal successors, (221), 5 states have internal predecessors, (221), 2 states have call successors, (70), 7 states have call predecessors, (70), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-11-19 05:12:44,416 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:12:46,441 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:12:56,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:12:56,523 INFO L93 Difference]: Finished difference Result 33955 states and 46507 transitions. [2021-11-19 05:12:56,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 05:12:56,524 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 22.1) internal successors, (221), 5 states have internal predecessors, (221), 2 states have call successors, (70), 7 states have call predecessors, (70), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 631 [2021-11-19 05:12:56,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:12:56,614 INFO L225 Difference]: With dead ends: 33955 [2021-11-19 05:12:56,614 INFO L226 Difference]: Without dead ends: 17746 [2021-11-19 05:12:56,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2021-11-19 05:12:56,664 INFO L933 BasicCegarLoop]: 1699 mSDtfsCounter, 1455 mSDsluCounter, 5656 mSDsCounter, 0 mSdLazyCounter, 2192 mSolverCounterSat, 1414 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1534 SdHoareTripleChecker+Valid, 7355 SdHoareTripleChecker+Invalid, 3608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1414 IncrementalHoareTripleChecker+Valid, 2192 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2021-11-19 05:12:56,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1534 Valid, 7355 Invalid, 3608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1414 Valid, 2192 Invalid, 2 Unknown, 0 Unchecked, 12.9s Time] [2021-11-19 05:12:56,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17746 states. [2021-11-19 05:12:57,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17746 to 16795. [2021-11-19 05:12:57,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16795 states, 12452 states have (on average 1.2410857693543207) internal successors, (15454), 12642 states have internal predecessors, (15454), 3433 states have call successors, (3433), 894 states have call predecessors, (3433), 909 states have return successors, (3631), 3394 states have call predecessors, (3631), 3430 states have call successors, (3631) [2021-11-19 05:12:57,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16795 states to 16795 states and 22518 transitions. [2021-11-19 05:12:57,990 INFO L78 Accepts]: Start accepts. Automaton has 16795 states and 22518 transitions. Word has length 631 [2021-11-19 05:12:57,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:12:57,992 INFO L470 AbstractCegarLoop]: Abstraction has 16795 states and 22518 transitions. [2021-11-19 05:12:57,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 22.1) internal successors, (221), 5 states have internal predecessors, (221), 2 states have call successors, (70), 7 states have call predecessors, (70), 2 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-11-19 05:12:57,992 INFO L276 IsEmpty]: Start isEmpty. Operand 16795 states and 22518 transitions. [2021-11-19 05:12:58,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2021-11-19 05:12:58,041 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:12:58,041 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 22, 22, 22, 22, 22, 22, 13, 13, 13, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:12:58,042 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-19 05:12:58,042 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:12:58,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:12:58,043 INFO L85 PathProgramCache]: Analyzing trace with hash -37015441, now seen corresponding path program 1 times [2021-11-19 05:12:58,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:12:58,043 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477796302] [2021-11-19 05:12:58,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:12:58,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:12:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:12:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:12:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:12:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:12:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:12:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:12:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:12:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:12:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:12:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:12:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:12:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:12:58,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:12:58,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:12:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:12:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:12:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:12:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:12:58,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:58,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:12:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:12:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-19 05:12:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:59,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:12:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:12:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-19 05:12:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:12:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-19 05:12:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-19 05:12:59,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:12:59,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:12:59,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-19 05:12:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:12:59,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:12:59,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-19 05:12:59,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:59,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:12:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:12:59,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:12:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-19 05:12:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:12:59,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:12:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-19 05:13:00,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-19 05:13:00,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-19 05:13:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-11-19 05:13:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-11-19 05:13:00,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-11-19 05:13:00,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-19 05:13:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-19 05:13:00,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-11-19 05:13:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-19 05:13:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-11-19 05:13:00,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-19 05:13:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-19 05:13:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-11-19 05:13:00,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-19 05:13:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:13:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:13:00,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-19 05:13:00,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-11-19 05:13:00,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-11-19 05:13:00,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-19 05:13:00,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-19 05:13:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-11-19 05:13:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2021-11-19 05:13:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:13:00,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2021-11-19 05:13:00,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-19 05:13:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-19 05:13:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:00,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3291 backedges. 39 proven. 22 refuted. 0 times theorem prover too weak. 3230 trivial. 0 not checked. [2021-11-19 05:13:00,529 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:13:00,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477796302] [2021-11-19 05:13:00,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477796302] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 05:13:00,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057759087] [2021-11-19 05:13:00,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:13:00,531 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 05:13:00,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 05:13:00,535 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 05:13:00,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-19 05:13:01,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:13:01,727 INFO L263 TraceCheckSpWp]: Trace formula consists of 3982 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-19 05:13:01,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 05:13:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3291 backedges. 1636 proven. 34 refuted. 0 times theorem prover too weak. 1621 trivial. 0 not checked. [2021-11-19 05:13:07,390 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 05:13:10,702 INFO L134 CoverageAnalysis]: Checked inductivity of 3291 backedges. 48 proven. 37 refuted. 0 times theorem prover too weak. 3206 trivial. 0 not checked. [2021-11-19 05:13:10,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057759087] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 05:13:10,703 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-19 05:13:10,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 17, 17] total 32 [2021-11-19 05:13:10,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141279994] [2021-11-19 05:13:10,704 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-19 05:13:10,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-19 05:13:10,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:13:10,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-19 05:13:10,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=905, Unknown=0, NotChecked=0, Total=992 [2021-11-19 05:13:10,710 INFO L87 Difference]: Start difference. First operand 16795 states and 22518 transitions. Second operand has 32 states, 31 states have (on average 16.387096774193548) internal successors, (508), 24 states have internal predecessors, (508), 7 states have call successors, (177), 8 states have call predecessors, (177), 10 states have return successors, (158), 9 states have call predecessors, (158), 7 states have call successors, (158) [2021-11-19 05:13:12,743 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:13:14,774 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:13:16,809 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:14:16,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:14:16,017 INFO L93 Difference]: Finished difference Result 51282 states and 70689 transitions. [2021-11-19 05:14:16,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-11-19 05:14:16,018 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 31 states have (on average 16.387096774193548) internal successors, (508), 24 states have internal predecessors, (508), 7 states have call successors, (177), 8 states have call predecessors, (177), 10 states have return successors, (158), 9 states have call predecessors, (158), 7 states have call successors, (158) Word has length 652 [2021-11-19 05:14:16,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:14:16,170 INFO L225 Difference]: With dead ends: 51282 [2021-11-19 05:14:16,170 INFO L226 Difference]: Without dead ends: 35035 [2021-11-19 05:14:16,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1558 GetRequests, 1485 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1171 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=573, Invalid=4977, Unknown=0, NotChecked=0, Total=5550 [2021-11-19 05:14:16,234 INFO L933 BasicCegarLoop]: 2158 mSDtfsCounter, 7988 mSDsluCounter, 37026 mSDsCounter, 0 mSdLazyCounter, 16804 mSolverCounterSat, 4341 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8210 SdHoareTripleChecker+Valid, 39184 SdHoareTripleChecker+Invalid, 21148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4341 IncrementalHoareTripleChecker+Valid, 16804 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 57.1s IncrementalHoareTripleChecker+Time [2021-11-19 05:14:16,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8210 Valid, 39184 Invalid, 21148 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4341 Valid, 16804 Invalid, 3 Unknown, 0 Unchecked, 57.1s Time] [2021-11-19 05:14:16,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35035 states. [2021-11-19 05:14:18,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35035 to 33016. [2021-11-19 05:14:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33016 states, 24458 states have (on average 1.2413116362744296) internal successors, (30360), 24855 states have internal predecessors, (30360), 6735 states have call successors, (6735), 1742 states have call predecessors, (6735), 1822 states have return successors, (7536), 6686 states have call predecessors, (7536), 6732 states have call successors, (7536) [2021-11-19 05:14:18,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33016 states to 33016 states and 44631 transitions. [2021-11-19 05:14:19,005 INFO L78 Accepts]: Start accepts. Automaton has 33016 states and 44631 transitions. Word has length 652 [2021-11-19 05:14:19,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:14:19,006 INFO L470 AbstractCegarLoop]: Abstraction has 33016 states and 44631 transitions. [2021-11-19 05:14:19,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 31 states have (on average 16.387096774193548) internal successors, (508), 24 states have internal predecessors, (508), 7 states have call successors, (177), 8 states have call predecessors, (177), 10 states have return successors, (158), 9 states have call predecessors, (158), 7 states have call successors, (158) [2021-11-19 05:14:19,006 INFO L276 IsEmpty]: Start isEmpty. Operand 33016 states and 44631 transitions. [2021-11-19 05:14:19,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 719 [2021-11-19 05:14:19,223 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:14:19,224 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 22, 22, 22, 22, 22, 21, 21, 21, 19, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:14:19,283 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-19 05:14:19,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 05:14:19,446 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:14:19,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:14:19,447 INFO L85 PathProgramCache]: Analyzing trace with hash 2026510278, now seen corresponding path program 1 times [2021-11-19 05:14:19,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:14:19,447 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242748527] [2021-11-19 05:14:19,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:14:19,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:14:19,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:14:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:14:20,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:14:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:14:20,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:14:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:14:20,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:14:20,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:14:20,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:14:20,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:14:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:14:20,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:14:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:14:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:14:20,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:14:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:14:20,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:14:20,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:14:20,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:14:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:14:20,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-19 05:14:20,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:14:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:14:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-19 05:14:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:14:20,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-19 05:14:20,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-19 05:14:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:14:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:14:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-19 05:14:20,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:20,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:14:21,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:14:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-19 05:14:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:14:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:14:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:14:21,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-19 05:14:21,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:14:21,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:14:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:14:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-19 05:14:21,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:14:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-19 05:14:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:14:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:14:21,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:14:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-19 05:14:21,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:14:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:14:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:14:21,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-11-19 05:14:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-19 05:14:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-11-19 05:14:21,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-11-19 05:14:21,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-19 05:14:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:14:21,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-19 05:14:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-11-19 05:14:21,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-19 05:14:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-19 05:14:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-11-19 05:14:21,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:14:21,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:14:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-19 05:14:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-11-19 05:14:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-19 05:14:21,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-11-19 05:14:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-19 05:14:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-19 05:14:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-19 05:14:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-19 05:14:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2021-11-19 05:14:21,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-19 05:14:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-11-19 05:14:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2021-11-19 05:14:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:21,817 INFO L134 CoverageAnalysis]: Checked inductivity of 3878 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3867 trivial. 0 not checked. [2021-11-19 05:14:21,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:14:21,817 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242748527] [2021-11-19 05:14:21,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242748527] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:14:21,818 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:14:21,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:14:21,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102530543] [2021-11-19 05:14:21,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:14:21,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:14:21,821 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:14:21,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:14:21,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:14:21,822 INFO L87 Difference]: Start difference. First operand 33016 states and 44631 transitions. Second operand has 8 states, 8 states have (on average 29.0) internal successors, (232), 3 states have internal predecessors, (232), 3 states have call successors, (76), 7 states have call predecessors, (76), 1 states have return successors, (74), 3 states have call predecessors, (74), 3 states have call successors, (74) [2021-11-19 05:14:23,873 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:14:25,906 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:14:27,944 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:14:42,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:14:42,745 INFO L93 Difference]: Finished difference Result 100253 states and 137574 transitions. [2021-11-19 05:14:42,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 05:14:42,746 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 29.0) internal successors, (232), 3 states have internal predecessors, (232), 3 states have call successors, (76), 7 states have call predecessors, (76), 1 states have return successors, (74), 3 states have call predecessors, (74), 3 states have call successors, (74) Word has length 718 [2021-11-19 05:14:42,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:14:43,073 INFO L225 Difference]: With dead ends: 100253 [2021-11-19 05:14:43,074 INFO L226 Difference]: Without dead ends: 50106 [2021-11-19 05:14:43,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-19 05:14:43,228 INFO L933 BasicCegarLoop]: 2492 mSDtfsCounter, 3334 mSDsluCounter, 4730 mSDsCounter, 0 mSdLazyCounter, 2330 mSolverCounterSat, 2572 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3605 SdHoareTripleChecker+Valid, 7222 SdHoareTripleChecker+Invalid, 4905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2572 IncrementalHoareTripleChecker+Valid, 2330 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2021-11-19 05:14:43,229 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3605 Valid, 7222 Invalid, 4905 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2572 Valid, 2330 Invalid, 3 Unknown, 0 Unchecked, 16.8s Time] [2021-11-19 05:14:43,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50106 states. [2021-11-19 05:14:46,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50106 to 47673. [2021-11-19 05:14:46,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47673 states, 35317 states have (on average 1.2420930430104482) internal successors, (43867), 35869 states have internal predecessors, (43867), 9749 states have call successors, (9749), 2485 states have call predecessors, (9749), 2606 states have return successors, (10946), 9710 states have call predecessors, (10946), 9746 states have call successors, (10946) [2021-11-19 05:14:47,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47673 states to 47673 states and 64562 transitions. [2021-11-19 05:14:47,152 INFO L78 Accepts]: Start accepts. Automaton has 47673 states and 64562 transitions. Word has length 718 [2021-11-19 05:14:47,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:14:47,161 INFO L470 AbstractCegarLoop]: Abstraction has 47673 states and 64562 transitions. [2021-11-19 05:14:47,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.0) internal successors, (232), 3 states have internal predecessors, (232), 3 states have call successors, (76), 7 states have call predecessors, (76), 1 states have return successors, (74), 3 states have call predecessors, (74), 3 states have call successors, (74) [2021-11-19 05:14:47,162 INFO L276 IsEmpty]: Start isEmpty. Operand 47673 states and 64562 transitions. [2021-11-19 05:14:47,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2021-11-19 05:14:47,519 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:14:47,520 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 22, 22, 22, 22, 22, 21, 17, 17, 17, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:14:47,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-19 05:14:47,520 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:14:47,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:14:47,520 INFO L85 PathProgramCache]: Analyzing trace with hash 1851545796, now seen corresponding path program 1 times [2021-11-19 05:14:47,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:14:47,521 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49612034] [2021-11-19 05:14:47,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:14:47,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:14:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:14:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:14:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:14:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:14:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:14:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:14:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:14:48,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:14:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:14:48,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:14:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:14:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:14:48,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:14:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:14:48,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:14:48,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:14:48,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:14:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:14:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:14:48,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:14:48,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-19 05:14:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:14:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:14:48,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-19 05:14:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:14:48,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-19 05:14:48,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:48,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-19 05:14:48,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:14:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:14:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-19 05:14:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:14:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:14:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-19 05:14:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:14:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:14:49,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:14:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-19 05:14:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:14:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:14:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:14:49,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-19 05:14:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:14:49,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-19 05:14:49,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:14:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-19 05:14:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-11-19 05:14:49,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-19 05:14:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-19 05:14:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:14:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-19 05:14:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-11-19 05:14:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-19 05:14:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-11-19 05:14:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-19 05:14:49,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-19 05:14:49,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:14:49,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:14:49,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:49,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-19 05:14:49,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-19 05:14:50,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-11-19 05:14:50,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-11-19 05:14:50,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-19 05:14:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2021-11-19 05:14:50,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-19 05:14:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:14:50,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-19 05:14:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 649 [2021-11-19 05:14:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-11-19 05:14:50,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-19 05:14:50,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2021-11-19 05:14:50,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:50,185 INFO L134 CoverageAnalysis]: Checked inductivity of 3534 backedges. 40 proven. 14 refuted. 0 times theorem prover too weak. 3480 trivial. 0 not checked. [2021-11-19 05:14:50,185 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:14:50,185 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49612034] [2021-11-19 05:14:50,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49612034] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 05:14:50,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [116797280] [2021-11-19 05:14:50,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:14:50,186 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 05:14:50,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 05:14:50,190 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 05:14:50,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-19 05:14:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:14:51,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 4112 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 05:14:51,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 05:14:53,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3534 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 3250 trivial. 0 not checked. [2021-11-19 05:14:53,221 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-19 05:14:53,222 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [116797280] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:14:53,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 05:14:53,223 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2021-11-19 05:14:53,223 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166642073] [2021-11-19 05:14:53,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:14:53,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 05:14:53,225 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:14:53,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 05:14:53,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-11-19 05:14:53,226 INFO L87 Difference]: Start difference. First operand 47673 states and 64562 transitions. Second operand has 5 states, 5 states have (on average 48.8) internal successors, (244), 5 states have internal predecessors, (244), 3 states have call successors, (76), 3 states have call predecessors, (76), 4 states have return successors, (74), 3 states have call predecessors, (74), 3 states have call successors, (74) [2021-11-19 05:14:55,275 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:15:02,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:15:02,352 INFO L93 Difference]: Finished difference Result 106215 states and 143801 transitions. [2021-11-19 05:15:02,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 05:15:02,353 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 48.8) internal successors, (244), 5 states have internal predecessors, (244), 3 states have call successors, (76), 3 states have call predecessors, (76), 4 states have return successors, (74), 3 states have call predecessors, (74), 3 states have call successors, (74) Word has length 686 [2021-11-19 05:15:02,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:15:02,633 INFO L225 Difference]: With dead ends: 106215 [2021-11-19 05:15:02,633 INFO L226 Difference]: Without dead ends: 59080 [2021-11-19 05:15:02,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 901 GetRequests, 887 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2021-11-19 05:15:02,937 INFO L933 BasicCegarLoop]: 2507 mSDtfsCounter, 1657 mSDsluCounter, 3990 mSDsCounter, 0 mSdLazyCounter, 1209 mSolverCounterSat, 22 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1686 SdHoareTripleChecker+Valid, 6497 SdHoareTripleChecker+Invalid, 1232 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 1209 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.7s IncrementalHoareTripleChecker+Time [2021-11-19 05:15:02,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1686 Valid, 6497 Invalid, 1232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 1209 Invalid, 1 Unknown, 0 Unchecked, 5.7s Time] [2021-11-19 05:15:03,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59080 states. [2021-11-19 05:15:06,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59080 to 59070. [2021-11-19 05:15:06,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59070 states, 43848 states have (on average 1.2426564495530013) internal successors, (54488), 44514 states have internal predecessors, (54488), 11938 states have call successors, (11938), 3135 states have call predecessors, (11938), 3283 states have return successors, (13399), 11902 states have call predecessors, (13399), 11935 states have call successors, (13399) [2021-11-19 05:15:06,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59070 states to 59070 states and 79825 transitions. [2021-11-19 05:15:06,780 INFO L78 Accepts]: Start accepts. Automaton has 59070 states and 79825 transitions. Word has length 686 [2021-11-19 05:15:06,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:15:06,782 INFO L470 AbstractCegarLoop]: Abstraction has 59070 states and 79825 transitions. [2021-11-19 05:15:06,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 48.8) internal successors, (244), 5 states have internal predecessors, (244), 3 states have call successors, (76), 3 states have call predecessors, (76), 4 states have return successors, (74), 3 states have call predecessors, (74), 3 states have call successors, (74) [2021-11-19 05:15:06,783 INFO L276 IsEmpty]: Start isEmpty. Operand 59070 states and 79825 transitions. [2021-11-19 05:15:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 746 [2021-11-19 05:15:07,170 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:15:07,171 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 22, 22, 22, 22, 22, 21, 21, 21, 19, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:15:07,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-19 05:15:07,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 05:15:07,372 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:15:07,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:15:07,373 INFO L85 PathProgramCache]: Analyzing trace with hash -206947111, now seen corresponding path program 1 times [2021-11-19 05:15:07,373 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:15:07,373 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660905579] [2021-11-19 05:15:07,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:15:07,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:15:07,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:15:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:15:08,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:15:08,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:15:08,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:15:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:15:08,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:15:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:15:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:15:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:15:08,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:15:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:15:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:15:08,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:15:08,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:15:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:15:08,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:15:08,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:15:08,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:15:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:15:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-19 05:15:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:15:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:15:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-19 05:15:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:15:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-19 05:15:08,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-19 05:15:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:15:08,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:15:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-19 05:15:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:15:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:15:08,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-19 05:15:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:15:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:15:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:15:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-19 05:15:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:15:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:15:08,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:15:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:08,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-19 05:15:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:15:09,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-19 05:15:09,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:15:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:15:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:15:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-19 05:15:09,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:15:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:15:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:15:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-11-19 05:15:09,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-19 05:15:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-11-19 05:15:09,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-11-19 05:15:09,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-19 05:15:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:15:09,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-19 05:15:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-11-19 05:15:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-19 05:15:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-19 05:15:09,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-11-19 05:15:09,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:15:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:15:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-19 05:15:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-11-19 05:15:09,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-19 05:15:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-11-19 05:15:09,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-19 05:15:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-19 05:15:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-19 05:15:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:09,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-19 05:15:09,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2021-11-19 05:15:09,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2021-11-19 05:15:09,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2021-11-19 05:15:09,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 721 [2021-11-19 05:15:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2021-11-19 05:15:09,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:09,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4017 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 3962 trivial. 0 not checked. [2021-11-19 05:15:09,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:15:09,655 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660905579] [2021-11-19 05:15:09,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660905579] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:15:09,655 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:15:09,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:15:09,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856926567] [2021-11-19 05:15:09,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:15:09,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:15:09,657 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:15:09,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:15:09,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:15:09,659 INFO L87 Difference]: Start difference. First operand 59070 states and 79825 transitions. Second operand has 8 states, 8 states have (on average 32.0) internal successors, (256), 3 states have internal predecessors, (256), 3 states have call successors, (77), 7 states have call predecessors, (77), 1 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2021-11-19 05:15:11,708 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:15:13,747 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:15:28,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:15:28,355 INFO L93 Difference]: Finished difference Result 132151 states and 180711 transitions. [2021-11-19 05:15:28,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 05:15:28,356 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 32.0) internal successors, (256), 3 states have internal predecessors, (256), 3 states have call successors, (77), 7 states have call predecessors, (77), 1 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) Word has length 745 [2021-11-19 05:15:28,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:15:28,972 INFO L225 Difference]: With dead ends: 132151 [2021-11-19 05:15:28,973 INFO L226 Difference]: Without dead ends: 73637 [2021-11-19 05:15:29,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-19 05:15:29,126 INFO L933 BasicCegarLoop]: 3217 mSDtfsCounter, 2483 mSDsluCounter, 4355 mSDsCounter, 0 mSdLazyCounter, 2138 mSolverCounterSat, 1486 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2749 SdHoareTripleChecker+Valid, 7572 SdHoareTripleChecker+Invalid, 3626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1486 IncrementalHoareTripleChecker+Valid, 2138 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.4s IncrementalHoareTripleChecker+Time [2021-11-19 05:15:29,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2749 Valid, 7572 Invalid, 3626 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1486 Valid, 2138 Invalid, 2 Unknown, 0 Unchecked, 14.4s Time] [2021-11-19 05:15:29,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73637 states. [2021-11-19 05:15:33,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73637 to 70071. [2021-11-19 05:15:33,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70071 states, 52063 states have (on average 1.2426099149107812) internal successors, (64694), 52851 states have internal predecessors, (64694), 14113 states have call successors, (14113), 3719 states have call predecessors, (14113), 3894 states have return successors, (15838), 14072 states have call predecessors, (15838), 14110 states have call successors, (15838) [2021-11-19 05:15:34,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70071 states to 70071 states and 94645 transitions. [2021-11-19 05:15:34,044 INFO L78 Accepts]: Start accepts. Automaton has 70071 states and 94645 transitions. Word has length 745 [2021-11-19 05:15:34,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:15:34,046 INFO L470 AbstractCegarLoop]: Abstraction has 70071 states and 94645 transitions. [2021-11-19 05:15:34,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 32.0) internal successors, (256), 3 states have internal predecessors, (256), 3 states have call successors, (77), 7 states have call predecessors, (77), 1 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2021-11-19 05:15:34,047 INFO L276 IsEmpty]: Start isEmpty. Operand 70071 states and 94645 transitions. [2021-11-19 05:15:34,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2021-11-19 05:15:34,156 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:15:34,156 INFO L514 BasicCegarLoop]: trace histogram [33, 33, 22, 22, 22, 22, 22, 21, 17, 17, 17, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:15:34,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-19 05:15:34,157 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:15:34,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:15:34,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1037178519, now seen corresponding path program 1 times [2021-11-19 05:15:34,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:15:34,157 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122608356] [2021-11-19 05:15:34,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:15:34,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:15:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:15:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:15:34,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:15:34,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:15:34,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:15:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:15:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:15:34,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:15:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:15:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:15:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:15:34,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:15:34,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:15:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:15:34,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:15:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:15:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:15:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:15:34,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:15:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:15:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-19 05:15:34,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:34,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:15:34,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:15:34,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-19 05:15:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:15:34,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:34,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-19 05:15:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-19 05:15:35,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:15:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:15:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-19 05:15:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:15:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:15:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-19 05:15:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:15:35,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:15:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:15:35,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-19 05:15:35,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:15:35,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:15:35,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:15:35,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-19 05:15:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:15:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-19 05:15:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:15:35,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-19 05:15:35,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-11-19 05:15:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-19 05:15:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-19 05:15:35,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:15:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-19 05:15:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-11-19 05:15:35,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-19 05:15:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-11-19 05:15:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-19 05:15:35,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-19 05:15:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:15:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:35,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:15:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-19 05:15:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-19 05:15:36,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-11-19 05:15:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-11-19 05:15:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-19 05:15:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2021-11-19 05:15:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-19 05:15:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:15:36,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-19 05:15:36,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 649 [2021-11-19 05:15:36,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-11-19 05:15:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2021-11-19 05:15:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-19 05:15:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 696 [2021-11-19 05:15:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:15:36,211 INFO L134 CoverageAnalysis]: Checked inductivity of 3673 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 3618 trivial. 0 not checked. [2021-11-19 05:15:36,212 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:15:36,212 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122608356] [2021-11-19 05:15:36,212 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122608356] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:15:36,213 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-19 05:15:36,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-19 05:15:36,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319057069] [2021-11-19 05:15:36,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:15:36,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 05:15:36,218 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:15:36,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 05:15:36,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-19 05:15:36,219 INFO L87 Difference]: Start difference. First operand 70071 states and 94645 transitions. Second operand has 8 states, 8 states have (on average 32.0) internal successors, (256), 3 states have internal predecessors, (256), 3 states have call successors, (77), 7 states have call predecessors, (77), 1 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2021-11-19 05:15:38,271 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:15:40,298 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:15:42,328 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 05:15:57,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:15:57,421 INFO L93 Difference]: Finished difference Result 154729 states and 211491 transitions. [2021-11-19 05:15:57,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 05:15:57,422 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 32.0) internal successors, (256), 3 states have internal predecessors, (256), 3 states have call successors, (77), 7 states have call predecessors, (77), 1 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) Word has length 713 [2021-11-19 05:15:57,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:15:57,809 INFO L225 Difference]: With dead ends: 154729 [2021-11-19 05:15:57,809 INFO L226 Difference]: Without dead ends: 85214 [2021-11-19 05:15:58,006 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-19 05:15:58,007 INFO L933 BasicCegarLoop]: 3217 mSDtfsCounter, 2186 mSDsluCounter, 4361 mSDsCounter, 0 mSdLazyCounter, 2266 mSolverCounterSat, 1091 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2451 SdHoareTripleChecker+Valid, 7578 SdHoareTripleChecker+Invalid, 3360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1091 IncrementalHoareTripleChecker+Valid, 2266 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.4s IncrementalHoareTripleChecker+Time [2021-11-19 05:15:58,007 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2451 Valid, 7578 Invalid, 3360 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1091 Valid, 2266 Invalid, 3 Unknown, 0 Unchecked, 16.4s Time] [2021-11-19 05:15:58,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85214 states. [2021-11-19 05:16:02,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85214 to 81084. [2021-11-19 05:16:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81084 states, 60290 states have (on average 1.2425277823851384) internal successors, (74912), 61200 states have internal predecessors, (74912), 16288 states have call successors, (16288), 4303 states have call predecessors, (16288), 4505 states have return successors, (18277), 16242 states have call predecessors, (18277), 16285 states have call successors, (18277) [2021-11-19 05:16:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81084 states to 81084 states and 109477 transitions. [2021-11-19 05:16:03,053 INFO L78 Accepts]: Start accepts. Automaton has 81084 states and 109477 transitions. Word has length 713 [2021-11-19 05:16:03,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 05:16:03,055 INFO L470 AbstractCegarLoop]: Abstraction has 81084 states and 109477 transitions. [2021-11-19 05:16:03,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 32.0) internal successors, (256), 3 states have internal predecessors, (256), 3 states have call successors, (77), 7 states have call predecessors, (77), 1 states have return successors, (75), 3 states have call predecessors, (75), 3 states have call successors, (75) [2021-11-19 05:16:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 81084 states and 109477 transitions. [2021-11-19 05:16:03,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2021-11-19 05:16:03,235 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 05:16:03,236 INFO L514 BasicCegarLoop]: trace histogram [34, 34, 22, 22, 22, 22, 22, 22, 22, 22, 19, 7, 7, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 05:16:03,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-19 05:16:03,236 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 05:16:03,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 05:16:03,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1664264278, now seen corresponding path program 1 times [2021-11-19 05:16:03,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-19 05:16:03,237 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265082780] [2021-11-19 05:16:03,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:16:03,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-19 05:16:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-19 05:16:03,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-19 05:16:03,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-19 05:16:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-19 05:16:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-19 05:16:03,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-19 05:16:03,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:03,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:03,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-19 05:16:04,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-19 05:16:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-19 05:16:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-19 05:16:04,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:16:04,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-19 05:16:04,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-19 05:16:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-19 05:16:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-19 05:16:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-19 05:16:04,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-19 05:16:04,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-19 05:16:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-19 05:16:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-19 05:16:04,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-19 05:16:04,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:16:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:16:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-19 05:16:04,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:16:04,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-19 05:16:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-19 05:16:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-19 05:16:04,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:16:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-19 05:16:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:16:04,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:16:04,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-19 05:16:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:16:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-19 05:16:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-19 05:16:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-19 05:16:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:16:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:16:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:16:04,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-19 05:16:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:04,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-19 05:16:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-19 05:16:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:16:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:16:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:16:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-19 05:16:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-19 05:16:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:16:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-19 05:16:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-11-19 05:16:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-19 05:16:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-11-19 05:16:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-11-19 05:16:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-19 05:16:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-19 05:16:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-19 05:16:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-11-19 05:16:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-19 05:16:05,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-19 05:16:05,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-11-19 05:16:05,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-19 05:16:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-19 05:16:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-19 05:16:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-11-19 05:16:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-19 05:16:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-11-19 05:16:05,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-19 05:16:05,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-19 05:16:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:05,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-19 05:16:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-19 05:16:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-19 05:16:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2021-11-19 05:16:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2021-11-19 05:16:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2021-11-19 05:16:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2021-11-19 05:16:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2021-11-19 05:16:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-11-19 05:16:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2021-11-19 05:16:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:06,095 INFO L134 CoverageAnalysis]: Checked inductivity of 4195 backedges. 74 proven. 14 refuted. 0 times theorem prover too weak. 4107 trivial. 0 not checked. [2021-11-19 05:16:06,096 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-19 05:16:06,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265082780] [2021-11-19 05:16:06,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265082780] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-19 05:16:06,096 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126591397] [2021-11-19 05:16:06,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 05:16:06,097 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 05:16:06,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 [2021-11-19 05:16:06,102 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 05:16:06,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f9e754a-4611-49d6-b51b-b4912b9d0cbd/bin/uautomizer-ZXIjhQolGL/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-19 05:16:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 05:16:08,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 4275 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 05:16:08,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 05:16:10,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4195 backedges. 1226 proven. 0 refuted. 0 times theorem prover too weak. 2969 trivial. 0 not checked. [2021-11-19 05:16:10,163 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-19 05:16:10,163 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126591397] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-19 05:16:10,163 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 05:16:10,164 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 16 [2021-11-19 05:16:10,164 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308585464] [2021-11-19 05:16:10,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 05:16:10,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 05:16:10,167 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-19 05:16:10,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 05:16:10,168 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-11-19 05:16:10,168 INFO L87 Difference]: Start difference. First operand 81084 states and 109477 transitions. Second operand has 6 states, 6 states have (on average 45.0) internal successors, (270), 5 states have internal predecessors, (270), 2 states have call successors, (80), 2 states have call predecessors, (80), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) [2021-11-19 05:16:15,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 05:16:15,293 INFO L93 Difference]: Finished difference Result 167525 states and 228542 transitions. [2021-11-19 05:16:15,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 05:16:15,294 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 45.0) internal successors, (270), 5 states have internal predecessors, (270), 2 states have call successors, (80), 2 states have call predecessors, (80), 3 states have return successors, (78), 3 states have call predecessors, (78), 2 states have call successors, (78) Word has length 748 [2021-11-19 05:16:15,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 05:16:15,689 INFO L225 Difference]: With dead ends: 167525 [2021-11-19 05:16:15,689 INFO L226 Difference]: Without dead ends: 86997 [2021-11-19 05:16:15,923 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 981 GetRequests, 966 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2021-11-19 05:16:15,924 INFO L933 BasicCegarLoop]: 1953 mSDtfsCounter, 108 mSDsluCounter, 7675 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 9628 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 05:16:15,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [140 Valid, 9628 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 05:16:16,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86997 states.