./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--mtip32xx--mtip32xx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--mtip32xx--mtip32xx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF --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 f0e55ca795fc0b7479008c7c7ace6ad96366c87862ace8719a39598b92db6b60 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:39:51,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:39:51,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:39:51,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:39:51,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:39:51,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:39:51,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:39:51,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:39:51,780 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:39:51,790 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:39:51,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:39:51,795 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:39:51,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:39:51,799 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:39:51,802 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:39:51,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:39:51,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:39:51,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:39:51,820 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:39:51,827 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:39:51,832 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:39:51,834 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:39:51,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:39:51,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:39:51,849 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:39:51,850 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:39:51,850 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:39:51,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:39:51,854 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:39:51,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:39:51,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:39:51,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:39:51,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:39:51,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:39:51,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:39:51,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:39:51,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:39:51,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:39:51,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:39:51,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:39:51,869 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:39:51,871 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 07:39:51,930 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:39:51,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:39:51,932 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:39:51,932 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:39:51,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:39:51,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:39:51,935 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:39:51,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:39:51,936 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:39:51,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:39:51,938 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:39:51,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:39:51,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:39:51,939 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:39:51,939 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:39:51,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:39:51,940 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:39:51,940 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:39:51,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:39:51,941 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:39:51,941 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:39:51,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:39:51,942 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:39:51,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:39:51,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:39:51,943 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:39:51,943 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:39:51,943 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:39:51,943 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:39:51,945 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:39:51,946 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:39:51,946 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0e55ca795fc0b7479008c7c7ace6ad96366c87862ace8719a39598b92db6b60 [2021-11-20 07:39:52,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:39:52,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:39:52,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:39:52,355 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:39:52,356 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:39:52,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--mtip32xx--mtip32xx.ko-entry_point.cil.out.i [2021-11-20 07:39:52,456 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/data/158775073/f232687dfd1f47528f434cd90a3aa9c0/FLAG36764128c [2021-11-20 07:39:53,755 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:39:53,756 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--mtip32xx--mtip32xx.ko-entry_point.cil.out.i [2021-11-20 07:39:53,841 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/data/158775073/f232687dfd1f47528f434cd90a3aa9c0/FLAG36764128c [2021-11-20 07:39:54,357 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/data/158775073/f232687dfd1f47528f434cd90a3aa9c0 [2021-11-20 07:39:54,360 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:39:54,362 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:39:54,364 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:39:54,364 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:39:54,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:39:54,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:39:54" (1/1) ... [2021-11-20 07:39:54,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@472d5c29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:39:54, skipping insertion in model container [2021-11-20 07:39:54,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:39:54" (1/1) ... [2021-11-20 07:39:54,380 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:39:54,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:39:58,879 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--mtip32xx--mtip32xx.ko-entry_point.cil.out.i[373305,373318] [2021-11-20 07:39:58,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:39:59,093 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:39:59,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--mtip32xx--mtip32xx.ko-entry_point.cil.out.i[373305,373318] [2021-11-20 07:39:59,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:40:00,149 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:40:00,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00 WrapperNode [2021-11-20 07:40:00,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:40:00,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:40:00,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:40:00,154 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:40:00,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:00,361 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:00,651 INFO L137 Inliner]: procedures = 451, calls = 3513, calls flagged for inlining = 214, calls inlined = 200, statements flattened = 8893 [2021-11-20 07:40:00,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:40:00,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:40:00,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:40:00,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:40:00,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:00,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:00,802 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:00,802 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:01,119 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:01,163 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:01,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:01,273 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:40:01,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:40:01,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:40:01,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:40:01,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (1/1) ... [2021-11-20 07:40:01,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:40:01,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:40:01,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:40:01,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a749a1b-8ea6-488b-8abf-2a5132678816/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:40:01,368 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_get_capacity [2021-11-20 07:40:01,369 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_get_capacity [2021-11-20 07:40:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 07:40:01,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 07:40:01,369 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_ioctl [2021-11-20 07:40:01,369 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_ioctl [2021-11-20 07:40:01,370 INFO L130 BoogieDeclarations]: Found specification of procedure __first_node [2021-11-20 07:40:01,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __first_node [2021-11-20 07:40:01,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-20 07:40:01,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-20 07:40:01,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 07:40:01,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 07:40:01,371 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-20 07:40:01,371 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-20 07:40:01,371 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_stop_hw_queues [2021-11-20 07:40:01,371 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_stop_hw_queues [2021-11-20 07:40:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-20 07:40:01,372 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-20 07:40:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-20 07:40:01,372 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-20 07:40:01,372 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 07:40:01,373 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 07:40:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_deinit_port [2021-11-20 07:40:01,373 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_deinit_port [2021-11-20 07:40:01,373 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_exec_internal_command [2021-11-20 07:40:01,373 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_exec_internal_command [2021-11-20 07:40:01,374 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-20 07:40:01,374 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-20 07:40:01,374 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_read_log_page [2021-11-20 07:40:01,374 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_read_log_page [2021-11-20 07:40:01,374 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-20 07:40:01,375 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-20 07:40:01,375 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-20 07:40:01,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 07:40:01,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 07:40:01,375 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-20 07:40:01,376 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-20 07:40:01,376 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-20 07:40:01,376 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-20 07:40:01,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:40:01,376 INFO L130 BoogieDeclarations]: Found specification of procedure ata_swap_string [2021-11-20 07:40:01,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ata_swap_string [2021-11-20 07:40:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-20 07:40:01,377 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-20 07:40:01,377 INFO L130 BoogieDeclarations]: Found specification of procedure __cpu_to_node [2021-11-20 07:40:01,377 INFO L138 BoogieDeclarations]: Found implementation of procedure __cpu_to_node [2021-11-20 07:40:01,378 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2021-11-20 07:40:01,378 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2021-11-20 07:40:01,378 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-20 07:40:01,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-20 07:40:01,378 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-11-20 07:40:01,379 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-11-20 07:40:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-20 07:40:01,379 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-20 07:40:01,379 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-11-20 07:40:01,379 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-11-20 07:40:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 07:40:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2021-11-20 07:40:01,380 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2021-11-20 07:40:01,380 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_exit [2021-11-20 07:40:01,380 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_exit [2021-11-20 07:40:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure get_least_used_cpu_on_node [2021-11-20 07:40:01,381 INFO L138 BoogieDeclarations]: Found implementation of procedure get_least_used_cpu_on_node [2021-11-20 07:40:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-20 07:40:01,381 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-20 07:40:01,381 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 07:40:01,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 07:40:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 07:40:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 07:40:01,382 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-20 07:40:01,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-20 07:40:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 07:40:01,383 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 07:40:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_first [2021-11-20 07:40:01,383 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_first [2021-11-20 07:40:01,383 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_workq_sdbfx [2021-11-20 07:40:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_workq_sdbfx [2021-11-20 07:40:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_get_next_rr_node [2021-11-20 07:40:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_get_next_rr_node [2021-11-20 07:40:01,384 INFO L130 BoogieDeclarations]: Found specification of procedure hba_setup [2021-11-20 07:40:01,384 INFO L138 BoogieDeclarations]: Found implementation of procedure hba_setup [2021-11-20 07:40:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_enable_fis [2021-11-20 07:40:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_enable_fis [2021-11-20 07:40:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 07:40:01,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 07:40:01,385 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-11-20 07:40:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-11-20 07:40:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2021-11-20 07:40:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2021-11-20 07:40:01,386 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-20 07:40:01,386 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-20 07:40:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-11-20 07:40:01,387 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-11-20 07:40:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure pcim_iounmap_regions [2021-11-20 07:40:01,387 INFO L138 BoogieDeclarations]: Found implementation of procedure pcim_iounmap_regions [2021-11-20 07:40:01,387 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc_node [2021-11-20 07:40:01,388 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc_node [2021-11-20 07:40:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure __pcibus_to_node [2021-11-20 07:40:01,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __pcibus_to_node [2021-11-20 07:40:01,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-20 07:40:01,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-20 07:40:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 07:40:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_start_port [2021-11-20 07:40:01,389 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_start_port [2021-11-20 07:40:01,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:40:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-20 07:40:01,390 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-20 07:40:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 07:40:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-11-20 07:40:01,390 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-11-20 07:40:01,390 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-20 07:40:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hw_debugfs_exit [2021-11-20 07:40:01,391 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hw_debugfs_exit [2021-11-20 07:40:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-20 07:40:01,391 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-20 07:40:01,391 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-20 07:40:01,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-20 07:40:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-20 07:40:01,392 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-20 07:40:01,392 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-20 07:40:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-20 07:40:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-11-20 07:40:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-11-20 07:40:01,393 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-20 07:40:01,393 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-20 07:40:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-20 07:40:01,394 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-20 07:40:01,394 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_workq_sdbf5 [2021-11-20 07:40:01,394 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_workq_sdbf5 [2021-11-20 07:40:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_workq_sdbf6 [2021-11-20 07:40:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_workq_sdbf6 [2021-11-20 07:40:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_workq_sdbf7 [2021-11-20 07:40:01,395 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_workq_sdbf7 [2021-11-20 07:40:01,395 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_rq_from_tag [2021-11-20 07:40:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_rq_from_tag [2021-11-20 07:40:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_workq_sdbf1 [2021-11-20 07:40:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_workq_sdbf1 [2021-11-20 07:40:01,396 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_workq_sdbf2 [2021-11-20 07:40:01,396 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_workq_sdbf2 [2021-11-20 07:40:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_workq_sdbf3 [2021-11-20 07:40:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_workq_sdbf3 [2021-11-20 07:40:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_workq_sdbf4 [2021-11-20 07:40:01,397 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_workq_sdbf4 [2021-11-20 07:40:01,397 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_workq_sdbf0 [2021-11-20 07:40:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_workq_sdbf0 [2021-11-20 07:40:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:40:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:40:01,398 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 07:40:01,398 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 07:40:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_put_int_command [2021-11-20 07:40:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_put_int_command [2021-11-20 07:40:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-20 07:40:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-20 07:40:01,399 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_hba_reset [2021-11-20 07:40:01,399 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_hba_reset [2021-11-20 07:40:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 07:40:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 07:40:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure bdput [2021-11-20 07:40:01,400 INFO L138 BoogieDeclarations]: Found implementation of procedure bdput [2021-11-20 07:40:01,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 07:40:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 07:40:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure dmam_alloc_coherent [2021-11-20 07:40:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure dmam_alloc_coherent [2021-11-20 07:40:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_standby_immediate [2021-11-20 07:40:01,401 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_standby_immediate [2021-11-20 07:40:01,401 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-20 07:40:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2021-11-20 07:40:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_get [2021-11-20 07:40:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_get [2021-11-20 07:40:01,402 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-11-20 07:40:01,402 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-11-20 07:40:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-20 07:40:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-20 07:40:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-20 07:40:01,403 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-11-20 07:40:01,403 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-11-20 07:40:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure del_gendisk [2021-11-20 07:40:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure del_gendisk [2021-11-20 07:40:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 07:40:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 07:40:01,404 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-20 07:40:01,404 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-20 07:40:01,405 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_sectors [2021-11-20 07:40:01,405 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_sectors [2021-11-20 07:40:01,405 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-20 07:40:01,405 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-20 07:40:01,405 INFO L130 BoogieDeclarations]: Found specification of procedure drop_cpu [2021-11-20 07:40:01,405 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_cpu [2021-11-20 07:40:01,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 07:40:01,406 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 07:40:01,406 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_disable_link_opts [2021-11-20 07:40:01,406 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_disable_link_opts [2021-11-20 07:40:01,406 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 07:40:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 07:40:01,407 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-11-20 07:40:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-11-20 07:40:01,407 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_cmd_from_tag [2021-11-20 07:40:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_cmd_from_tag [2021-11-20 07:40:01,407 INFO L130 BoogieDeclarations]: Found specification of procedure blk_rq_pos [2021-11-20 07:40:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_rq_pos [2021-11-20 07:40:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:40:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-20 07:40:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-20 07:40:01,408 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-20 07:40:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-20 07:40:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2021-11-20 07:40:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2021-11-20 07:40:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 07:40:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_7 [2021-11-20 07:40:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_7 [2021-11-20 07:40:01,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-20 07:40:01,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-20 07:40:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure exec_drive_taskfile [2021-11-20 07:40:01,410 INFO L138 BoogieDeclarations]: Found implementation of procedure exec_drive_taskfile [2021-11-20 07:40:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 07:40:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_init_port [2021-11-20 07:40:01,410 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_init_port [2021-11-20 07:40:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 07:40:01,411 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 07:40:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure ida_remove [2021-11-20 07:40:01,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ida_remove [2021-11-20 07:40:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_restart_port [2021-11-20 07:40:01,411 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_restart_port [2021-11-20 07:40:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-20 07:40:01,412 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-20 07:40:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-11-20 07:40:01,412 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-11-20 07:40:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 07:40:01,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 07:40:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_start_stopped_hw_queues [2021-11-20 07:40:01,413 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_start_stopped_hw_queues [2021-11-20 07:40:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2021-11-20 07:40:01,413 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2021-11-20 07:40:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2021-11-20 07:40:01,413 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2021-11-20 07:40:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure dmam_free_coherent [2021-11-20 07:40:01,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dmam_free_coherent [2021-11-20 07:40:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_pci_remove [2021-11-20 07:40:01,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_pci_remove [2021-11-20 07:40:01,414 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_issue_ncq_command [2021-11-20 07:40:01,414 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_issue_ncq_command [2021-11-20 07:40:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_of_node [2021-11-20 07:40:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_of_node [2021-11-20 07:40:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-20 07:40:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-20 07:40:01,415 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_get_identify [2021-11-20 07:40:01,415 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_get_identify [2021-11-20 07:40:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 07:40:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 07:40:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-11-20 07:40:01,416 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-11-20 07:40:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:40:01,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 07:40:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 07:40:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_set_timeout [2021-11-20 07:40:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_set_timeout [2021-11-20 07:40:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_affinity_hint [2021-11-20 07:40:01,417 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_affinity_hint [2021-11-20 07:40:01,417 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_pci_resume [2021-11-20 07:40:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_pci_resume [2021-11-20 07:40:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-20 07:40:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-20 07:40:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-20 07:40:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-20 07:40:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-11-20 07:40:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-11-20 07:40:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2021-11-20 07:40:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2021-11-20 07:40:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_pci_shutdown [2021-11-20 07:40:01,419 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_pci_shutdown [2021-11-20 07:40:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-20 07:40:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-20 07:40:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2021-11-20 07:40:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2021-11-20 07:40:01,420 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_device_reset [2021-11-20 07:40:01,420 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_device_reset [2021-11-20 07:40:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_enable_engine [2021-11-20 07:40:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_enable_engine [2021-11-20 07:40:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_7 [2021-11-20 07:40:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_7 [2021-11-20 07:40:01,421 INFO L130 BoogieDeclarations]: Found specification of procedure pcim_enable_device [2021-11-20 07:40:01,421 INFO L138 BoogieDeclarations]: Found implementation of procedure pcim_enable_device [2021-11-20 07:40:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-20 07:40:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-20 07:40:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_check_surprise_removal [2021-11-20 07:40:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_check_surprise_removal [2021-11-20 07:40:01,422 INFO L130 BoogieDeclarations]: Found specification of procedure devm_free_irq [2021-11-20 07:40:01,422 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_free_irq [2021-11-20 07:40:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-20 07:40:01,423 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-20 07:40:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_end_request [2021-11-20 07:40:01,423 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_end_request [2021-11-20 07:40:01,423 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-20 07:40:01,424 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-20 07:40:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-20 07:40:01,424 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-20 07:40:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2021-11-20 07:40:01,424 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2021-11-20 07:40:01,424 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2021-11-20 07:40:01,425 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2021-11-20 07:40:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-11-20 07:40:01,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-11-20 07:40:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-20 07:40:01,425 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-20 07:40:01,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:40:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_dma_free [2021-11-20 07:40:01,426 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_dma_free [2021-11-20 07:40:01,426 INFO L130 BoogieDeclarations]: Found specification of procedure mtip_block_initialize [2021-11-20 07:40:01,426 INFO L138 BoogieDeclarations]: Found implementation of procedure mtip_block_initialize [2021-11-20 07:40:02,953 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:40:02,963 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:40:03,202 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 07:40:21,235 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:40:21,290 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:40:21,290 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 07:40:21,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:40:21 BoogieIcfgContainer [2021-11-20 07:40:21,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:40:21,299 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:40:21,299 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:40:21,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:40:21,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:39:54" (1/3) ... [2021-11-20 07:40:21,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b91b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:40:21, skipping insertion in model container [2021-11-20 07:40:21,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:40:00" (2/3) ... [2021-11-20 07:40:21,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60b91b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:40:21, skipping insertion in model container [2021-11-20 07:40:21,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:40:21" (3/3) ... [2021-11-20 07:40:21,308 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--block--mtip32xx--mtip32xx.ko-entry_point.cil.out.i [2021-11-20 07:40:21,316 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:40:21,316 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 07:40:21,400 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 07:40:21,407 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 [2021-11-20 07:40:21,408 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 07:40:21,525 INFO L276 IsEmpty]: Start isEmpty. Operand has 2932 states, 2043 states have (on average 1.3480176211453745) internal successors, (2754), 2093 states have internal predecessors, (2754), 744 states have call successors, (744), 145 states have call predecessors, (744), 144 states have return successors, (727), 727 states have call predecessors, (727), 727 states have call successors, (727) [2021-11-20 07:40:21,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2021-11-20 07:40:21,576 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:40:21,578 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:40:21,579 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:40:21,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:40:21,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1493597124, now seen corresponding path program 1 times [2021-11-20 07:40:21,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:40:21,598 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95017691] [2021-11-20 07:40:21,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:40:21,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:40:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:40:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:22,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:40:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:22,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:40:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:40:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:22,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:22,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:40:22,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:22,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:22,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:40:22,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:40:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:22,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:22,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:40:22,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:23,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:40:23,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:40:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:40:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:40:23,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:23,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:40:23,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:23,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:40:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:40:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:40:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:23,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:40:23,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:40:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:40:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:40:23,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:40:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:40:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:40:23,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:40:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:40:23,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:40:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:40:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:40:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:40:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:40:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:40:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:40:23,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:40:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:40:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:40:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:40:23,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:40:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:23,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:24,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:40:24,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:24,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:24,040 INFO L134 CoverageAnalysis]: Checked inductivity of 3759 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3759 trivial. 0 not checked. [2021-11-20 07:40:24,041 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:40:24,041 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95017691] [2021-11-20 07:40:24,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95017691] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:40:24,042 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:40:24,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-20 07:40:24,045 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331184514] [2021-11-20 07:40:24,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:40:24,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-20 07:40:24,053 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:40:24,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-20 07:40:24,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-20 07:40:24,108 INFO L87 Difference]: Start difference. First operand has 2932 states, 2043 states have (on average 1.3480176211453745) internal successors, (2754), 2093 states have internal predecessors, (2754), 744 states have call successors, (744), 145 states have call predecessors, (744), 144 states have return successors, (727), 727 states have call predecessors, (727), 727 states have call successors, (727) Second operand has 5 states, 5 states have (on average 15.8) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (44), 5 states have call predecessors, (44), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2021-11-20 07:40:28,543 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:40:30,570 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:40:32,581 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:40:48,074 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:40:50,095 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:40:52,120 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:40:55,235 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:40:56,462 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:40:58,963 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:02,896 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:04,985 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:05,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:41:05,182 INFO L93 Difference]: Finished difference Result 6081 states and 9057 transitions. [2021-11-20 07:41:05,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-20 07:41:05,185 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (44), 5 states have call predecessors, (44), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 527 [2021-11-20 07:41:05,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:41:05,253 INFO L225 Difference]: With dead ends: 6081 [2021-11-20 07:41:05,254 INFO L226 Difference]: Without dead ends: 3116 [2021-11-20 07:41:05,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:41:05,291 INFO L933 BasicCegarLoop]: 3919 mSDtfsCounter, 1412 mSDsluCounter, 5586 mSDsCounter, 0 mSdLazyCounter, 3086 mSolverCounterSat, 1897 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1448 SdHoareTripleChecker+Valid, 9505 SdHoareTripleChecker+Invalid, 4992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1897 IncrementalHoareTripleChecker+Valid, 3086 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.3s IncrementalHoareTripleChecker+Time [2021-11-20 07:41:05,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1448 Valid, 9505 Invalid, 4992 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1897 Valid, 3086 Invalid, 9 Unknown, 0 Unchecked, 40.3s Time] [2021-11-20 07:41:05,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3116 states. [2021-11-20 07:41:05,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3116 to 2891. [2021-11-20 07:41:05,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2891 states, 2023 states have (on average 1.3371230845279287) internal successors, (2705), 2053 states have internal predecessors, (2705), 724 states have call successors, (724), 144 states have call predecessors, (724), 143 states have return successors, (723), 723 states have call predecessors, (723), 723 states have call successors, (723) [2021-11-20 07:41:05,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 2891 states and 4152 transitions. [2021-11-20 07:41:05,665 INFO L78 Accepts]: Start accepts. Automaton has 2891 states and 4152 transitions. Word has length 527 [2021-11-20 07:41:05,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:41:05,668 INFO L470 AbstractCegarLoop]: Abstraction has 2891 states and 4152 transitions. [2021-11-20 07:41:05,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.8) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (44), 5 states have call predecessors, (44), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2021-11-20 07:41:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2891 states and 4152 transitions. [2021-11-20 07:41:05,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2021-11-20 07:41:05,689 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:41:05,690 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:41:05,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:41:05,690 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:41:05,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:41:05,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1913726884, now seen corresponding path program 1 times [2021-11-20 07:41:05,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:41:05,692 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137542416] [2021-11-20 07:41:05,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:41:05,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:41:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:41:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:41:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:41:06,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:41:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:41:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:41:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:41:06,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:41:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:41:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:41:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:41:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:41:06,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:41:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:41:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:06,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:06,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:41:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:41:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:41:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:41:07,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:41:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:41:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:41:07,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:41:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:41:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:41:07,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:41:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:41:07,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:41:07,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:41:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:41:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:41:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:41:07,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:41:07,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:41:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:41:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:41:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:41:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:41:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:41:07,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 3759 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3759 trivial. 0 not checked. [2021-11-20 07:41:07,660 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:41:07,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137542416] [2021-11-20 07:41:07,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137542416] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:41:07,660 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:41:07,661 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:41:07,661 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927168663] [2021-11-20 07:41:07,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:41:07,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:41:07,667 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:41:07,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:41:07,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:41:07,669 INFO L87 Difference]: Start difference. First operand 2891 states and 4152 transitions. Second operand has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2021-11-20 07:41:11,268 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:13,311 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:22,614 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:34,313 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:36,352 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:41,737 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:42,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:41:42,454 INFO L93 Difference]: Finished difference Result 8881 states and 12984 transitions. [2021-11-20 07:41:42,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:41:42,455 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 527 [2021-11-20 07:41:42,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:41:42,529 INFO L225 Difference]: With dead ends: 8881 [2021-11-20 07:41:42,529 INFO L226 Difference]: Without dead ends: 6082 [2021-11-20 07:41:42,550 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:41:42,552 INFO L933 BasicCegarLoop]: 4368 mSDtfsCounter, 6299 mSDsluCounter, 7134 mSDsCounter, 0 mSdLazyCounter, 4362 mSolverCounterSat, 4089 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 31.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6786 SdHoareTripleChecker+Valid, 11502 SdHoareTripleChecker+Invalid, 8456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4089 IncrementalHoareTripleChecker+Valid, 4362 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.8s IncrementalHoareTripleChecker+Time [2021-11-20 07:41:42,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6786 Valid, 11502 Invalid, 8456 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4089 Valid, 4362 Invalid, 5 Unknown, 0 Unchecked, 33.8s Time] [2021-11-20 07:41:42,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6082 states. [2021-11-20 07:41:42,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6082 to 5630. [2021-11-20 07:41:42,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5630 states, 3949 states have (on average 1.3405925550772348) internal successors, (5294), 4010 states have internal predecessors, (5294), 1395 states have call successors, (1395), 286 states have call predecessors, (1395), 285 states have return successors, (1394), 1393 states have call predecessors, (1394), 1394 states have call successors, (1394) [2021-11-20 07:41:43,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5630 states to 5630 states and 8083 transitions. [2021-11-20 07:41:43,083 INFO L78 Accepts]: Start accepts. Automaton has 5630 states and 8083 transitions. Word has length 527 [2021-11-20 07:41:43,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:41:43,090 INFO L470 AbstractCegarLoop]: Abstraction has 5630 states and 8083 transitions. [2021-11-20 07:41:43,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.166666666666666) internal successors, (79), 3 states have internal predecessors, (79), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2021-11-20 07:41:43,091 INFO L276 IsEmpty]: Start isEmpty. Operand 5630 states and 8083 transitions. [2021-11-20 07:41:43,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2021-11-20 07:41:43,113 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:41:43,113 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:41:43,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:41:43,114 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:41:43,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:41:43,117 INFO L85 PathProgramCache]: Analyzing trace with hash 842675325, now seen corresponding path program 1 times [2021-11-20 07:41:43,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:41:43,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745068441] [2021-11-20 07:41:43,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:41:43,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:41:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:41:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:41:43,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:41:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:41:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:41:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:41:43,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:41:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:41:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:41:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:41:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:41:43,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:41:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:41:43,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:43,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:41:43,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:44,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:41:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:44,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:41:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:44,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:41:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:41:44,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:41:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:41:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:41:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:41:44,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:41:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:41:44,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:41:44,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:41:44,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:41:44,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:41:44,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:41:44,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:41:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:41:44,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:41:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:41:44,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:41:44,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:41:44,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:41:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:41:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:41:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:44,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:44,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3759 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3759 trivial. 0 not checked. [2021-11-20 07:41:44,602 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:41:44,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745068441] [2021-11-20 07:41:44,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745068441] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:41:44,606 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:41:44,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:41:44,608 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874980272] [2021-11-20 07:41:44,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:41:44,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:41:44,611 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:41:44,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:41:44,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:41:44,612 INFO L87 Difference]: Start difference. First operand 5630 states and 8083 transitions. Second operand has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2021-11-20 07:41:48,356 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:50,375 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:00,834 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:13,669 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:15,700 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 [] [2021-11-20 07:42:21,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:42:21,863 INFO L93 Difference]: Finished difference Result 17517 states and 25583 transitions. [2021-11-20 07:42:21,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:42:21,864 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 531 [2021-11-20 07:42:21,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:42:21,999 INFO L225 Difference]: With dead ends: 17517 [2021-11-20 07:42:21,999 INFO L226 Difference]: Without dead ends: 11979 [2021-11-20 07:42:22,038 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:42:22,039 INFO L933 BasicCegarLoop]: 4429 mSDtfsCounter, 6324 mSDsluCounter, 9051 mSDsCounter, 0 mSdLazyCounter, 5696 mSolverCounterSat, 4084 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6819 SdHoareTripleChecker+Valid, 13480 SdHoareTripleChecker+Invalid, 9784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4084 IncrementalHoareTripleChecker+Valid, 5696 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.5s IncrementalHoareTripleChecker+Time [2021-11-20 07:42:22,040 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6819 Valid, 13480 Invalid, 9784 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4084 Valid, 5696 Invalid, 4 Unknown, 0 Unchecked, 36.5s Time] [2021-11-20 07:42:22,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11979 states. [2021-11-20 07:42:22,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11979 to 11081. [2021-11-20 07:42:22,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11081 states, 7780 states have (on average 1.3419023136246786) internal successors, (10440), 7903 states have internal predecessors, (10440), 2731 states have call successors, (2731), 570 states have call predecessors, (2731), 569 states have return successors, (2730), 2727 states have call predecessors, (2730), 2730 states have call successors, (2730) [2021-11-20 07:42:22,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11081 states to 11081 states and 15901 transitions. [2021-11-20 07:42:22,802 INFO L78 Accepts]: Start accepts. Automaton has 11081 states and 15901 transitions. Word has length 531 [2021-11-20 07:42:22,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:42:22,804 INFO L470 AbstractCegarLoop]: Abstraction has 11081 states and 15901 transitions. [2021-11-20 07:42:22,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.833333333333334) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2021-11-20 07:42:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 11081 states and 15901 transitions. [2021-11-20 07:42:22,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2021-11-20 07:42:22,813 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:42:22,815 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:42:22,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 07:42:22,816 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:42:22,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:42:22,817 INFO L85 PathProgramCache]: Analyzing trace with hash -1325797707, now seen corresponding path program 1 times [2021-11-20 07:42:22,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:42:22,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031713679] [2021-11-20 07:42:22,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:42:22,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:42:23,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:42:23,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:42:23,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:42:23,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:42:23,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:42:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:42:23,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:42:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:42:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:42:23,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:42:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:42:23,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:42:23,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:42:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:42:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:42:23,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:42:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:42:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:42:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:42:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:42:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:42:23,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:42:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:42:23,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:42:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:42:23,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:42:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:42:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:23,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:42:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:42:24,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:42:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:42:24,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:42:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:42:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:42:24,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:42:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:42:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:42:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:42:24,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:42:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:42:24,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:42:24,256 INFO L134 CoverageAnalysis]: Checked inductivity of 3759 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3759 trivial. 0 not checked. [2021-11-20 07:42:24,257 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:42:24,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031713679] [2021-11-20 07:42:24,257 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031713679] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:42:24,257 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:42:24,258 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:42:24,258 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345184978] [2021-11-20 07:42:24,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:42:24,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:42:24,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:42:24,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:42:24,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:42:24,264 INFO L87 Difference]: Start difference. First operand 11081 states and 15901 transitions. Second operand has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2021-11-20 07:42:26,781 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 07:42:28,869 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 07:42:31,706 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:33,740 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:43,813 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:45,849 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:47,913 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:51,377 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:58,793 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:00,827 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:06,157 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:08,192 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:10,524 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:11,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:43:11,198 INFO L93 Difference]: Finished difference Result 34450 states and 50253 transitions. [2021-11-20 07:43:11,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:43:11,199 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) Word has length 533 [2021-11-20 07:43:11,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:43:11,402 INFO L225 Difference]: With dead ends: 34450 [2021-11-20 07:43:11,402 INFO L226 Difference]: Without dead ends: 23461 [2021-11-20 07:43:11,478 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 193 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:43:11,482 INFO L933 BasicCegarLoop]: 4456 mSDtfsCounter, 6237 mSDsluCounter, 7296 mSDsCounter, 0 mSdLazyCounter, 4370 mSolverCounterSat, 4054 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 43.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6718 SdHoareTripleChecker+Valid, 11752 SdHoareTripleChecker+Invalid, 8435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4054 IncrementalHoareTripleChecker+Valid, 4370 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.0s IncrementalHoareTripleChecker+Time [2021-11-20 07:43:11,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6718 Valid, 11752 Invalid, 8435 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4054 Valid, 4370 Invalid, 11 Unknown, 0 Unchecked, 46.0s Time] [2021-11-20 07:43:11,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23461 states. [2021-11-20 07:43:12,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23461 to 21679. [2021-11-20 07:43:12,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21679 states, 15218 states have (on average 1.341437771060586) internal successors, (20414), 15461 states have internal predecessors, (20414), 5329 states have call successors, (5329), 1132 states have call predecessors, (5329), 1131 states have return successors, (5328), 5325 states have call predecessors, (5328), 5328 states have call successors, (5328) [2021-11-20 07:43:12,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21679 states to 21679 states and 31071 transitions. [2021-11-20 07:43:12,956 INFO L78 Accepts]: Start accepts. Automaton has 21679 states and 31071 transitions. Word has length 533 [2021-11-20 07:43:12,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:43:12,959 INFO L470 AbstractCegarLoop]: Abstraction has 21679 states and 31071 transitions. [2021-11-20 07:43:12,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.166666666666666) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (44), 5 states have call predecessors, (44), 1 states have return successors, (41), 1 states have call predecessors, (41), 1 states have call successors, (41) [2021-11-20 07:43:12,960 INFO L276 IsEmpty]: Start isEmpty. Operand 21679 states and 31071 transitions. [2021-11-20 07:43:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 558 [2021-11-20 07:43:12,971 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:43:12,972 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 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] [2021-11-20 07:43:12,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:43:12,972 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:43:12,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:12,973 INFO L85 PathProgramCache]: Analyzing trace with hash -315791850, now seen corresponding path program 1 times [2021-11-20 07:43:12,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:12,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62997133] [2021-11-20 07:43:12,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:12,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:43:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:43:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:43:13,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:43:13,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:43:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:43:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:43:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:43:13,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:43:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:43:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:43:13,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:43:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:43:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:43:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:43:13,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:43:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:43:13,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:43:13,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:43:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:43:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:13,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:43:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:43:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:43:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:43:14,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:43:14,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:43:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:43:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:43:14,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:43:14,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:43:14,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:43:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:43:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:43:14,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:43:14,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:43:14,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:43:14,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:43:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:43:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:14,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 522 [2021-11-20 07:43:14,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-20 07:43:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 545 [2021-11-20 07:43:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:14,405 INFO L134 CoverageAnalysis]: Checked inductivity of 3762 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3762 trivial. 0 not checked. [2021-11-20 07:43:14,405 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:14,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62997133] [2021-11-20 07:43:14,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62997133] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:43:14,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:43:14,407 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:43:14,407 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114923363] [2021-11-20 07:43:14,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:43:14,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:43:14,408 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:14,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:43:14,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:43:14,409 INFO L87 Difference]: Start difference. First operand 21679 states and 31071 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-20 07:43:18,317 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:20,358 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:23,034 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:26,295 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:28,329 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:35,358 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:42,733 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:44,763 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:48,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:43:48,210 INFO L93 Difference]: Finished difference Result 58771 states and 85470 transitions. [2021-11-20 07:43:48,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:43:48,211 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) Word has length 557 [2021-11-20 07:43:48,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:43:48,474 INFO L225 Difference]: With dead ends: 58771 [2021-11-20 07:43:48,474 INFO L226 Difference]: Without dead ends: 37184 [2021-11-20 07:43:48,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 192 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:43:48,567 INFO L933 BasicCegarLoop]: 4468 mSDtfsCounter, 4622 mSDsluCounter, 7291 mSDsCounter, 0 mSdLazyCounter, 3831 mSolverCounterSat, 3169 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4916 SdHoareTripleChecker+Valid, 11759 SdHoareTripleChecker+Invalid, 7006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3169 IncrementalHoareTripleChecker+Valid, 3831 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.5s IncrementalHoareTripleChecker+Time [2021-11-20 07:43:48,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4916 Valid, 11759 Invalid, 7006 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3169 Valid, 3831 Invalid, 6 Unknown, 0 Unchecked, 32.5s Time] [2021-11-20 07:43:48,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37184 states. [2021-11-20 07:43:50,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37184 to 34226. [2021-11-20 07:43:50,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34226 states, 24207 states have (on average 1.349650927417689) internal successors, (32671), 24549 states have internal predecessors, (32671), 8208 states have call successors, (8208), 1811 states have call predecessors, (8208), 1810 states have return successors, (8207), 8193 states have call predecessors, (8207), 8207 states have call successors, (8207) [2021-11-20 07:43:51,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34226 states to 34226 states and 49086 transitions. [2021-11-20 07:43:51,119 INFO L78 Accepts]: Start accepts. Automaton has 34226 states and 49086 transitions. Word has length 557 [2021-11-20 07:43:51,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:43:51,121 INFO L470 AbstractCegarLoop]: Abstraction has 34226 states and 49086 transitions. [2021-11-20 07:43:51,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 2 states have call successors, (47), 5 states have call predecessors, (47), 1 states have return successors, (44), 2 states have call predecessors, (44), 2 states have call successors, (44) [2021-11-20 07:43:51,121 INFO L276 IsEmpty]: Start isEmpty. Operand 34226 states and 49086 transitions. [2021-11-20 07:43:51,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2021-11-20 07:43:51,131 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:43:51,132 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 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] [2021-11-20 07:43:51,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-20 07:43:51,132 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:43:51,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:43:51,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1777349931, now seen corresponding path program 1 times [2021-11-20 07:43:51,133 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:43:51,134 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653191288] [2021-11-20 07:43:51,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:43:51,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:43:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:43:51,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:43:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:43:51,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:43:51,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:43:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:43:51,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:43:51,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:43:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:43:51,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:43:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:43:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:51,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:51,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:43:52,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:43:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:52,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:43:52,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:43:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:43:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:43:52,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:43:52,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:43:52,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:43:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:43:52,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:43:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:43:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:43:52,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:43:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:43:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:43:52,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:43:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:43:52,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:43:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:43:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:43:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:43:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:43:52,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:43:52,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:43:52,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:43:52,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:43:52,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:43:52,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 516 [2021-11-20 07:43:52,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-11-20 07:43:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2021-11-20 07:43:52,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 544 [2021-11-20 07:43:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:43:52,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-11-20 07:43:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:43:52,737 INFO L134 CoverageAnalysis]: Checked inductivity of 3762 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3762 trivial. 0 not checked. [2021-11-20 07:43:52,737 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:43:52,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653191288] [2021-11-20 07:43:52,738 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653191288] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:43:52,738 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:43:52,738 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:43:52,739 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783636990] [2021-11-20 07:43:52,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:43:52,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:43:52,740 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:43:52,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:43:52,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:43:52,741 INFO L87 Difference]: Start difference. First operand 34226 states and 49086 transitions. Second operand has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-20 07:43:55,642 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:01,194 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:14,060 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:18,618 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:20,961 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 [] [2021-11-20 07:44:21,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:44:21,660 INFO L93 Difference]: Finished difference Result 102523 states and 148528 transitions. [2021-11-20 07:44:21,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 07:44:21,661 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 573 [2021-11-20 07:44:21,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:44:22,118 INFO L225 Difference]: With dead ends: 102523 [2021-11-20 07:44:22,119 INFO L226 Difference]: Without dead ends: 68396 [2021-11-20 07:44:22,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:44:22,258 INFO L933 BasicCegarLoop]: 4554 mSDtfsCounter, 7198 mSDsluCounter, 5492 mSDsCounter, 0 mSdLazyCounter, 2864 mSolverCounterSat, 5591 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7662 SdHoareTripleChecker+Valid, 10046 SdHoareTripleChecker+Invalid, 8460 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5591 IncrementalHoareTripleChecker+Valid, 2864 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.5s IncrementalHoareTripleChecker+Time [2021-11-20 07:44:22,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7662 Valid, 10046 Invalid, 8460 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5591 Valid, 2864 Invalid, 5 Unknown, 0 Unchecked, 26.5s Time] [2021-11-20 07:44:22,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68396 states. [2021-11-20 07:44:26,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68396 to 63290. [2021-11-20 07:44:26,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63290 states, 44452 states have (on average 1.3373751462251418) internal successors, (59449), 45138 states have internal predecessors, (59449), 15354 states have call successors, (15354), 3484 states have call predecessors, (15354), 3483 states have return successors, (15353), 15323 states have call predecessors, (15353), 15353 states have call successors, (15353) [2021-11-20 07:44:26,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63290 states to 63290 states and 90156 transitions. [2021-11-20 07:44:26,990 INFO L78 Accepts]: Start accepts. Automaton has 63290 states and 90156 transitions. Word has length 573 [2021-11-20 07:44:26,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:44:26,993 INFO L470 AbstractCegarLoop]: Abstraction has 63290 states and 90156 transitions. [2021-11-20 07:44:26,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.166666666666668) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (52), 5 states have call predecessors, (52), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-20 07:44:26,993 INFO L276 IsEmpty]: Start isEmpty. Operand 63290 states and 90156 transitions. [2021-11-20 07:44:27,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 634 [2021-11-20 07:44:27,010 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:44:27,011 INFO L514 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 22, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 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] [2021-11-20 07:44:27,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-20 07:44:27,011 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:44:27,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:27,012 INFO L85 PathProgramCache]: Analyzing trace with hash -1396219134, now seen corresponding path program 1 times [2021-11-20 07:44:27,012 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:27,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644894892] [2021-11-20 07:44:27,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:27,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:27,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:44:27,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:27,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:27,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:44:27,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:44:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:27,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:44:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:27,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:44:27,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:27,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:44:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:27,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:27,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:44:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:27,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:44:27,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:44:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:27,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:44:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:44:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:28,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:44:28,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:44:28,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:44:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:44:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:44:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:44:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:44:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:44:28,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:44:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:44:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:44:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:44:28,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:44:28,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:44:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:44:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:44:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:44:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:44:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:44:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:44:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:44:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:44:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:44:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:44:28,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:44:28,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:44:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:44:28,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-20 07:44:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-11-20 07:44:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-11-20 07:44:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-20 07:44:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-20 07:44:28,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-11-20 07:44:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2021-11-20 07:44:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:28,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2021-11-20 07:44:28,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 615 [2021-11-20 07:44:28,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 621 [2021-11-20 07:44:28,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:28,907 INFO L134 CoverageAnalysis]: Checked inductivity of 3995 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3989 trivial. 0 not checked. [2021-11-20 07:44:28,908 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:28,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644894892] [2021-11-20 07:44:28,908 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644894892] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:28,909 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:28,909 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:44:28,909 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75072486] [2021-11-20 07:44:28,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:28,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:44:28,911 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:28,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:44:28,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:44:28,913 INFO L87 Difference]: Start difference. First operand 63290 states and 90156 transitions. Second operand has 7 states, 7 states have (on average 20.857142857142858) internal successors, (146), 3 states have internal predecessors, (146), 2 states have call successors, (55), 6 states have call predecessors, (55), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-20 07:44:33,004 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 07:44:35,093 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 07:44:38,866 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:51,661 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:53,703 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:56,618 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 [] [2021-11-20 07:44:58,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:44:58,268 INFO L93 Difference]: Finished difference Result 131755 states and 189880 transitions. [2021-11-20 07:44:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:44:58,270 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.857142857142858) internal successors, (146), 3 states have internal predecessors, (146), 2 states have call successors, (55), 6 states have call predecessors, (55), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 633 [2021-11-20 07:44:58,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:44:58,845 INFO L225 Difference]: With dead ends: 131755 [2021-11-20 07:44:58,846 INFO L226 Difference]: Without dead ends: 68535 [2021-11-20 07:44:59,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-11-20 07:44:59,089 INFO L933 BasicCegarLoop]: 3847 mSDtfsCounter, 2236 mSDsluCounter, 7339 mSDsCounter, 0 mSdLazyCounter, 2801 mSolverCounterSat, 2850 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2277 SdHoareTripleChecker+Valid, 11186 SdHoareTripleChecker+Invalid, 5657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2850 IncrementalHoareTripleChecker+Valid, 2801 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.7s IncrementalHoareTripleChecker+Time [2021-11-20 07:44:59,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2277 Valid, 11186 Invalid, 5657 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2850 Valid, 2801 Invalid, 6 Unknown, 0 Unchecked, 26.7s Time] [2021-11-20 07:44:59,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68535 states. [2021-11-20 07:45:01,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68535 to 63148. [2021-11-20 07:45:01,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63148 states, 44326 states have (on average 1.3374317556287507) internal successors, (59283), 45012 states have internal predecessors, (59283), 15346 states have call successors, (15346), 3476 states have call predecessors, (15346), 3475 states have return successors, (15345), 15307 states have call predecessors, (15345), 15345 states have call successors, (15345) [2021-11-20 07:45:02,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63148 states to 63148 states and 89974 transitions. [2021-11-20 07:45:02,150 INFO L78 Accepts]: Start accepts. Automaton has 63148 states and 89974 transitions. Word has length 633 [2021-11-20 07:45:02,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:45:02,151 INFO L470 AbstractCegarLoop]: Abstraction has 63148 states and 89974 transitions. [2021-11-20 07:45:02,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.857142857142858) internal successors, (146), 3 states have internal predecessors, (146), 2 states have call successors, (55), 6 states have call predecessors, (55), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-20 07:45:02,152 INFO L276 IsEmpty]: Start isEmpty. Operand 63148 states and 89974 transitions. [2021-11-20 07:45:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2021-11-20 07:45:02,167 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:45:02,168 INFO L514 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 24, 22, 22, 22, 22, 22, 22, 22, 22, 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] [2021-11-20 07:45:02,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-20 07:45:02,168 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:45:02,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:45:02,169 INFO L85 PathProgramCache]: Analyzing trace with hash -2057500047, now seen corresponding path program 1 times [2021-11-20 07:45:02,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:45:02,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454668116] [2021-11-20 07:45:02,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:45:02,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:45:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:02,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:45:02,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:02,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:02,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:02,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:02,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:45:02,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:02,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:02,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:02,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:45:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:45:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:45:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:45:03,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:45:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:45:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:45:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:45:03,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:45:03,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:45:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:45:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:45:03,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:45:03,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:45:03,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:45:03,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:45:03,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:45:03,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:45:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:45:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:45:03,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:45:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:45:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:45:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:45:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:45:03,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:45:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:45:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:45:03,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:45:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:45:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:45:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:45:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:45:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:45:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:45:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:45:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:03,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-20 07:45:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-11-20 07:45:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:03,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-11-20 07:45:03,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-20 07:45:04,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 541 [2021-11-20 07:45:04,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 557 [2021-11-20 07:45:04,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:04,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:04,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 574 [2021-11-20 07:45:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 590 [2021-11-20 07:45:04,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:04,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:04,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 607 [2021-11-20 07:45:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:04,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 624 [2021-11-20 07:45:04,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:04,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 640 [2021-11-20 07:45:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 657 [2021-11-20 07:45:04,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:04,443 INFO L134 CoverageAnalysis]: Checked inductivity of 5952 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5946 trivial. 0 not checked. [2021-11-20 07:45:04,444 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:45:04,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454668116] [2021-11-20 07:45:04,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454668116] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:45:04,444 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:45:04,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:45:04,445 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888966217] [2021-11-20 07:45:04,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:45:04,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:45:04,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:45:04,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:45:04,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:45:04,447 INFO L87 Difference]: Start difference. First operand 63148 states and 89974 transitions. Second operand has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (56), 5 states have call predecessors, (56), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2021-11-20 07:45:09,396 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-20 07:45:12,474 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:14,512 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:35,344 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:37,374 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:39,880 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:45,325 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:45,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:45:45,617 INFO L93 Difference]: Finished difference Result 131181 states and 189057 transitions. [2021-11-20 07:45:45,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:45:45,620 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (56), 5 states have call predecessors, (56), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) Word has length 693 [2021-11-20 07:45:45,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:45:46,180 INFO L225 Difference]: With dead ends: 131181 [2021-11-20 07:45:46,180 INFO L226 Difference]: Without dead ends: 68103 [2021-11-20 07:45:46,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 240 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2021-11-20 07:45:46,404 INFO L933 BasicCegarLoop]: 3851 mSDtfsCounter, 1404 mSDsluCounter, 12225 mSDsCounter, 0 mSdLazyCounter, 4799 mSolverCounterSat, 1820 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 16076 SdHoareTripleChecker+Invalid, 6625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1820 IncrementalHoareTripleChecker+Valid, 4799 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.5s IncrementalHoareTripleChecker+Time [2021-11-20 07:45:46,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1440 Valid, 16076 Invalid, 6625 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1820 Valid, 4799 Invalid, 6 Unknown, 0 Unchecked, 38.5s Time] [2021-11-20 07:45:46,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68103 states. [2021-11-20 07:45:49,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68103 to 63004. [2021-11-20 07:45:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63004 states, 44239 states have (on average 1.337372002079613) internal successors, (59164), 44918 states have internal predecessors, (59164), 15297 states have call successors, (15297), 3468 states have call predecessors, (15297), 3467 states have return successors, (15296), 15265 states have call predecessors, (15296), 15296 states have call successors, (15296) [2021-11-20 07:45:49,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63004 states to 63004 states and 89757 transitions. [2021-11-20 07:45:49,487 INFO L78 Accepts]: Start accepts. Automaton has 63004 states and 89757 transitions. Word has length 693 [2021-11-20 07:45:49,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:45:49,488 INFO L470 AbstractCegarLoop]: Abstraction has 63004 states and 89757 transitions. [2021-11-20 07:45:49,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.428571428571427) internal successors, (115), 4 states have internal predecessors, (115), 2 states have call successors, (56), 5 states have call predecessors, (56), 1 states have return successors, (53), 2 states have call predecessors, (53), 2 states have call successors, (53) [2021-11-20 07:45:49,489 INFO L276 IsEmpty]: Start isEmpty. Operand 63004 states and 89757 transitions. [2021-11-20 07:45:49,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2021-11-20 07:45:49,505 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:45:49,505 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 22, 22, 22, 22, 22, 22, 22, 22, 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] [2021-11-20 07:45:49,506 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-20 07:45:49,506 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:45:49,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:45:49,507 INFO L85 PathProgramCache]: Analyzing trace with hash 2006331193, now seen corresponding path program 1 times [2021-11-20 07:45:49,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:45:49,507 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110901924] [2021-11-20 07:45:49,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:45:49,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:45:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:45:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:45:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:45:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:45:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:45:50,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:45:50,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:45:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:45:50,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:45:50,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:45:50,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:45:50,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:45:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:45:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:45:50,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:45:50,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:45:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:45:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:45:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:45:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:45:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:45:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:45:50,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:45:50,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:45:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:45:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:45:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:50,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:50,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:45:51,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:45:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:45:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:45:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:45:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:45:51,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:45:51,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:45:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:45:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:45:51,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:45:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:45:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-20 07:45:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-11-20 07:45:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-11-20 07:45:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-20 07:45:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-20 07:45:51,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-11-20 07:45:51,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2021-11-20 07:45:51,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-11-20 07:45:51,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:51,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2021-11-20 07:45:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2021-11-20 07:45:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:51,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-20 07:45:51,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2021-11-20 07:45:51,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2021-11-20 07:45:51,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2021-11-20 07:45:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-20 07:45:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:45:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:45:51,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:45:51,720 INFO L134 CoverageAnalysis]: Checked inductivity of 6288 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6282 trivial. 0 not checked. [2021-11-20 07:45:51,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:45:51,721 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110901924] [2021-11-20 07:45:51,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110901924] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:45:51,721 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:45:51,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:45:51,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168892728] [2021-11-20 07:45:51,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:45:51,724 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:45:51,724 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:45:51,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:45:51,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:45:51,725 INFO L87 Difference]: Start difference. First operand 63004 states and 89757 transitions. Second operand has 7 states, 7 states have (on average 19.571428571428573) internal successors, (137), 3 states have internal predecessors, (137), 3 states have call successors, (60), 6 states have call predecessors, (60), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-11-20 07:45:58,287 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:00,342 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:02,392 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:04,967 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:06,995 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:39,660 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:41,699 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:43,732 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:45,766 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:48,453 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:50,506 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:52,547 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:54,596 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:57,357 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:01,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:47:01,588 INFO L93 Difference]: Finished difference Result 165011 states and 238375 transitions. [2021-11-20 07:47:01,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:47:01,589 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 19.571428571428573) internal successors, (137), 3 states have internal predecessors, (137), 3 states have call successors, (60), 6 states have call predecessors, (60), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 736 [2021-11-20 07:47:01,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:47:02,127 INFO L225 Difference]: With dead ends: 165011 [2021-11-20 07:47:02,127 INFO L226 Difference]: Without dead ends: 102109 [2021-11-20 07:47:02,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-20 07:47:02,296 INFO L933 BasicCegarLoop]: 5315 mSDtfsCounter, 5814 mSDsluCounter, 13387 mSDsCounter, 0 mSdLazyCounter, 7388 mSolverCounterSat, 3801 mSolverCounterUnsat, 13 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 61.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6355 SdHoareTripleChecker+Valid, 18702 SdHoareTripleChecker+Invalid, 11202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3801 IncrementalHoareTripleChecker+Valid, 7388 IncrementalHoareTripleChecker+Invalid, 13 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.9s IncrementalHoareTripleChecker+Time [2021-11-20 07:47:02,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6355 Valid, 18702 Invalid, 11202 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3801 Valid, 7388 Invalid, 13 Unknown, 0 Unchecked, 65.9s Time] [2021-11-20 07:47:02,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102109 states. [2021-11-20 07:47:06,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102109 to 94195. [2021-11-20 07:47:06,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94195 states, 66166 states have (on average 1.3370008765831394) internal successors, (88464), 67185 states have internal predecessors, (88464), 22837 states have call successors, (22837), 5192 states have call predecessors, (22837), 5191 states have return successors, (22836), 22789 states have call predecessors, (22836), 22836 states have call successors, (22836) [2021-11-20 07:47:06,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94195 states to 94195 states and 134137 transitions. [2021-11-20 07:47:07,004 INFO L78 Accepts]: Start accepts. Automaton has 94195 states and 134137 transitions. Word has length 736 [2021-11-20 07:47:07,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:47:07,006 INFO L470 AbstractCegarLoop]: Abstraction has 94195 states and 134137 transitions. [2021-11-20 07:47:07,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.571428571428573) internal successors, (137), 3 states have internal predecessors, (137), 3 states have call successors, (60), 6 states have call predecessors, (60), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-11-20 07:47:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 94195 states and 134137 transitions. [2021-11-20 07:47:07,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 741 [2021-11-20 07:47:07,023 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:47:07,024 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 22, 22, 22, 22, 22, 22, 22, 22, 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] [2021-11-20 07:47:07,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-20 07:47:07,024 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:47:07,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:47:07,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1477929362, now seen corresponding path program 1 times [2021-11-20 07:47:07,025 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:47:07,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606063324] [2021-11-20 07:47:07,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:47:07,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:47:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:47:07,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:47:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:47:07,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:47:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:47:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:47:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:47:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:47:07,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:47:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:47:07,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:07,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:07,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:47:07,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:47:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:47:08,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:47:08,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:47:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:47:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:47:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:47:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:47:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:47:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:47:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:47:08,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:47:08,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:47:08,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:47:08,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:47:08,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:47:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:47:08,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:47:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:47:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:47:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:47:08,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:47:08,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:47:08,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:47:08,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:47:08,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:47:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:47:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-20 07:47:08,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-11-20 07:47:08,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-11-20 07:47:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-20 07:47:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-20 07:47:08,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-11-20 07:47:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2021-11-20 07:47:08,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-11-20 07:47:08,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2021-11-20 07:47:08,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2021-11-20 07:47:08,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-20 07:47:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2021-11-20 07:47:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2021-11-20 07:47:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2021-11-20 07:47:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-20 07:47:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:47:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:47:08,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:47:08,991 INFO L134 CoverageAnalysis]: Checked inductivity of 6288 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6282 trivial. 0 not checked. [2021-11-20 07:47:08,991 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:47:08,991 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606063324] [2021-11-20 07:47:08,991 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606063324] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:47:08,992 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:47:08,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:47:08,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862895225] [2021-11-20 07:47:08,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:47:08,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:47:08,994 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:47:08,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:47:08,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:47:08,995 INFO L87 Difference]: Start difference. First operand 94195 states and 134137 transitions. Second operand has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (60), 6 states have call predecessors, (60), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-11-20 07:47:14,581 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:16,636 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:19,860 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:22,614 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:45,728 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:47,765 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:49,806 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:52,638 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:54,681 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:56,720 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:48:00,573 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 [] [2021-11-20 07:48:03,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:48:03,398 INFO L93 Difference]: Finished difference Result 246990 states and 356675 transitions. [2021-11-20 07:48:03,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:48:03,400 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (60), 6 states have call predecessors, (60), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 740 [2021-11-20 07:48:03,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:48:04,484 INFO L225 Difference]: With dead ends: 246990 [2021-11-20 07:48:04,485 INFO L226 Difference]: Without dead ends: 152897 [2021-11-20 07:48:04,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-20 07:48:04,745 INFO L933 BasicCegarLoop]: 5274 mSDtfsCounter, 6140 mSDsluCounter, 11016 mSDsCounter, 0 mSdLazyCounter, 5827 mSolverCounterSat, 4014 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6684 SdHoareTripleChecker+Valid, 16290 SdHoareTripleChecker+Invalid, 9851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4014 IncrementalHoareTripleChecker+Valid, 5827 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 48.7s IncrementalHoareTripleChecker+Time [2021-11-20 07:48:04,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6684 Valid, 16290 Invalid, 9851 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4014 Valid, 5827 Invalid, 10 Unknown, 0 Unchecked, 48.7s Time] [2021-11-20 07:48:04,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152897 states. [2021-11-20 07:48:10,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152897 to 141031. [2021-11-20 07:48:10,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141031 states, 99108 states have (on average 1.3366024942486985) internal successors, (132468), 100637 states have internal predecessors, (132468), 34153 states have call successors, (34153), 7770 states have call predecessors, (34153), 7769 states have return successors, (34152), 34081 states have call predecessors, (34152), 34152 states have call successors, (34152) [2021-11-20 07:48:12,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141031 states to 141031 states and 200773 transitions. [2021-11-20 07:48:12,190 INFO L78 Accepts]: Start accepts. Automaton has 141031 states and 200773 transitions. Word has length 740 [2021-11-20 07:48:12,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:48:12,191 INFO L470 AbstractCegarLoop]: Abstraction has 141031 states and 200773 transitions. [2021-11-20 07:48:12,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.142857142857142) internal successors, (141), 3 states have internal predecessors, (141), 3 states have call successors, (60), 6 states have call predecessors, (60), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-11-20 07:48:12,191 INFO L276 IsEmpty]: Start isEmpty. Operand 141031 states and 200773 transitions. [2021-11-20 07:48:12,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 743 [2021-11-20 07:48:12,220 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:48:12,221 INFO L514 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 22, 22, 22, 22, 22, 22, 22, 22, 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] [2021-11-20 07:48:12,221 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-20 07:48:12,222 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:48:12,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:48:12,222 INFO L85 PathProgramCache]: Analyzing trace with hash -732024182, now seen corresponding path program 1 times [2021-11-20 07:48:12,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:48:12,223 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935219292] [2021-11-20 07:48:12,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:48:12,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:48:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:48:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:48:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:12,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:12,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:48:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:12,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:48:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:48:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:12,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:48:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:12,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:12,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:48:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:48:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:48:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:12,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:12,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:48:12,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:12,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:13,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:48:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:13,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:48:13,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:48:13,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:48:13,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:48:13,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 07:48:13,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:13,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-20 07:48:13,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-11-20 07:48:13,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-11-20 07:48:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-11-20 07:48:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-11-20 07:48:13,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-20 07:48:13,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-11-20 07:48:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:48:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-11-20 07:48:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-11-20 07:48:13,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2021-11-20 07:48:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:48:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-11-20 07:48:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 07:48:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 413 [2021-11-20 07:48:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 424 [2021-11-20 07:48:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 435 [2021-11-20 07:48:13,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 446 [2021-11-20 07:48:13,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 457 [2021-11-20 07:48:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 468 [2021-11-20 07:48:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 479 [2021-11-20 07:48:13,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 490 [2021-11-20 07:48:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 519 [2021-11-20 07:48:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 524 [2021-11-20 07:48:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 528 [2021-11-20 07:48:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:13,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 532 [2021-11-20 07:48:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 539 [2021-11-20 07:48:14,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 550 [2021-11-20 07:48:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 562 [2021-11-20 07:48:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-11-20 07:48:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 600 [2021-11-20 07:48:14,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 617 [2021-11-20 07:48:14,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:14,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 633 [2021-11-20 07:48:14,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 650 [2021-11-20 07:48:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:14,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 667 [2021-11-20 07:48:14,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 683 [2021-11-20 07:48:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:14,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 700 [2021-11-20 07:48:14,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:48:14,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:48:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:48:14,282 INFO L134 CoverageAnalysis]: Checked inductivity of 6288 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6282 trivial. 0 not checked. [2021-11-20 07:48:14,283 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:48:14,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935219292] [2021-11-20 07:48:14,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935219292] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:48:14,283 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:48:14,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:48:14,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639554086] [2021-11-20 07:48:14,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:48:14,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:48:14,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:48:14,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:48:14,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:48:14,287 INFO L87 Difference]: Start difference. First operand 141031 states and 200773 transitions. Second operand has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (60), 6 states have call predecessors, (60), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) [2021-11-20 07:48:19,461 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:48:22,565 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:48:47,823 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:48:50,267 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:48:54,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:48:54,006 INFO L93 Difference]: Finished difference Result 368818 states and 532369 transitions. [2021-11-20 07:48:54,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:48:54,007 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.428571428571427) internal successors, (143), 3 states have internal predecessors, (143), 3 states have call successors, (60), 6 states have call predecessors, (60), 1 states have return successors, (57), 2 states have call predecessors, (57), 2 states have call successors, (57) Word has length 742 [2021-11-20 07:48:54,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:48:55,304 INFO L225 Difference]: With dead ends: 368818 [2021-11-20 07:48:55,304 INFO L226 Difference]: Without dead ends: 227889 [2021-11-20 07:48:55,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 263 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-11-20 07:48:55,733 INFO L933 BasicCegarLoop]: 5304 mSDtfsCounter, 6872 mSDsluCounter, 8724 mSDsCounter, 0 mSdLazyCounter, 4370 mSolverCounterSat, 5413 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7408 SdHoareTripleChecker+Valid, 14028 SdHoareTripleChecker+Invalid, 9787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5413 IncrementalHoareTripleChecker+Valid, 4370 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.7s IncrementalHoareTripleChecker+Time [2021-11-20 07:48:55,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7408 Valid, 14028 Invalid, 9787 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5413 Valid, 4370 Invalid, 4 Unknown, 0 Unchecked, 30.7s Time] [2021-11-20 07:48:56,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227889 states.