./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=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2d96d66163c8e8d61a2fa90f8dc8359a87f83533e82cd74c25a40ad0f5e1f460 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 10:24:15,835 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 10:24:15,844 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 10:24:15,902 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 10:24:15,903 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 10:24:15,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 10:24:15,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 10:24:15,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 10:24:15,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 10:24:15,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 10:24:15,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 10:24:15,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 10:24:15,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 10:24:15,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 10:24:15,918 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 10:24:15,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 10:24:15,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 10:24:15,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 10:24:15,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 10:24:15,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 10:24:15,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 10:24:15,928 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 10:24:15,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 10:24:15,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 10:24:15,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 10:24:15,933 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 10:24:15,934 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 10:24:15,934 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 10:24:15,935 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 10:24:15,935 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 10:24:15,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 10:24:15,937 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 10:24:15,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 10:24:15,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 10:24:15,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 10:24:15,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 10:24:15,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 10:24:15,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 10:24:15,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 10:24:15,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 10:24:15,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 10:24:15,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 10:24:15,968 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 10:24:15,968 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 10:24:15,969 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 10:24:15,969 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 10:24:15,970 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 10:24:15,970 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 10:24:15,970 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 10:24:15,970 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 10:24:15,970 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 10:24:15,971 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 10:24:15,971 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 10:24:15,971 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 10:24:15,972 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 10:24:15,972 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 10:24:15,972 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 10:24:15,972 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 10:24:15,972 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 10:24:15,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 10:24:15,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 10:24:15,972 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 10:24:15,973 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 10:24:15,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 10:24:15,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 10:24:15,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 10:24:15,973 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 10:24:15,973 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 10:24:15,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 10:24:15,974 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 10:24:15,974 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 10:24:15,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 10:24:15,974 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 10:24:15,974 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d96d66163c8e8d61a2fa90f8dc8359a87f83533e82cd74c25a40ad0f5e1f460 [2021-11-17 10:24:16,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 10:24:16,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 10:24:16,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 10:24:16,158 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 10:24:16,159 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 10:24:16,160 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2021-11-17 10:24:16,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d3a38306/69fc7c4bb39e438bb524c0f1da707ba5/FLAG7f08b39b8 [2021-11-17 10:24:16,857 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 10:24:16,858 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2021-11-17 10:24:16,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d3a38306/69fc7c4bb39e438bb524c0f1da707ba5/FLAG7f08b39b8 [2021-11-17 10:24:17,229 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4d3a38306/69fc7c4bb39e438bb524c0f1da707ba5 [2021-11-17 10:24:17,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 10:24:17,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 10:24:17,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 10:24:17,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 10:24:17,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 10:24:17,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:24:17" (1/1) ... [2021-11-17 10:24:17,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f66a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:17, skipping insertion in model container [2021-11-17 10:24:17,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 10:24:17" (1/1) ... [2021-11-17 10:24:17,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 10:24:17,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 10:24:18,584 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i[282309,282322] [2021-11-17 10:24:18,607 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 10:24:18,640 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 10:24:18,943 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i[282309,282322] [2021-11-17 10:24:18,948 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 10:24:19,054 INFO L208 MainTranslator]: Completed translation [2021-11-17 10:24:19,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19 WrapperNode [2021-11-17 10:24:19,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 10:24:19,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 10:24:19,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 10:24:19,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 10:24:19,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,240 INFO L137 Inliner]: procedures = 347, calls = 1403, calls flagged for inlining = 224, calls inlined = 207, statements flattened = 3849 [2021-11-17 10:24:19,243 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 10:24:19,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 10:24:19,244 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 10:24:19,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 10:24:19,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,250 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,270 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,377 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 10:24:19,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 10:24:19,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 10:24:19,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 10:24:19,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (1/1) ... [2021-11-17 10:24:19,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 10:24:19,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 10:24:19,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 10:24:19,444 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 10:24:19,460 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-11-17 10:24:19,460 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-11-17 10:24:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 10:24:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 10:24:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 10:24:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 10:24:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-17 10:24:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-17 10:24:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-11-17 10:24:19,461 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-11-17 10:24:19,461 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read_bd [2021-11-17 10:24:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read_bd [2021-11-17 10:24:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-17 10:24:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-17 10:24:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 10:24:19,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 10:24:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-17 10:24:19,462 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_mdio_poll [2021-11-17 10:24:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_mdio_poll [2021-11-17 10:24:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-11-17 10:24:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-11-17 10:24:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-17 10:24:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-17 10:24:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-17 10:24:19,463 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-17 10:24:19,463 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_stop [2021-11-17 10:24:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_stop [2021-11-17 10:24:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 10:24:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_clk_disable_unprepare_15 [2021-11-17 10:24:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_clk_disable_unprepare_15 [2021-11-17 10:24:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_ack_irq [2021-11-17 10:24:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_ack_irq [2021-11-17 10:24:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-17 10:24:19,464 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-17 10:24:19,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 10:24:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-17 10:24:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-17 10:24:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-17 10:24:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-17 10:24:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-17 10:24:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-17 10:24:19,465 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-11-17 10:24:19,465 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-11-17 10:24:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 10:24:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_get_regs_len [2021-11-17 10:24:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_get_regs_len [2021-11-17 10:24:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_read [2021-11-17 10:24:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_read [2021-11-17 10:24:19,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-17 10:24:19,466 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-17 10:24:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 10:24:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_rx_and_tx [2021-11-17 10:24:19,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_rx_and_tx [2021-11-17 10:24:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_do_set_mac_address [2021-11-17 10:24:19,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_do_set_mac_address [2021-11-17 10:24:19,467 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_rx_and_tx [2021-11-17 10:24:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_rx_and_tx [2021-11-17 10:24:19,468 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_init_ring [2021-11-17 10:24:19,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_init_ring [2021-11-17 10:24:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_nocache [2021-11-17 10:24:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_nocache [2021-11-17 10:24:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-17 10:24:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-17 10:24:19,469 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-17 10:24:19,469 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-17 10:24:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-17 10:24:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-17 10:24:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2021-11-17 10:24:19,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2021-11-17 10:24:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 10:24:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 10:24:19,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-17 10:24:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-17 10:24:19,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 10:24:19,471 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-17 10:24:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-17 10:24:19,471 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-17 10:24:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-17 10:24:19,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 10:24:19,471 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 10:24:19,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2021-11-17 10:24:19,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_drivers_clk1__more_at_exit [2021-11-17 10:24:19,472 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_interrupt [2021-11-17 10:24:19,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_interrupt [2021-11-17 10:24:19,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-17 10:24:19,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-17 10:24:19,472 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-17 10:24:19,472 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-17 10:24:19,472 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 10:24:19,473 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 10:24:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 10:24:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 10:24:19,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 10:24:19,473 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_probe [2021-11-17 10:24:19,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_probe [2021-11-17 10:24:19,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 10:24:19,474 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_request_region [2021-11-17 10:24:19,474 INFO L138 BoogieDeclarations]: Found implementation of procedure __devm_request_region [2021-11-17 10:24:19,474 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_resume [2021-11-17 10:24:19,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_resume [2021-11-17 10:24:19,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-17 10:24:19,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-17 10:24:19,475 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-17 10:24:19,475 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-17 10:24:19,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-17 10:24:19,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-17 10:24:19,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-17 10:24:19,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-17 10:24:19,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 10:24:19,475 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-17 10:24:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-17 10:24:19,476 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write_bd [2021-11-17 10:24:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write_bd [2021-11-17 10:24:19,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-17 10:24:19,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-17 10:24:19,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 10:24:19,477 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 10:24:19,477 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_write [2021-11-17 10:24:19,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_write [2021-11-17 10:24:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 10:24:19,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 10:24:19,479 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 10:24:19,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 10:24:19,480 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-17 10:24:19,481 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-17 10:24:19,481 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_enable_irq [2021-11-17 10:24:19,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_enable_irq [2021-11-17 10:24:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_open [2021-11-17 10:24:19,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_open [2021-11-17 10:24:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-17 10:24:19,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-17 10:24:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_disable_irq [2021-11-17 10:24:19,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_disable_irq [2021-11-17 10:24:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-17 10:24:19,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-17 10:24:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_remove [2021-11-17 10:24:19,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_remove [2021-11-17 10:24:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-17 10:24:19,487 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-17 10:24:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 10:24:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-17 10:24:19,487 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-17 10:24:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-17 10:24:19,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-17 10:24:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure ethoc_tx_timeout [2021-11-17 10:24:19,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ethoc_tx_timeout [2021-11-17 10:24:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 10:24:19,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 10:24:20,031 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 10:24:20,034 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 10:24:20,175 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 10:24:33,243 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-17 10:24:33,315 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 10:24:33,326 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 10:24:33,327 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-17 10:24:33,329 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:24:33 BoogieIcfgContainer [2021-11-17 10:24:33,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 10:24:33,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 10:24:33,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 10:24:33,332 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 10:24:33,332 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 10:24:17" (1/3) ... [2021-11-17 10:24:33,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18bfe62b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:24:33, skipping insertion in model container [2021-11-17 10:24:33,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 10:24:19" (2/3) ... [2021-11-17 10:24:33,333 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18bfe62b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 10:24:33, skipping insertion in model container [2021-11-17 10:24:33,333 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 10:24:33" (3/3) ... [2021-11-17 10:24:33,334 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-ethoc.cil.i [2021-11-17 10:24:33,337 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 10:24:33,337 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 10:24:33,395 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 10:24:33,408 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 [2021-11-17 10:24:33,408 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 10:24:33,437 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) [2021-11-17 10:24:33,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-17 10:24:33,446 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:24:33,446 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] [2021-11-17 10:24:33,447 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] === [2021-11-17 10:24:33,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:24:33,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1332555926, now seen corresponding path program 1 times [2021-11-17 10:24:33,456 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:24:33,456 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221441410] [2021-11-17 10:24:33,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:24:33,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:24:33,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:33,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:24:33,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:33,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:33,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:33,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:24:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:33,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:33,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:24:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:33,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:33,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:24:33,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:24:34,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:34,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:24:34,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:34,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:24:34,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:24:34,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:34,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:24:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:24:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:24:34,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:34,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:24:34,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:34,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:24:34,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-17 10:24:34,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:34,180 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2021-11-17 10:24:34,180 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:24:34,180 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221441410] [2021-11-17 10:24:34,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221441410] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:24:34,181 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:24:34,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 10:24:34,182 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611386071] [2021-11-17 10:24:34,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:24:34,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 10:24:34,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:24:34,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 10:24:34,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 10:24:34,213 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) [2021-11-17 10:24:36,261 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 [] [2021-11-17 10:24:38,356 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 [] [2021-11-17 10:24:43,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:24:43,102 INFO L93 Difference]: Finished difference Result 4004 states and 5594 transitions. [2021-11-17 10:24:43,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 10:24:43,105 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 [2021-11-17 10:24:43,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:24:43,141 INFO L225 Difference]: With dead ends: 4004 [2021-11-17 10:24:43,141 INFO L226 Difference]: Without dead ends: 2655 [2021-11-17 10:24:43,153 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 [2021-11-17 10:24:43,158 INFO L933 BasicCegarLoop]: 1991 mSDtfsCounter, 2167 mSDsluCounter, 2288 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 790 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2402 SdHoareTripleChecker+Valid, 4279 SdHoareTripleChecker+Invalid, 1822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 790 IncrementalHoareTripleChecker+Valid, 1030 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2021-11-17 10:24:43,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2402 Valid, 4279 Invalid, 1822 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [790 Valid, 1030 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2021-11-17 10:24:43,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2655 states. [2021-11-17 10:24:43,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2655 to 2577. [2021-11-17 10:24:43,320 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) [2021-11-17 10:24:43,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 3493 transitions. [2021-11-17 10:24:43,336 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 3493 transitions. Word has length 156 [2021-11-17 10:24:43,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:24:43,338 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 3493 transitions. [2021-11-17 10:24:43,338 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) [2021-11-17 10:24:43,338 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 3493 transitions. [2021-11-17 10:24:43,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-17 10:24:43,350 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:24:43,350 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] [2021-11-17 10:24:43,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 10:24:43,351 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] === [2021-11-17 10:24:43,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:24:43,351 INFO L85 PathProgramCache]: Analyzing trace with hash -279538160, now seen corresponding path program 1 times [2021-11-17 10:24:43,351 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:24:43,352 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799022684] [2021-11-17 10:24:43,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:24:43,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:24:43,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:24:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:24:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:24:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:24:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:24:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:24:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:24:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:24:43,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:24:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:24:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:24:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:24:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:24:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:24:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:24:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:24:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 10:24:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 10:24:43,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-17 10:24:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-17 10:24:43,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:43,959 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2021-11-17 10:24:43,959 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:24:43,961 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799022684] [2021-11-17 10:24:43,961 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799022684] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:24:43,961 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:24:43,961 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 10:24:43,963 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631288491] [2021-11-17 10:24:43,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:24:43,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 10:24:43,965 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:24:43,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 10:24:43,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 10:24:43,966 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) [2021-11-17 10:24:45,993 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 [] [2021-11-17 10:24:53,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:24:53,679 INFO L93 Difference]: Finished difference Result 5287 states and 7334 transitions. [2021-11-17 10:24:53,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 10:24:53,680 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 [2021-11-17 10:24:53,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:24:53,705 INFO L225 Difference]: With dead ends: 5287 [2021-11-17 10:24:53,705 INFO L226 Difference]: Without dead ends: 5283 [2021-11-17 10:24:53,708 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-11-17 10:24:53,708 INFO L933 BasicCegarLoop]: 1973 mSDtfsCounter, 2193 mSDsluCounter, 5609 mSDsCounter, 0 mSdLazyCounter, 1964 mSolverCounterSat, 801 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2424 SdHoareTripleChecker+Valid, 7582 SdHoareTripleChecker+Invalid, 2766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 801 IncrementalHoareTripleChecker+Valid, 1964 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2021-11-17 10:24:53,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2424 Valid, 7582 Invalid, 2766 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [801 Valid, 1964 Invalid, 1 Unknown, 0 Unchecked, 9.0s Time] [2021-11-17 10:24:53,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5283 states. [2021-11-17 10:24:53,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5283 to 5139. [2021-11-17 10:24:53,835 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) [2021-11-17 10:24:53,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5139 states to 5139 states and 7051 transitions. [2021-11-17 10:24:53,856 INFO L78 Accepts]: Start accepts. Automaton has 5139 states and 7051 transitions. Word has length 208 [2021-11-17 10:24:53,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:24:53,856 INFO L470 AbstractCegarLoop]: Abstraction has 5139 states and 7051 transitions. [2021-11-17 10:24:53,857 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) [2021-11-17 10:24:53,857 INFO L276 IsEmpty]: Start isEmpty. Operand 5139 states and 7051 transitions. [2021-11-17 10:24:53,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-11-17 10:24:53,862 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:24:53,862 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] [2021-11-17 10:24:53,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 10:24:53,863 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] === [2021-11-17 10:24:53,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:24:53,863 INFO L85 PathProgramCache]: Analyzing trace with hash -663357002, now seen corresponding path program 1 times [2021-11-17 10:24:53,863 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:24:53,863 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715573064] [2021-11-17 10:24:53,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:24:53,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:24:53,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:24:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:24:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:24:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:24:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:24:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:24:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:24:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:24:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:24:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:24:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:24:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:24:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:24:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:24:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:24:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:24:54,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-11-17 10:24:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:24:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-11-17 10:24:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-11-17 10:24:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-17 10:24:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-11-17 10:24:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:24:54,369 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 786 trivial. 0 not checked. [2021-11-17 10:24:54,369 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:24:54,369 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715573064] [2021-11-17 10:24:54,370 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715573064] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:24:54,370 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:24:54,370 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 10:24:54,370 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [986872902] [2021-11-17 10:24:54,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:24:54,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 10:24:54,371 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:24:54,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 10:24:54,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-17 10:24:54,372 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) [2021-11-17 10:24:56,395 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 [] [2021-11-17 10:25:00,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:25:00,776 INFO L93 Difference]: Finished difference Result 5287 states and 7334 transitions. [2021-11-17 10:25:00,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 10:25:00,777 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 [2021-11-17 10:25:00,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:25:00,801 INFO L225 Difference]: With dead ends: 5287 [2021-11-17 10:25:00,801 INFO L226 Difference]: Without dead ends: 5255 [2021-11-17 10:25:00,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-11-17 10:25:00,806 INFO L933 BasicCegarLoop]: 1747 mSDtfsCounter, 1834 mSDsluCounter, 3736 mSDsCounter, 0 mSdLazyCounter, 1146 mSolverCounterSat, 517 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1996 SdHoareTripleChecker+Valid, 5483 SdHoareTripleChecker+Invalid, 1664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 517 IncrementalHoareTripleChecker+Valid, 1146 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2021-11-17 10:25:00,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1996 Valid, 5483 Invalid, 1664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [517 Valid, 1146 Invalid, 1 Unknown, 0 Unchecked, 6.0s Time] [2021-11-17 10:25:00,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5255 states. [2021-11-17 10:25:00,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5255 to 5113. [2021-11-17 10:25:00,954 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) [2021-11-17 10:25:00,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5113 states to 5113 states and 7018 transitions. [2021-11-17 10:25:00,970 INFO L78 Accepts]: Start accepts. Automaton has 5113 states and 7018 transitions. Word has length 213 [2021-11-17 10:25:00,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:25:00,971 INFO L470 AbstractCegarLoop]: Abstraction has 5113 states and 7018 transitions. [2021-11-17 10:25:00,972 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) [2021-11-17 10:25:00,972 INFO L276 IsEmpty]: Start isEmpty. Operand 5113 states and 7018 transitions. [2021-11-17 10:25:00,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2021-11-17 10:25:00,990 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:25:00,991 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] [2021-11-17 10:25:00,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 10:25:00,991 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] === [2021-11-17 10:25:00,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:25:00,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1553639189, now seen corresponding path program 1 times [2021-11-17 10:25:00,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:25:00,992 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211376068] [2021-11-17 10:25:00,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:25:00,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:25:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:25:01,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:25:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:25:01,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:25:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:25:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:25:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:25:01,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:25:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:25:01,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:25:01,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:25:01,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:25:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:25:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:25:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:25:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:25:01,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:25:01,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:25:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:25:01,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:25:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:25:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-17 10:25:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-17 10:25:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 10:25:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 10:25:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 10:25:01,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 10:25:01,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 10:25:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:25:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-17 10:25:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:01,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:25:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 10:25:02,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-17 10:25:02,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-17 10:25:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-17 10:25:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 10:25:02,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-17 10:25:02,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:02,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:25:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:25:02,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-17 10:25:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-17 10:25:02,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-17 10:25:02,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-17 10:25:02,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 10:25:02,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-17 10:25:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:02,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 485 [2021-11-17 10:25:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 495 [2021-11-17 10:25:02,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2021-11-17 10:25:02,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 508 [2021-11-17 10:25:02,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2021-11-17 10:25:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:02,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-11-17 10:25:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2021-11-17 10:25:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2021-11-17 10:25:02,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:02,187 INFO L134 CoverageAnalysis]: Checked inductivity of 2717 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2711 trivial. 0 not checked. [2021-11-17 10:25:02,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:25:02,188 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211376068] [2021-11-17 10:25:02,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211376068] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:25:02,188 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:25:02,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 10:25:02,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082537739] [2021-11-17 10:25:02,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:25:02,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 10:25:02,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:25:02,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 10:25:02,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-17 10:25:02,191 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) [2021-11-17 10:25:04,214 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 [] [2021-11-17 10:25:06,239 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:25:08,284 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:25:10,398 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 [] [2021-11-17 10:25:23,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:25:23,997 INFO L93 Difference]: Finished difference Result 14913 states and 20670 transitions. [2021-11-17 10:25:23,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 10:25:23,998 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 [2021-11-17 10:25:23,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:25:24,041 INFO L225 Difference]: With dead ends: 14913 [2021-11-17 10:25:24,041 INFO L226 Difference]: Without dead ends: 9829 [2021-11-17 10:25:24,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-17 10:25:24,063 INFO L933 BasicCegarLoop]: 2005 mSDtfsCounter, 2394 mSDsluCounter, 4553 mSDsCounter, 0 mSdLazyCounter, 3101 mSolverCounterSat, 1429 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2643 SdHoareTripleChecker+Valid, 6558 SdHoareTripleChecker+Invalid, 4534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1429 IncrementalHoareTripleChecker+Valid, 3101 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.0s IncrementalHoareTripleChecker+Time [2021-11-17 10:25:24,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2643 Valid, 6558 Invalid, 4534 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1429 Valid, 3101 Invalid, 4 Unknown, 0 Unchecked, 21.0s Time] [2021-11-17 10:25:24,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9829 states. [2021-11-17 10:25:24,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9829 to 9265. [2021-11-17 10:25:24,412 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) [2021-11-17 10:25:24,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9265 states to 9265 states and 12518 transitions. [2021-11-17 10:25:24,438 INFO L78 Accepts]: Start accepts. Automaton has 9265 states and 12518 transitions. Word has length 556 [2021-11-17 10:25:24,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:25:24,439 INFO L470 AbstractCegarLoop]: Abstraction has 9265 states and 12518 transitions. [2021-11-17 10:25:24,439 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) [2021-11-17 10:25:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 9265 states and 12518 transitions. [2021-11-17 10:25:24,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 575 [2021-11-17 10:25:24,467 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:25:24,468 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] [2021-11-17 10:25:24,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 10:25:24,468 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] === [2021-11-17 10:25:24,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:25:24,469 INFO L85 PathProgramCache]: Analyzing trace with hash -2019533428, now seen corresponding path program 1 times [2021-11-17 10:25:24,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:25:24,469 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597445770] [2021-11-17 10:25:24,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:25:24,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:25:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:25:24,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:25:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:25:24,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:25:24,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:25:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:25:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:25:24,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:25:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:25:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:25:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:25:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:25:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:25:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:24,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-17 10:25:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-17 10:25:25,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:25:25,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:25:25,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:25:25,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:25:25,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:25:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:25:25,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-17 10:25:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-17 10:25:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 10:25:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 10:25:25,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 10:25:25,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 10:25:25,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 10:25:25,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:25:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-17 10:25:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:25:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 10:25:25,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-17 10:25:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-17 10:25:25,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-17 10:25:25,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 10:25:25,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-17 10:25:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:25:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:25:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-17 10:25:25,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-17 10:25:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-17 10:25:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-17 10:25:25,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 10:25:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-17 10:25:25,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2021-11-17 10:25:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 496 [2021-11-17 10:25:25,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 503 [2021-11-17 10:25:25,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2021-11-17 10:25:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-17 10:25:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 526 [2021-11-17 10:25:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 536 [2021-11-17 10:25:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:25,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2021-11-17 10:25:25,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-17 10:25:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2021-11-17 10:25:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:25,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2861 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2855 trivial. 0 not checked. [2021-11-17 10:25:25,510 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:25:25,510 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597445770] [2021-11-17 10:25:25,510 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597445770] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:25:25,510 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:25:25,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 10:25:25,511 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761711380] [2021-11-17 10:25:25,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:25:25,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 10:25:25,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:25:25,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 10:25:25,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-17 10:25:25,518 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) [2021-11-17 10:25:27,542 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 [] [2021-11-17 10:25:29,546 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:25:31,653 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:25:40,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:25:40,909 INFO L93 Difference]: Finished difference Result 18617 states and 25366 transitions. [2021-11-17 10:25:40,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 10:25:40,910 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 [2021-11-17 10:25:40,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:25:40,966 INFO L225 Difference]: With dead ends: 18617 [2021-11-17 10:25:40,966 INFO L226 Difference]: Without dead ends: 9381 [2021-11-17 10:25:40,993 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 [2021-11-17 10:25:40,994 INFO L933 BasicCegarLoop]: 2577 mSDtfsCounter, 4096 mSDsluCounter, 3707 mSDsCounter, 0 mSdLazyCounter, 1935 mSolverCounterSat, 2917 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4364 SdHoareTripleChecker+Valid, 6284 SdHoareTripleChecker+Invalid, 4855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2917 IncrementalHoareTripleChecker+Valid, 1935 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2021-11-17 10:25:40,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4364 Valid, 6284 Invalid, 4855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2917 Valid, 1935 Invalid, 3 Unknown, 0 Unchecked, 14.7s Time] [2021-11-17 10:25:41,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9381 states. [2021-11-17 10:25:41,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9381 to 8875. [2021-11-17 10:25:41,323 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) [2021-11-17 10:25:41,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8875 states to 8875 states and 11860 transitions. [2021-11-17 10:25:41,349 INFO L78 Accepts]: Start accepts. Automaton has 8875 states and 11860 transitions. Word has length 574 [2021-11-17 10:25:41,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:25:41,350 INFO L470 AbstractCegarLoop]: Abstraction has 8875 states and 11860 transitions. [2021-11-17 10:25:41,351 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) [2021-11-17 10:25:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 8875 states and 11860 transitions. [2021-11-17 10:25:41,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 583 [2021-11-17 10:25:41,374 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:25:41,375 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] [2021-11-17 10:25:41,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 10:25:41,375 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] === [2021-11-17 10:25:41,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:25:41,376 INFO L85 PathProgramCache]: Analyzing trace with hash 1688864144, now seen corresponding path program 1 times [2021-11-17 10:25:41,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:25:41,376 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501710360] [2021-11-17 10:25:41,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:25:41,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:25:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:25:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:25:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:25:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:25:41,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:25:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:25:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:25:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:25:41,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:25:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:25:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:25:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:25:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:25:41,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:25:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:25:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:25:41,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:25:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:25:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:25:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:25:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-11-17 10:25:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:41,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-11-17 10:25:41,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:25:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:25:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:25:42,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:25:42,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:25:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:25:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-17 10:25:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-17 10:25:42,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 10:25:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 10:25:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 10:25:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 10:25:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 10:25:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:25:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-17 10:25:42,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:25:42,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 10:25:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-17 10:25:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-17 10:25:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-17 10:25:42,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 10:25:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-17 10:25:42,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:25:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:25:42,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-17 10:25:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-17 10:25:42,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-17 10:25:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-17 10:25:42,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 10:25:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-17 10:25:42,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-11-17 10:25:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:25:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 556 [2021-11-17 10:25:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 563 [2021-11-17 10:25:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 572 [2021-11-17 10:25:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:25:42,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2893 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2881 trivial. 0 not checked. [2021-11-17 10:25:42,445 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:25:42,445 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501710360] [2021-11-17 10:25:42,445 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501710360] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:25:42,446 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:25:42,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-17 10:25:42,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848399359] [2021-11-17 10:25:42,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:25:42,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-17 10:25:42,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:25:42,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-17 10:25:42,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-11-17 10:25:42,448 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) [2021-11-17 10:25:44,473 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:25:46,548 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:25:48,566 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:25:50,639 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:25:52,769 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:26:14,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:26:14,969 INFO L93 Difference]: Finished difference Result 23046 states and 31832 transitions. [2021-11-17 10:26:14,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-17 10:26:14,970 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 [2021-11-17 10:26:14,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:26:15,020 INFO L225 Difference]: With dead ends: 23046 [2021-11-17 10:26:15,020 INFO L226 Difference]: Without dead ends: 14727 [2021-11-17 10:26:15,048 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 [2021-11-17 10:26:15,048 INFO L933 BasicCegarLoop]: 3632 mSDtfsCounter, 2246 mSDsluCounter, 11020 mSDsCounter, 0 mSdLazyCounter, 5104 mSolverCounterSat, 1234 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2554 SdHoareTripleChecker+Valid, 14652 SdHoareTripleChecker+Invalid, 6343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1234 IncrementalHoareTripleChecker+Valid, 5104 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 31.3s IncrementalHoareTripleChecker+Time [2021-11-17 10:26:15,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2554 Valid, 14652 Invalid, 6343 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1234 Valid, 5104 Invalid, 5 Unknown, 0 Unchecked, 31.3s Time] [2021-11-17 10:26:15,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14727 states. [2021-11-17 10:26:15,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14727 to 13039. [2021-11-17 10:26:15,521 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) [2021-11-17 10:26:15,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13039 states to 13039 states and 17503 transitions. [2021-11-17 10:26:15,557 INFO L78 Accepts]: Start accepts. Automaton has 13039 states and 17503 transitions. Word has length 582 [2021-11-17 10:26:15,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:26:15,557 INFO L470 AbstractCegarLoop]: Abstraction has 13039 states and 17503 transitions. [2021-11-17 10:26:15,558 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) [2021-11-17 10:26:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 13039 states and 17503 transitions. [2021-11-17 10:26:15,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2021-11-17 10:26:15,587 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:26:15,587 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] [2021-11-17 10:26:15,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-17 10:26:15,587 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] === [2021-11-17 10:26:15,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:26:15,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1339475643, now seen corresponding path program 1 times [2021-11-17 10:26:15,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:26:15,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939994241] [2021-11-17 10:26:15,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:26:15,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:26:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:26:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:26:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:26:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:26:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:26:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:26:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:26:15,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:26:15,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:26:15,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:26:15,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:26:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:26:15,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:26:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:26:15,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:26:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:26:15,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:26:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:26:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:26:15,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:26:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:26:15,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:26:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:26:15,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:26:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:26:15,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:15,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:26:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:26:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:26:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:26:16,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:26:16,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:26:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:26:16,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:26:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-17 10:26:16,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-17 10:26:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 10:26:16,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 10:26:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 10:26:16,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 10:26:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 10:26:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:26:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-17 10:26:16,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:26:16,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 10:26:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-17 10:26:16,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-17 10:26:16,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-17 10:26:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 10:26:16,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-17 10:26:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:26:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:26:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-17 10:26:16,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-17 10:26:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-17 10:26:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-17 10:26:16,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 10:26:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-17 10:26:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-17 10:26:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2021-11-17 10:26:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-11-17 10:26:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-11-17 10:26:16,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:16,553 INFO L134 CoverageAnalysis]: Checked inductivity of 3182 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3149 trivial. 0 not checked. [2021-11-17 10:26:16,553 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:26:16,553 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939994241] [2021-11-17 10:26:16,554 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939994241] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:26:16,554 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:26:16,554 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 10:26:16,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47775266] [2021-11-17 10:26:16,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:26:16,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 10:26:16,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:26:16,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 10:26:16,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-17 10:26:16,557 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) [2021-11-17 10:26:18,581 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 [] [2021-11-17 10:26:20,703 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:26:22,726 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:26:24,764 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 [] [2021-11-17 10:26:36,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:26:36,315 INFO L93 Difference]: Finished difference Result 30140 states and 41156 transitions. [2021-11-17 10:26:36,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 10:26:36,316 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 [2021-11-17 10:26:36,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:26:36,378 INFO L225 Difference]: With dead ends: 30140 [2021-11-17 10:26:36,379 INFO L226 Difference]: Without dead ends: 17657 [2021-11-17 10:26:36,411 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 [2021-11-17 10:26:36,412 INFO L933 BasicCegarLoop]: 3267 mSDtfsCounter, 2384 mSDsluCounter, 6010 mSDsCounter, 0 mSdLazyCounter, 2670 mSolverCounterSat, 1444 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2652 SdHoareTripleChecker+Valid, 9277 SdHoareTripleChecker+Invalid, 4118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1444 IncrementalHoareTripleChecker+Valid, 2670 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.7s IncrementalHoareTripleChecker+Time [2021-11-17 10:26:36,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2652 Valid, 9277 Invalid, 4118 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1444 Valid, 2670 Invalid, 4 Unknown, 0 Unchecked, 18.7s Time] [2021-11-17 10:26:36,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17657 states. [2021-11-17 10:26:36,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17657 to 16755. [2021-11-17 10:26:36,976 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) [2021-11-17 10:26:37,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16755 states to 16755 states and 22478 transitions. [2021-11-17 10:26:37,023 INFO L78 Accepts]: Start accepts. Automaton has 16755 states and 22478 transitions. Word has length 631 [2021-11-17 10:26:37,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:26:37,024 INFO L470 AbstractCegarLoop]: Abstraction has 16755 states and 22478 transitions. [2021-11-17 10:26:37,024 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) [2021-11-17 10:26:37,024 INFO L276 IsEmpty]: Start isEmpty. Operand 16755 states and 22478 transitions. [2021-11-17 10:26:37,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2021-11-17 10:26:37,053 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:26:37,054 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] [2021-11-17 10:26:37,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-17 10:26:37,054 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] === [2021-11-17 10:26:37,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:26:37,055 INFO L85 PathProgramCache]: Analyzing trace with hash 879259197, now seen corresponding path program 1 times [2021-11-17 10:26:37,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:26:37,055 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982515726] [2021-11-17 10:26:37,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:26:37,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:26:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:26:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:26:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:26:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:26:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:26:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:26:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:26:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:26:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:26:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:26:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:26:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:26:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:26:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:26:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:26:37,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:26:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:26:37,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:26:37,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:26:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:26:37,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:26:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:26:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:26:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:26:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:26:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:26:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:26:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:26:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:26:37,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:26:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:26:37,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:26:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:26:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-17 10:26:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-17 10:26:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 10:26:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 10:26:37,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 10:26:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 10:26:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 10:26:37,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:26:37,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-17 10:26:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:26:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 10:26:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-17 10:26:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-17 10:26:37,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-17 10:26:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 10:26:37,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-17 10:26:37,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:26:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:26:37,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-17 10:26:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-17 10:26:37,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-17 10:26:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-17 10:26:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:37,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:37,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:38,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 10:26:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:38,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-17 10:26:38,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:38,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:38,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-17 10:26:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:38,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:38,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:38,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2021-11-17 10:26:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:38,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-11-17 10:26:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:38,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-11-17 10:26:38,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:38,066 INFO L134 CoverageAnalysis]: Checked inductivity of 3182 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3169 trivial. 0 not checked. [2021-11-17 10:26:38,067 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:26:38,067 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982515726] [2021-11-17 10:26:38,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982515726] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:26:38,067 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:26:38,067 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 10:26:38,067 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709861156] [2021-11-17 10:26:38,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:26:38,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 10:26:38,068 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:26:38,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 10:26:38,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-17 10:26:38,069 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) [2021-11-17 10:26:40,096 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 [] [2021-11-17 10:26:42,123 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:26:44,160 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:26:51,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:26:51,004 INFO L93 Difference]: Finished difference Result 35005 states and 48123 transitions. [2021-11-17 10:26:51,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 10:26:51,004 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 [2021-11-17 10:26:51,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:26:51,073 INFO L225 Difference]: With dead ends: 35005 [2021-11-17 10:26:51,073 INFO L226 Difference]: Without dead ends: 18806 [2021-11-17 10:26:51,124 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 [2021-11-17 10:26:51,125 INFO L933 BasicCegarLoop]: 1871 mSDtfsCounter, 1176 mSDsluCounter, 4152 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 1018 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 6023 SdHoareTripleChecker+Invalid, 2637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1018 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.2s IncrementalHoareTripleChecker+Time [2021-11-17 10:26:51,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 6023 Invalid, 2637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1018 Valid, 1616 Invalid, 3 Unknown, 0 Unchecked, 12.2s Time] [2021-11-17 10:26:51,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18806 states. [2021-11-17 10:26:51,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18806 to 16765. [2021-11-17 10:26:51,792 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) [2021-11-17 10:26:51,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16765 states to 16765 states and 22488 transitions. [2021-11-17 10:26:51,839 INFO L78 Accepts]: Start accepts. Automaton has 16765 states and 22488 transitions. Word has length 631 [2021-11-17 10:26:51,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:26:51,841 INFO L470 AbstractCegarLoop]: Abstraction has 16765 states and 22488 transitions. [2021-11-17 10:26:51,841 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) [2021-11-17 10:26:51,841 INFO L276 IsEmpty]: Start isEmpty. Operand 16765 states and 22488 transitions. [2021-11-17 10:26:51,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2021-11-17 10:26:51,865 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:26:51,866 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] [2021-11-17 10:26:51,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-17 10:26:51,866 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] === [2021-11-17 10:26:51,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:26:51,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1035239739, now seen corresponding path program 1 times [2021-11-17 10:26:51,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:26:51,867 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362475445] [2021-11-17 10:26:51,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:26:51,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:26:52,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:26:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:26:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:26:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:26:52,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:26:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:26:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:26:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:26:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:26:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:26:52,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:26:52,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:26:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:26:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:26:52,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:26:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:26:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:26:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:26:52,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:26:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:26:52,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:26:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:52,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:26:52,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:26:52,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:26:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:26:52,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:26:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:26:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:26:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:52,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:26:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:26:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:26:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:26:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:26:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-11-17 10:26:53,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-11-17 10:26:53,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-11-17 10:26:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-11-17 10:26:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-11-17 10:26:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-11-17 10:26:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-11-17 10:26:53,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:26:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-11-17 10:26:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:26:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-11-17 10:26:53,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-11-17 10:26:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-11-17 10:26:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-11-17 10:26:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-11-17 10:26:53,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-17 10:26:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:26:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:26:53,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-17 10:26:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-17 10:26:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-11-17 10:26:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-11-17 10:26:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-11-17 10:26:53,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-17 10:26:53,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 593 [2021-11-17 10:26:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:26:53,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2021-11-17 10:26:53,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 612 [2021-11-17 10:26:53,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-11-17 10:26:53,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:26:53,383 INFO L134 CoverageAnalysis]: Checked inductivity of 3182 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 3169 trivial. 0 not checked. [2021-11-17 10:26:53,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:26:53,383 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362475445] [2021-11-17 10:26:53,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362475445] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:26:53,384 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:26:53,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-17 10:26:53,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736837667] [2021-11-17 10:26:53,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:26:53,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-17 10:26:53,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:26:53,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-17 10:26:53,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-11-17 10:26:53,386 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) [2021-11-17 10:26:55,410 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:26:57,550 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:27:05,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:27:05,934 INFO L93 Difference]: Finished difference Result 33955 states and 46507 transitions. [2021-11-17 10:27:05,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-17 10:27:05,935 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 [2021-11-17 10:27:05,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:27:05,998 INFO L225 Difference]: With dead ends: 33955 [2021-11-17 10:27:05,999 INFO L226 Difference]: Without dead ends: 17746 [2021-11-17 10:27:06,036 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 [2021-11-17 10:27:06,038 INFO L933 BasicCegarLoop]: 1698 mSDtfsCounter, 1455 mSDsluCounter, 5652 mSDsCounter, 0 mSdLazyCounter, 2191 mSolverCounterSat, 1414 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1534 SdHoareTripleChecker+Valid, 7350 SdHoareTripleChecker+Invalid, 3607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1414 IncrementalHoareTripleChecker+Valid, 2191 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2021-11-17 10:27:06,038 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1534 Valid, 7350 Invalid, 3607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1414 Valid, 2191 Invalid, 2 Unknown, 0 Unchecked, 11.7s Time] [2021-11-17 10:27:06,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17746 states. [2021-11-17 10:27:06,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17746 to 16795. [2021-11-17 10:27:06,685 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) [2021-11-17 10:27:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16795 states to 16795 states and 22518 transitions. [2021-11-17 10:27:06,733 INFO L78 Accepts]: Start accepts. Automaton has 16795 states and 22518 transitions. Word has length 631 [2021-11-17 10:27:06,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:27:06,734 INFO L470 AbstractCegarLoop]: Abstraction has 16795 states and 22518 transitions. [2021-11-17 10:27:06,735 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) [2021-11-17 10:27:06,735 INFO L276 IsEmpty]: Start isEmpty. Operand 16795 states and 22518 transitions. [2021-11-17 10:27:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 653 [2021-11-17 10:27:06,760 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:27:06,760 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] [2021-11-17 10:27:06,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-17 10:27:06,761 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] === [2021-11-17 10:27:06,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:27:06,761 INFO L85 PathProgramCache]: Analyzing trace with hash -37015441, now seen corresponding path program 1 times [2021-11-17 10:27:06,761 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:27:06,761 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279609732] [2021-11-17 10:27:06,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:27:06,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:27:06,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:27:07,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:27:07,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:27:07,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:27:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:27:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:27:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:27:07,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:27:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:27:07,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:27:07,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:27:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:27:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:27:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:27:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:27:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:27:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:27:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:27:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:27:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:27:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:27:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:27:07,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:27:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:27:07,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:27:07,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:27:07,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:27:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:27:07,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:27:07,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 10:27:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:27:07,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:27:07,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-17 10:27:07,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:27:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:27:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:27:07,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-17 10:27:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:07,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-11-17 10:27:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-11-17 10:27:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-17 10:27:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-11-17 10:27:08,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-11-17 10:27:08,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-11-17 10:27:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-11-17 10:27:08,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 10:27:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-11-17 10:27:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-11-17 10:27:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-11-17 10:27:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-17 10:27:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 10:27:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-11-17 10:27:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-11-17 10:27:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:27:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:27:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-17 10:27:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-11-17 10:27:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-11-17 10:27:08,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-17 10:27:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 10:27:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-11-17 10:27:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2021-11-17 10:27:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:27:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 626 [2021-11-17 10:27:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-17 10:27:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-17 10:27:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:08,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3291 backedges. 39 proven. 22 refuted. 0 times theorem prover too weak. 3230 trivial. 0 not checked. [2021-11-17 10:27:08,337 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:27:08,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279609732] [2021-11-17 10:27:08,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279609732] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 10:27:08,337 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1262082995] [2021-11-17 10:27:08,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:27:08,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 10:27:08,338 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 10:27:08,339 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 10:27:08,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-17 10:27:09,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:27:09,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 3982 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-17 10:27:09,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 10:27:13,758 INFO L134 CoverageAnalysis]: Checked inductivity of 3291 backedges. 1636 proven. 34 refuted. 0 times theorem prover too weak. 1621 trivial. 0 not checked. [2021-11-17 10:27:13,759 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-17 10:27:16,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3291 backedges. 48 proven. 37 refuted. 0 times theorem prover too weak. 3206 trivial. 0 not checked. [2021-11-17 10:27:16,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1262082995] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-17 10:27:16,280 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-17 10:27:16,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 17, 17] total 32 [2021-11-17 10:27:16,280 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195179746] [2021-11-17 10:27:16,280 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-17 10:27:16,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-17 10:27:16,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:27:16,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-17 10:27:16,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=905, Unknown=0, NotChecked=0, Total=992 [2021-11-17 10:27:16,283 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) [2021-11-17 10:27:18,342 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:27:20,347 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:27:22,521 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:28:19,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:28:19,819 INFO L93 Difference]: Finished difference Result 51282 states and 70689 transitions. [2021-11-17 10:28:19,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-11-17 10:28:19,820 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 [2021-11-17 10:28:19,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:28:19,945 INFO L225 Difference]: With dead ends: 51282 [2021-11-17 10:28:19,946 INFO L226 Difference]: Without dead ends: 35035 [2021-11-17 10:28:19,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1558 GetRequests, 1485 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1171 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=573, Invalid=4977, Unknown=0, NotChecked=0, Total=5550 [2021-11-17 10:28:19,996 INFO L933 BasicCegarLoop]: 2159 mSDtfsCounter, 7988 mSDsluCounter, 37048 mSDsCounter, 0 mSdLazyCounter, 16805 mSolverCounterSat, 4341 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 53.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8211 SdHoareTripleChecker+Valid, 39207 SdHoareTripleChecker+Invalid, 21149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 4341 IncrementalHoareTripleChecker+Valid, 16805 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.8s IncrementalHoareTripleChecker+Time [2021-11-17 10:28:19,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8211 Valid, 39207 Invalid, 21149 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [4341 Valid, 16805 Invalid, 3 Unknown, 0 Unchecked, 55.8s Time] [2021-11-17 10:28:20,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35035 states. [2021-11-17 10:28:21,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35035 to 33016. [2021-11-17 10:28:21,587 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) [2021-11-17 10:28:21,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33016 states to 33016 states and 44631 transitions. [2021-11-17 10:28:21,702 INFO L78 Accepts]: Start accepts. Automaton has 33016 states and 44631 transitions. Word has length 652 [2021-11-17 10:28:21,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:28:21,703 INFO L470 AbstractCegarLoop]: Abstraction has 33016 states and 44631 transitions. [2021-11-17 10:28:21,703 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) [2021-11-17 10:28:21,704 INFO L276 IsEmpty]: Start isEmpty. Operand 33016 states and 44631 transitions. [2021-11-17 10:28:21,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 719 [2021-11-17 10:28:21,753 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:28:21,754 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] [2021-11-17 10:28:21,782 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-17 10:28:21,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-11-17 10:28:21,970 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] === [2021-11-17 10:28:21,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:28:21,971 INFO L85 PathProgramCache]: Analyzing trace with hash 2026510278, now seen corresponding path program 1 times [2021-11-17 10:28:21,971 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:28:21,971 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860762163] [2021-11-17 10:28:21,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:28:21,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:28:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:28:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:28:22,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:28:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:28:22,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:28:22,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:28:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:28:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:28:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:28:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:28:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:28:22,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:28:22,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:28:22,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:28:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:28:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:28:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:28:22,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:28:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:28:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:28:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:28:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:22,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:28:22,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:28:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:28:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:28:22,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:28:22,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:28:22,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:28:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 10:28:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:28:22,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-17 10:28:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:28:22,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:28:22,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-17 10:28:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:22,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:28:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:28:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:28:23,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-17 10:28:23,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:28:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-17 10:28:23,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:28:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:28:23,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:28:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 10:28:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:28:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:28:23,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:28:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-11-17 10:28:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:28:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-11-17 10:28:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-11-17 10:28:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-17 10:28:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:28:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-17 10:28:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-11-17 10:28:23,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-17 10:28:23,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-17 10:28:23,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-11-17 10:28:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:28:23,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 10:28:23,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-11-17 10:28:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 10:28:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-11-17 10:28:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-17 10:28:23,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 10:28:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-17 10:28:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-17 10:28:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2021-11-17 10:28:23,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-17 10:28:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 694 [2021-11-17 10:28:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 701 [2021-11-17 10:28:23,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:23,275 INFO L134 CoverageAnalysis]: Checked inductivity of 3878 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3867 trivial. 0 not checked. [2021-11-17 10:28:23,276 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:28:23,276 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860762163] [2021-11-17 10:28:23,276 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860762163] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:28:23,276 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:28:23,276 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 10:28:23,276 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164731721] [2021-11-17 10:28:23,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:28:23,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 10:28:23,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:28:23,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 10:28:23,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-17 10:28:23,278 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) [2021-11-17 10:28:25,307 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 [] [2021-11-17 10:28:27,327 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:28:29,360 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:28:41,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:28:41,684 INFO L93 Difference]: Finished difference Result 100253 states and 137574 transitions. [2021-11-17 10:28:41,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 10:28:41,685 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 [2021-11-17 10:28:41,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:28:41,869 INFO L225 Difference]: With dead ends: 100253 [2021-11-17 10:28:41,869 INFO L226 Difference]: Without dead ends: 50106 [2021-11-17 10:28:42,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-17 10:28:42,077 INFO L933 BasicCegarLoop]: 2491 mSDtfsCounter, 3334 mSDsluCounter, 4725 mSDsCounter, 0 mSdLazyCounter, 2329 mSolverCounterSat, 2572 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3603 SdHoareTripleChecker+Valid, 7216 SdHoareTripleChecker+Invalid, 4904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2572 IncrementalHoareTripleChecker+Valid, 2329 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.8s IncrementalHoareTripleChecker+Time [2021-11-17 10:28:42,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3603 Valid, 7216 Invalid, 4904 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2572 Valid, 2329 Invalid, 3 Unknown, 0 Unchecked, 15.8s Time] [2021-11-17 10:28:42,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50106 states. [2021-11-17 10:28:43,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50106 to 47673. [2021-11-17 10:28:43,927 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) [2021-11-17 10:28:44,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47673 states to 47673 states and 64562 transitions. [2021-11-17 10:28:44,063 INFO L78 Accepts]: Start accepts. Automaton has 47673 states and 64562 transitions. Word has length 718 [2021-11-17 10:28:44,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:28:44,064 INFO L470 AbstractCegarLoop]: Abstraction has 47673 states and 64562 transitions. [2021-11-17 10:28:44,064 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) [2021-11-17 10:28:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 47673 states and 64562 transitions. [2021-11-17 10:28:44,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 687 [2021-11-17 10:28:44,136 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:28:44,137 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] [2021-11-17 10:28:44,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-17 10:28:44,137 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] === [2021-11-17 10:28:44,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:28:44,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1851545796, now seen corresponding path program 1 times [2021-11-17 10:28:44,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:28:44,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902073660] [2021-11-17 10:28:44,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:28:44,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:28:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:28:44,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:28:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:28:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:28:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:28:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:28:44,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:28:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:28:44,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:28:44,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:28:44,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:28:44,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:28:44,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:28:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:28:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:28:44,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:28:44,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:28:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:28:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:28:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:28:44,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:28:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:28:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:28:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:28:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:28:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:28:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:28:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:28:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 10:28:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:44,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:44,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:28:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-17 10:28:45,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:28:45,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:28:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-17 10:28:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:28:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:28:45,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:28:45,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-17 10:28:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:28:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-17 10:28:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:28:45,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-17 10:28:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-11-17 10:28:45,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-17 10:28:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:28:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:28:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-17 10:28:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-11-17 10:28:45,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 10:28:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-11-17 10:28:45,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:28:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:28:45,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:45,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:28:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 10:28:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:28:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-11-17 10:28:45,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-11-17 10:28:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-17 10:28:45,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2021-11-17 10:28:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-17 10:28:45,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:45,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-17 10:28:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 649 [2021-11-17 10:28:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-11-17 10:28:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-17 10:28:45,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 669 [2021-11-17 10:28:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:45,765 INFO L134 CoverageAnalysis]: Checked inductivity of 3534 backedges. 40 proven. 14 refuted. 0 times theorem prover too weak. 3480 trivial. 0 not checked. [2021-11-17 10:28:45,765 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:28:45,765 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902073660] [2021-11-17 10:28:45,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902073660] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 10:28:45,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [499708573] [2021-11-17 10:28:45,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:28:45,766 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 10:28:45,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 10:28:45,776 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 10:28:45,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-17 10:28:46,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:46,544 INFO L263 TraceCheckSpWp]: Trace formula consists of 4112 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-17 10:28:46,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 10:28:47,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3534 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 3250 trivial. 0 not checked. [2021-11-17 10:28:47,833 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 10:28:47,833 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [499708573] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:28:47,833 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 10:28:47,833 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [12] total 15 [2021-11-17 10:28:47,833 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118628781] [2021-11-17 10:28:47,833 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:28:47,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 10:28:47,834 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:28:47,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 10:28:47,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2021-11-17 10:28:47,835 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) [2021-11-17 10:28:49,950 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 [] [2021-11-17 10:28:55,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:28:55,997 INFO L93 Difference]: Finished difference Result 106215 states and 143801 transitions. [2021-11-17 10:28:55,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 10:28:55,998 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 [2021-11-17 10:28:55,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:28:56,240 INFO L225 Difference]: With dead ends: 106215 [2021-11-17 10:28:56,241 INFO L226 Difference]: Without dead ends: 59080 [2021-11-17 10:28:56,476 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 [2021-11-17 10:28:56,477 INFO L933 BasicCegarLoop]: 2507 mSDtfsCounter, 1657 mSDsluCounter, 3990 mSDsCounter, 0 mSdLazyCounter, 1209 mSolverCounterSat, 22 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s 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, 6.1s IncrementalHoareTripleChecker+Time [2021-11-17 10:28:56,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1686 Valid, 6497 Invalid, 1232 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 1209 Invalid, 1 Unknown, 0 Unchecked, 6.1s Time] [2021-11-17 10:28:56,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59080 states. [2021-11-17 10:28:58,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59080 to 59070. [2021-11-17 10:28:58,740 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) [2021-11-17 10:28:58,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59070 states to 59070 states and 79825 transitions. [2021-11-17 10:28:58,906 INFO L78 Accepts]: Start accepts. Automaton has 59070 states and 79825 transitions. Word has length 686 [2021-11-17 10:28:58,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:28:58,906 INFO L470 AbstractCegarLoop]: Abstraction has 59070 states and 79825 transitions. [2021-11-17 10:28:58,907 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) [2021-11-17 10:28:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 59070 states and 79825 transitions. [2021-11-17 10:28:58,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 746 [2021-11-17 10:28:58,989 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:28:58,989 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] [2021-11-17 10:28:59,012 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-17 10:28:59,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-11-17 10:28:59,197 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] === [2021-11-17 10:28:59,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:28:59,197 INFO L85 PathProgramCache]: Analyzing trace with hash -206947111, now seen corresponding path program 1 times [2021-11-17 10:28:59,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:28:59,197 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347121218] [2021-11-17 10:28:59,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:28:59,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:28:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:28:59,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:28:59,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:28:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:28:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:28:59,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:28:59,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:28:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:28:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:28:59,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:28:59,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:28:59,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:28:59,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:28:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:28:59,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:28:59,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:28:59,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:28:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:28:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:28:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:28:59,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:28:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:28:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:28:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:28:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:28:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:28:59,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:28:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:28:59,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 10:28:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:59,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:28:59,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-17 10:28:59,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:28:59,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:28:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:28:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:28:59,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-17 10:28:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:28:59,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:29:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:00,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:29:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-17 10:29:00,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:29:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-17 10:29:00,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:29:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:29:00,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 10:29:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:29:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:00,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:29:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-11-17 10:29:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:29:00,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-11-17 10:29:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-11-17 10:29:00,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-17 10:29:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:29:00,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-17 10:29:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-11-17 10:29:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-17 10:29:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-17 10:29:00,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-11-17 10:29:00,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:00,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 10:29:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-11-17 10:29:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 10:29:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-11-17 10:29:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-17 10:29:00,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 10:29:00,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-17 10:29:00,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-17 10:29:00,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2021-11-17 10:29:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 708 [2021-11-17 10:29:00,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 716 [2021-11-17 10:29:00,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 721 [2021-11-17 10:29:00,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 728 [2021-11-17 10:29:00,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 4017 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 3962 trivial. 0 not checked. [2021-11-17 10:29:00,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:29:00,366 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347121218] [2021-11-17 10:29:00,366 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347121218] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:29:00,366 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:29:00,366 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 10:29:00,366 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510806469] [2021-11-17 10:29:00,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:29:00,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 10:29:00,367 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:29:00,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 10:29:00,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-17 10:29:00,368 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) [2021-11-17 10:29:02,392 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 [] [2021-11-17 10:29:04,437 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 [] [2021-11-17 10:29:17,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:29:17,020 INFO L93 Difference]: Finished difference Result 132151 states and 180711 transitions. [2021-11-17 10:29:17,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 10:29:17,021 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 [2021-11-17 10:29:17,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:29:17,433 INFO L225 Difference]: With dead ends: 132151 [2021-11-17 10:29:17,434 INFO L226 Difference]: Without dead ends: 73637 [2021-11-17 10:29:17,555 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 230 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-17 10:29:17,556 INFO L933 BasicCegarLoop]: 3215 mSDtfsCounter, 2483 mSDsluCounter, 4352 mSDsCounter, 0 mSdLazyCounter, 2136 mSolverCounterSat, 1486 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2750 SdHoareTripleChecker+Valid, 7567 SdHoareTripleChecker+Invalid, 3624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1486 IncrementalHoareTripleChecker+Valid, 2136 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2021-11-17 10:29:17,556 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2750 Valid, 7567 Invalid, 3624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1486 Valid, 2136 Invalid, 2 Unknown, 0 Unchecked, 13.6s Time] [2021-11-17 10:29:17,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73637 states. [2021-11-17 10:29:20,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73637 to 70071. [2021-11-17 10:29:20,265 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) [2021-11-17 10:29:20,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70071 states to 70071 states and 94645 transitions. [2021-11-17 10:29:20,477 INFO L78 Accepts]: Start accepts. Automaton has 70071 states and 94645 transitions. Word has length 745 [2021-11-17 10:29:20,477 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:29:20,478 INFO L470 AbstractCegarLoop]: Abstraction has 70071 states and 94645 transitions. [2021-11-17 10:29:20,478 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) [2021-11-17 10:29:20,478 INFO L276 IsEmpty]: Start isEmpty. Operand 70071 states and 94645 transitions. [2021-11-17 10:29:20,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2021-11-17 10:29:20,773 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:29:20,773 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] [2021-11-17 10:29:20,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-17 10:29:20,774 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] === [2021-11-17 10:29:20,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:29:20,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1037178519, now seen corresponding path program 1 times [2021-11-17 10:29:20,774 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:29:20,777 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647108256] [2021-11-17 10:29:20,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:29:20,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:29:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:29:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:29:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:29:21,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:29:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:29:21,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:29:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:29:21,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:29:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:29:21,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:29:21,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:29:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:29:21,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:29:21,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:29:21,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:29:21,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:29:21,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:29:21,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:29:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:29:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:29:21,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:29:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:21,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:29:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:29:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:29:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:29:21,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:29:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:29:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:29:21,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 10:29:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:21,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:29:21,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-17 10:29:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:29:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:29:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-17 10:29:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:29:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:29:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-17 10:29:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:29:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-17 10:29:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:29:21,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-17 10:29:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-11-17 10:29:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-17 10:29:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:29:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:29:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-17 10:29:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-11-17 10:29:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 10:29:21,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-11-17 10:29:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-17 10:29:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-17 10:29:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-17 10:29:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-11-17 10:29:21,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-11-17 10:29:21,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-11-17 10:29:21,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-17 10:29:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2021-11-17 10:29:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-17 10:29:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 642 [2021-11-17 10:29:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 649 [2021-11-17 10:29:21,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 676 [2021-11-17 10:29:21,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 684 [2021-11-17 10:29:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 689 [2021-11-17 10:29:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 696 [2021-11-17 10:29:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:21,821 INFO L134 CoverageAnalysis]: Checked inductivity of 3673 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 3618 trivial. 0 not checked. [2021-11-17 10:29:21,821 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:29:21,822 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647108256] [2021-11-17 10:29:21,822 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647108256] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:29:21,822 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 10:29:21,822 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-17 10:29:21,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088885895] [2021-11-17 10:29:21,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:29:21,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-17 10:29:21,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:29:21,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-17 10:29:21,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-17 10:29:21,826 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) [2021-11-17 10:29:23,852 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 [] [2021-11-17 10:29:25,886 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:29:27,919 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 10:29:40,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:29:40,882 INFO L93 Difference]: Finished difference Result 154729 states and 211491 transitions. [2021-11-17 10:29:40,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 10:29:40,882 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 [2021-11-17 10:29:40,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:29:41,206 INFO L225 Difference]: With dead ends: 154729 [2021-11-17 10:29:41,206 INFO L226 Difference]: Without dead ends: 85214 [2021-11-17 10:29:41,539 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=50, Invalid=82, Unknown=0, NotChecked=0, Total=132 [2021-11-17 10:29:41,540 INFO L933 BasicCegarLoop]: 3216 mSDtfsCounter, 2186 mSDsluCounter, 4360 mSDsCounter, 0 mSdLazyCounter, 2265 mSolverCounterSat, 1091 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2452 SdHoareTripleChecker+Valid, 7576 SdHoareTripleChecker+Invalid, 3359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1091 IncrementalHoareTripleChecker+Valid, 2265 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2021-11-17 10:29:41,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2452 Valid, 7576 Invalid, 3359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1091 Valid, 2265 Invalid, 3 Unknown, 0 Unchecked, 15.7s Time] [2021-11-17 10:29:41,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85214 states. [2021-11-17 10:29:44,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85214 to 81084. [2021-11-17 10:29:44,661 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) [2021-11-17 10:29:45,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81084 states to 81084 states and 109477 transitions. [2021-11-17 10:29:45,063 INFO L78 Accepts]: Start accepts. Automaton has 81084 states and 109477 transitions. Word has length 713 [2021-11-17 10:29:45,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:29:45,064 INFO L470 AbstractCegarLoop]: Abstraction has 81084 states and 109477 transitions. [2021-11-17 10:29:45,065 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) [2021-11-17 10:29:45,065 INFO L276 IsEmpty]: Start isEmpty. Operand 81084 states and 109477 transitions. [2021-11-17 10:29:45,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 749 [2021-11-17 10:29:45,181 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:29:45,182 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] [2021-11-17 10:29:45,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-17 10:29:45,182 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] === [2021-11-17 10:29:45,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:29:45,182 INFO L85 PathProgramCache]: Analyzing trace with hash -1664264278, now seen corresponding path program 1 times [2021-11-17 10:29:45,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:29:45,183 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764382967] [2021-11-17 10:29:45,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:29:45,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:29:45,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:29:45,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:29:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:29:45,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:29:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:29:45,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:29:45,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:29:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:29:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:29:45,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:29:45,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:29:45,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:29:45,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:29:45,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:29:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:29:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:29:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:29:45,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:29:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:29:45,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:29:45,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:29:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:45,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:29:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:29:45,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:29:45,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:29:45,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:45,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:29:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:29:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:29:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 10:29:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:29:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-17 10:29:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:29:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:29:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-17 10:29:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:29:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:46,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:29:46,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-17 10:29:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:29:46,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-17 10:29:46,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:29:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:46,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:29:46,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-11-17 10:29:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:29:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:46,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:29:46,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-11-17 10:29:46,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-17 10:29:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-11-17 10:29:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-11-17 10:29:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-11-17 10:29:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:29:46,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-11-17 10:29:46,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-11-17 10:29:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-17 10:29:46,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-11-17 10:29:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-11-17 10:29:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:46,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:46,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-17 10:29:46,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-11-17 10:29:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 10:29:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-11-17 10:29:46,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-17 10:29:46,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-11-17 10:29:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 662 [2021-11-17 10:29:46,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-17 10:29:46,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 681 [2021-11-17 10:29:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 699 [2021-11-17 10:29:46,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 704 [2021-11-17 10:29:46,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 711 [2021-11-17 10:29:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 719 [2021-11-17 10:29:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 724 [2021-11-17 10:29:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 731 [2021-11-17 10:29:46,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:46,901 INFO L134 CoverageAnalysis]: Checked inductivity of 4195 backedges. 74 proven. 14 refuted. 0 times theorem prover too weak. 4107 trivial. 0 not checked. [2021-11-17 10:29:46,901 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:29:46,901 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764382967] [2021-11-17 10:29:46,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764382967] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 10:29:46,901 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919109511] [2021-11-17 10:29:46,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:29:46,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 10:29:46,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 10:29:46,903 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 10:29:46,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-17 10:29:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:48,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 4275 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-17 10:29:48,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 10:29:49,775 INFO L134 CoverageAnalysis]: Checked inductivity of 4195 backedges. 1226 proven. 0 refuted. 0 times theorem prover too weak. 2969 trivial. 0 not checked. [2021-11-17 10:29:49,775 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 10:29:49,775 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [919109511] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:29:49,775 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 10:29:49,775 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 16 [2021-11-17 10:29:49,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2034359913] [2021-11-17 10:29:49,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:29:49,776 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 10:29:49,776 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:29:49,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 10:29:49,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2021-11-17 10:29:49,777 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) [2021-11-17 10:29:52,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 10:29:52,997 INFO L93 Difference]: Finished difference Result 167525 states and 228542 transitions. [2021-11-17 10:29:52,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 10:29:52,998 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 [2021-11-17 10:29:52,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 10:29:53,485 INFO L225 Difference]: With dead ends: 167525 [2021-11-17 10:29:53,485 INFO L226 Difference]: Without dead ends: 86997 [2021-11-17 10:29:53,666 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 [2021-11-17 10:29:53,667 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 [2021-11-17 10:29:53,667 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] [2021-11-17 10:29:53,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86997 states. [2021-11-17 10:29:56,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86997 to 81324. [2021-11-17 10:29:56,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81324 states, 60482 states have (on average 1.2417578783770378) internal successors, (75104), 61392 states have internal predecessors, (75104), 16288 states have call successors, (16288), 4303 states have call predecessors, (16288), 4553 states have return successors, (18421), 16290 states have call predecessors, (18421), 16285 states have call successors, (18421) [2021-11-17 10:29:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81324 states to 81324 states and 109813 transitions. [2021-11-17 10:29:57,220 INFO L78 Accepts]: Start accepts. Automaton has 81324 states and 109813 transitions. Word has length 748 [2021-11-17 10:29:57,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 10:29:57,221 INFO L470 AbstractCegarLoop]: Abstraction has 81324 states and 109813 transitions. [2021-11-17 10:29:57,221 INFO L471 AbstractCegarLoop]: INTERPOLANT 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) [2021-11-17 10:29:57,221 INFO L276 IsEmpty]: Start isEmpty. Operand 81324 states and 109813 transitions. [2021-11-17 10:29:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 720 [2021-11-17 10:29:57,345 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 10:29:57,345 INFO L514 BasicCegarLoop]: trace histogram [34, 34, 22, 22, 22, 22, 22, 21, 18, 18, 18, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 10:29:57,373 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-11-17 10:29:57,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 10:29:57,547 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_drivers_clk1__more_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 10:29:57,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 10:29:57,547 INFO L85 PathProgramCache]: Analyzing trace with hash -182007203, now seen corresponding path program 1 times [2021-11-17 10:29:57,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 10:29:57,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892117083] [2021-11-17 10:29:57,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:29:57,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 10:29:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-17 10:29:57,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-17 10:29:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-17 10:29:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 10:29:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-17 10:29:57,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-17 10:29:57,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-17 10:29:57,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-17 10:29:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-17 10:29:57,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-17 10:29:57,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:29:57,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-17 10:29:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-11-17 10:29:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:29:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-11-17 10:29:57,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-11-17 10:29:57,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 10:29:57,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-17 10:29:57,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-17 10:29:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:29:57,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 10:29:57,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:29:57,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-11-17 10:29:57,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-11-17 10:29:57,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:57,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 10:29:57,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-11-17 10:29:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-11-17 10:29:58,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:29:58,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-11-17 10:29:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:58,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:29:58,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-11-17 10:29:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-11-17 10:29:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 10:29:58,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-11-17 10:29:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-11-17 10:29:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-17 10:29:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-11-17 10:29:58,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-17 10:29:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-17 10:29:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-11-17 10:29:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-11-17 10:29:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-11-17 10:29:58,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-11-17 10:29:58,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-17 10:29:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 10:29:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-11-17 10:29:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-11-17 10:29:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-11-17 10:29:58,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-11-17 10:29:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-17 10:29:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-17 10:29:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 10:29:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-11-17 10:29:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-11-17 10:29:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-11-17 10:29:58,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-11-17 10:29:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-11-17 10:29:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-11-17 10:29:58,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2021-11-17 10:29:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-17 10:29:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 10:29:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 645 [2021-11-17 10:29:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 652 [2021-11-17 10:29:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 670 [2021-11-17 10:29:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 675 [2021-11-17 10:29:58,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 682 [2021-11-17 10:29:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 690 [2021-11-17 10:29:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 695 [2021-11-17 10:29:58,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 702 [2021-11-17 10:29:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:58,766 INFO L134 CoverageAnalysis]: Checked inductivity of 3835 backedges. 46 proven. 4 refuted. 0 times theorem prover too weak. 3785 trivial. 0 not checked. [2021-11-17 10:29:58,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 10:29:58,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892117083] [2021-11-17 10:29:58,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892117083] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-17 10:29:58,766 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2002845397] [2021-11-17 10:29:58,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 10:29:58,767 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-17 10:29:58,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 10:29:58,768 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-17 10:29:58,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-17 10:29:59,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 10:29:59,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 4194 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-17 10:29:59,533 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-17 10:30:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3835 backedges. 1137 proven. 0 refuted. 0 times theorem prover too weak. 2698 trivial. 0 not checked. [2021-11-17 10:30:00,950 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-17 10:30:00,950 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2002845397] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 10:30:00,950 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-17 10:30:00,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2021-11-17 10:30:00,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974817865] [2021-11-17 10:30:00,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 10:30:00,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 10:30:00,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 10:30:00,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 10:30:00,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-11-17 10:30:00,952 INFO L87 Difference]: Start difference. First operand 81324 states and 109813 transitions. Second operand has 3 states, 3 states have (on average 90.33333333333333) internal successors, (271), 3 states have internal predecessors, (271), 2 states have call successors, (80), 2 states have call predecessors, (80), 2 states have return successors, (78), 2 states have call predecessors, (78), 2 states have call successors, (78)