./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--mtd--ubi--ubi.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_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/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_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/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_bc6ed7bb-0034-4b80-9b14-5ad69af73866/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 2a3ce92b4fa97290bfce2585c8e16b416b78b6a9fb4820bd3e1a943e1210b2dc --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:40:22,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:40:22,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:40:23,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:40:23,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:40:23,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:40:23,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:40:23,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:40:23,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:40:23,021 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:40:23,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:40:23,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:40:23,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:40:23,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:40:23,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:40:23,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:40:23,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:40:23,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:40:23,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:40:23,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:40:23,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:40:23,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:40:23,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:40:23,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:40:23,067 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:40:23,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:40:23,068 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:40:23,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:40:23,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:40:23,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:40:23,073 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:40:23,074 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:40:23,076 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:40:23,077 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:40:23,079 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:40:23,079 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:40:23,080 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:40:23,080 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:40:23,081 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:40:23,082 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:40:23,083 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:40:23,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 06:40:23,131 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:40:23,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:40:23,132 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:40:23,132 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:40:23,133 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:40:23,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:40:23,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:40:23,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:40:23,135 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:40:23,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:40:23,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:40:23,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:40:23,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:40:23,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:40:23,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:40:23,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:40:23,138 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:40:23,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:40:23,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:40:23,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:40:23,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:40:23,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:40:23,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:40:23,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:40:23,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:40:23,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:40:23,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:40:23,141 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:40:23,141 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:40:23,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:40:23,143 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:40:23,143 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_bc6ed7bb-0034-4b80-9b14-5ad69af73866/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a3ce92b4fa97290bfce2585c8e16b416b78b6a9fb4820bd3e1a943e1210b2dc [2021-11-20 06:40:23,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:40:23,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:40:23,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:40:23,453 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:40:23,454 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:40:23,455 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i [2021-11-20 06:40:23,535 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/data/340b3a394/bb4b13cf40cd415ba4e7c36ae670b576/FLAGb39fed6a9 [2021-11-20 06:40:24,943 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:40:24,944 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i [2021-11-20 06:40:25,036 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/data/340b3a394/bb4b13cf40cd415ba4e7c36ae670b576/FLAGb39fed6a9 [2021-11-20 06:40:25,422 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/data/340b3a394/bb4b13cf40cd415ba4e7c36ae670b576 [2021-11-20 06:40:25,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:40:25,426 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:40:25,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:40:25,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:40:25,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:40:25,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:40:25" (1/1) ... [2021-11-20 06:40:25,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@327768e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:25, skipping insertion in model container [2021-11-20 06:40:25,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:40:25" (1/1) ... [2021-11-20 06:40:25,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:40:25,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:40:34,047 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i[851903,851916] [2021-11-20 06:40:34,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:40:34,181 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:40:35,395 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_bc6ed7bb-0034-4b80-9b14-5ad69af73866/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i[851903,851916] [2021-11-20 06:40:35,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:40:35,811 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:40:35,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35 WrapperNode [2021-11-20 06:40:35,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:40:35,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:40:35,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:40:35,816 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:40:35,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:36,312 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:37,250 INFO L137 Inliner]: procedures = 684, calls = 14952, calls flagged for inlining = 277, calls inlined = 264, statements flattened = 29852 [2021-11-20 06:40:37,251 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:40:37,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:40:37,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:40:37,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:40:37,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:37,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:37,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:37,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:38,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:38,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:38,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:38,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:40:38,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:40:38,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:40:38,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:40:38,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (1/1) ... [2021-11-20 06:40:38,670 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:40:38,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:40:38,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:40:38,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:40:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_ec_hdr [2021-11-20 06:40:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_ec_hdr [2021-11-20 06:40:38,775 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_eba_unmap_leb [2021-11-20 06:40:38,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_eba_unmap_leb [2021-11-20 06:40:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-20 06:40:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-11-20 06:40:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-11-20 06:40:38,776 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2021-11-20 06:40:38,776 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2021-11-20 06:40:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 06:40:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 06:40:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_resize_volume [2021-11-20 06:40:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_resize_volume [2021-11-20 06:40:38,777 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_free_internal_volumes [2021-11-20 06:40:38,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_free_internal_volumes [2021-11-20 06:40:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure __schedule_ubi_work [2021-11-20 06:40:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __schedule_ubi_work [2021-11-20 06:40:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_volume_notify [2021-11-20 06:40:38,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_volume_notify [2021-11-20 06:40:38,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 06:40:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 06:40:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_detach_mtd_dev [2021-11-20 06:40:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_detach_mtd_dev [2021-11-20 06:40:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure put_mtd_device [2021-11-20 06:40:38,779 INFO L138 BoogieDeclarations]: Found implementation of procedure put_mtd_device [2021-11-20 06:40:38,779 INFO L130 BoogieDeclarations]: Found specification of procedure erase_block [2021-11-20 06:40:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure erase_block [2021-11-20 06:40:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2021-11-20 06:40:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2021-11-20 06:40:38,780 INFO L130 BoogieDeclarations]: Found specification of procedure return_fm_pebs [2021-11-20 06:40:38,780 INFO L138 BoogieDeclarations]: Found implementation of procedure return_fm_pebs [2021-11-20 06:40:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2021-11-20 06:40:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2021-11-20 06:40:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-11-20 06:40:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-11-20 06:40:38,781 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2021-11-20 06:40:38,781 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_init [2021-11-20 06:40:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_eba_read_leb [2021-11-20 06:40:38,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_eba_read_leb [2021-11-20 06:40:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_do_get_device_info [2021-11-20 06:40:38,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_do_get_device_info [2021-11-20 06:40:38,782 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_cdev_ioctl [2021-11-20 06:40:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_cdev_ioctl [2021-11-20 06:40:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-11-20 06:40:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-11-20 06:40:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_sysfs_close [2021-11-20 06:40:38,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_sysfs_close [2021-11-20 06:40:38,783 INFO L130 BoogieDeclarations]: Found specification of procedure vtbl_check [2021-11-20 06:40:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure vtbl_check [2021-11-20 06:40:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_remove [2021-11-20 06:40:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_remove [2021-11-20 06:40:38,784 INFO L130 BoogieDeclarations]: Found specification of procedure set_seen [2021-11-20 06:40:38,784 INFO L138 BoogieDeclarations]: Found implementation of procedure set_seen [2021-11-20 06:40:38,785 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_read_vid_hdr [2021-11-20 06:40:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_read_vid_hdr [2021-11-20 06:40:38,785 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_cdev_ioctl [2021-11-20 06:40:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_cdev_ioctl [2021-11-20 06:40:38,785 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_cleanup [2021-11-20 06:40:38,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_cleanup [2021-11-20 06:40:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-20 06:40:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-20 06:40:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_compare_lebs [2021-11-20 06:40:38,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_compare_lebs [2021-11-20 06:40:38,786 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_get_fm_peb [2021-11-20 06:40:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_get_fm_peb [2021-11-20 06:40:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 06:40:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 06:40:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2021-11-20 06:40:38,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_rwsem [2021-11-20 06:40:38,787 INFO L130 BoogieDeclarations]: Found specification of procedure vol_cdev_ioctl [2021-11-20 06:40:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_cdev_ioctl [2021-11-20 06:40:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_update_fastmap [2021-11-20 06:40:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_update_fastmap [2021-11-20 06:40:38,788 INFO L130 BoogieDeclarations]: Found specification of procedure is_error_sane [2021-11-20 06:40:38,788 INFO L138 BoogieDeclarations]: Found implementation of procedure is_error_sane [2021-11-20 06:40:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_write_vid_hdr [2021-11-20 06:40:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_write_vid_hdr [2021-11-20 06:40:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_vid_hdr [2021-11-20 06:40:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_vid_hdr [2021-11-20 06:40:38,789 INFO L130 BoogieDeclarations]: Found specification of procedure rb_next [2021-11-20 06:40:38,789 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_next [2021-11-20 06:40:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_check_volume [2021-11-20 06:40:38,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_check_volume [2021-11-20 06:40:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-20 06:40:38,790 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_calc_data_len [2021-11-20 06:40:38,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_calc_data_len [2021-11-20 06:40:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_read_data [2021-11-20 06:40:38,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_read_data [2021-11-20 06:40:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure dfs_file_write [2021-11-20 06:40:38,791 INFO L138 BoogieDeclarations]: Found implementation of procedure dfs_file_write [2021-11-20 06:40:38,791 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_close [2021-11-20 06:40:38,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_close [2021-11-20 06:40:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-20 06:40:38,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-20 06:40:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_free_vid_hdr [2021-11-20 06:40:38,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_free_vid_hdr [2021-11-20 06:40:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:40:38,792 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-20 06:40:38,793 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-20 06:40:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-11-20 06:40:38,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-11-20 06:40:38,793 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_7 [2021-11-20 06:40:38,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_7 [2021-11-20 06:40:38,794 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_find_av [2021-11-20 06:40:38,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_find_av [2021-11-20 06:40:38,794 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-11-20 06:40:38,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-11-20 06:40:38,794 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-20 06:40:38,794 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-20 06:40:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_dir [2021-11-20 06:40:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_dir [2021-11-20 06:40:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_ubi_work [2021-11-20 06:40:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_ubi_work [2021-11-20 06:40:38,795 INFO L130 BoogieDeclarations]: Found specification of procedure do_sync_erase___0 [2021-11-20 06:40:38,795 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sync_erase___0 [2021-11-20 06:40:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-20 06:40:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-20 06:40:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure dev_attribute_show [2021-11-20 06:40:38,796 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_attribute_show [2021-11-20 06:40:38,796 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-20 06:40:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-20 06:40:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_ec_hdr [2021-11-20 06:40:38,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_ec_hdr [2021-11-20 06:40:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 06:40:38,797 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_free_tag_set [2021-11-20 06:40:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_free_tag_set [2021-11-20 06:40:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_not_bad [2021-11-20 06:40:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_not_bad [2021-11-20 06:40:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_div_by_eb [2021-11-20 06:40:38,798 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_div_by_eb [2021-11-20 06:40:38,798 INFO L130 BoogieDeclarations]: Found specification of procedure update_fastmap_work_fn [2021-11-20 06:40:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure update_fastmap_work_fn [2021-11-20 06:40:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure find_dev_nolock [2021-11-20 06:40:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure find_dev_nolock [2021-11-20 06:40:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-11-20 06:40:38,799 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-11-20 06:40:38,799 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2021-11-20 06:40:38,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2021-11-20 06:40:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 06:40:38,800 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 06:40:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_calculate_reserved [2021-11-20 06:40:38,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_calculate_reserved [2021-11-20 06:40:38,800 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_debugfs_exit_dev [2021-11-20 06:40:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_debugfs_exit_dev [2021-11-20 06:40:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 06:40:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure flush_work [2021-11-20 06:40:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_work [2021-11-20 06:40:38,801 INFO L130 BoogieDeclarations]: Found specification of procedure validate_vid_hdr [2021-11-20 06:40:38,801 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_vid_hdr [2021-11-20 06:40:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure find_mean_wl_entry [2021-11-20 06:40:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure find_mean_wl_entry [2021-11-20 06:40:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 06:40:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 06:40:38,802 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 06:40:38,802 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-11-20 06:40:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-11-20 06:40:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_write_data [2021-11-20 06:40:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_write_data [2021-11-20 06:40:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure prot_queue_add [2021-11-20 06:40:38,803 INFO L138 BoogieDeclarations]: Found implementation of procedure prot_queue_add [2021-11-20 06:40:38,803 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 06:40:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 06:40:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_open_volume_nm [2021-11-20 06:40:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_open_volume_nm [2021-11-20 06:40:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove_recursive [2021-11-20 06:40:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove_recursive [2021-11-20 06:40:38,804 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2021-11-20 06:40:38,804 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2021-11-20 06:40:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_write [2021-11-20 06:40:38,805 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_write [2021-11-20 06:40:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2021-11-20 06:40:38,805 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2021-11-20 06:40:38,805 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-20 06:40:38,805 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-20 06:40:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-20 06:40:38,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-20 06:40:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure new_fm_vhdr [2021-11-20 06:40:38,806 INFO L138 BoogieDeclarations]: Found implementation of procedure new_fm_vhdr [2021-11-20 06:40:38,806 INFO L130 BoogieDeclarations]: Found specification of procedure yield [2021-11-20 06:40:38,806 INFO L138 BoogieDeclarations]: Found implementation of procedure yield [2021-11-20 06:40:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2021-11-20 06:40:38,807 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2021-11-20 06:40:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure find_wl_entry [2021-11-20 06:40:38,807 INFO L138 BoogieDeclarations]: Found implementation of procedure find_wl_entry [2021-11-20 06:40:38,807 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoint [2021-11-20 06:40:38,807 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoint [2021-11-20 06:40:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dbg_chk_io [2021-11-20 06:40:38,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dbg_chk_io [2021-11-20 06:40:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure __vmalloc [2021-11-20 06:40:38,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __vmalloc [2021-11-20 06:40:38,808 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_is_bad [2021-11-20 06:40:38,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_is_bad [2021-11-20 06:40:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure vol_id2idx [2021-11-20 06:40:38,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_id2idx [2021-11-20 06:40:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-20 06:40:38,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-20 06:40:38,809 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_attach_mtd_dev [2021-11-20 06:40:38,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_attach_mtd_dev [2021-11-20 06:40:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2021-11-20 06:40:38,810 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2021-11-20 06:40:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:40:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_update_reserved [2021-11-20 06:40:38,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_update_reserved [2021-11-20 06:40:38,810 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_put_fm_peb [2021-11-20 06:40:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_put_fm_peb [2021-11-20 06:40:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure in_wl_tree [2021-11-20 06:40:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure in_wl_tree [2021-11-20 06:40:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-20 06:40:38,811 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_ai [2021-11-20 06:40:38,811 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_ai [2021-11-20 06:40:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-11-20 06:40:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-11-20 06:40:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_get_peb [2021-11-20 06:40:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_get_peb [2021-11-20 06:40:38,812 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-11-20 06:40:38,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-11-20 06:40:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:40:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_ai [2021-11-20 06:40:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_ai [2021-11-20 06:40:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dbg_chk_fastmap [2021-11-20 06:40:38,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dbg_chk_fastmap [2021-11-20 06:40:38,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 06:40:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2021-11-20 06:40:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2021-11-20 06:40:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-20 06:40:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_aeb [2021-11-20 06:40:38,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_aeb [2021-11-20 06:40:38,814 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_av [2021-11-20 06:40:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_av [2021-11-20 06:40:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure write_leb [2021-11-20 06:40:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure write_leb [2021-11-20 06:40:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-11-20 06:40:38,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-11-20 06:40:38,815 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2021-11-20 06:40:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2021-11-20 06:40:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_erase [2021-11-20 06:40:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_erase [2021-11-20 06:40:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure prot_queue_del [2021-11-20 06:40:38,816 INFO L138 BoogieDeclarations]: Found implementation of procedure prot_queue_del [2021-11-20 06:40:38,816 INFO L130 BoogieDeclarations]: Found specification of procedure validate_ec_hdr [2021-11-20 06:40:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_ec_hdr [2021-11-20 06:40:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_get_compat [2021-11-20 06:40:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_get_compat [2021-11-20 06:40:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dbg_chk_gen [2021-11-20 06:40:38,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dbg_chk_gen [2021-11-20 06:40:38,817 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_remove_av [2021-11-20 06:40:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_remove_av [2021-11-20 06:40:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2021-11-20 06:40:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2021-11-20 06:40:38,818 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_get_device [2021-11-20 06:40:38,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_get_device [2021-11-20 06:40:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure rb_first [2021-11-20 06:40:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_first [2021-11-20 06:40:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_vid_hdr [2021-11-20 06:40:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_vid_hdr [2021-11-20 06:40:38,819 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2021-11-20 06:40:38,819 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2021-11-20 06:40:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure leb_write_lock [2021-11-20 06:40:38,820 INFO L138 BoogieDeclarations]: Found implementation of procedure leb_write_lock [2021-11-20 06:40:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure kern_path [2021-11-20 06:40:38,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kern_path [2021-11-20 06:40:38,820 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_update_layout_vol [2021-11-20 06:40:38,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_update_layout_vol [2021-11-20 06:40:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-11-20 06:40:38,821 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-11-20 06:40:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-11-20 06:40:38,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-11-20 06:40:38,821 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_read [2021-11-20 06:40:38,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_read [2021-11-20 06:40:38,822 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-20 06:40:38,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-20 06:40:38,822 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_change_vtbl_record [2021-11-20 06:40:38,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_change_vtbl_record [2021-11-20 06:40:38,822 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-20 06:40:38,822 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-20 06:40:38,823 INFO L130 BoogieDeclarations]: Found specification of procedure vol_cdev_write [2021-11-20 06:40:38,823 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_cdev_write [2021-11-20 06:40:38,823 INFO L130 BoogieDeclarations]: Found specification of procedure uif_close [2021-11-20 06:40:38,823 INFO L138 BoogieDeclarations]: Found implementation of procedure uif_close [2021-11-20 06:40:38,823 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-11-20 06:40:38,823 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-11-20 06:40:38,824 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_remove_all [2021-11-20 06:40:38,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_remove_all [2021-11-20 06:40:38,824 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dbg_power_cut [2021-11-20 06:40:38,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dbg_power_cut [2021-11-20 06:40:38,824 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_eba_atomic_leb_change [2021-11-20 06:40:38,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_eba_atomic_leb_change [2021-11-20 06:40:38,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:40:38,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:40:38,825 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-20 06:40:38,825 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-20 06:40:38,825 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_ro_mode [2021-11-20 06:40:38,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_ro_mode [2021-11-20 06:40:38,825 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-20 06:40:38,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-20 06:40:38,826 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-20 06:40:38,826 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-20 06:40:38,826 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2021-11-20 06:40:38,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_del [2021-11-20 06:40:38,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 06:40:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 06:40:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 06:40:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 06:40:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-20 06:40:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-20 06:40:38,827 INFO L130 BoogieDeclarations]: Found specification of procedure scan_all [2021-11-20 06:40:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_all [2021-11-20 06:40:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_flash [2021-11-20 06:40:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_flash [2021-11-20 06:40:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure leb_write_unlock [2021-11-20 06:40:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure leb_write_unlock [2021-11-20 06:40:38,828 INFO L130 BoogieDeclarations]: Found specification of procedure device_register [2021-11-20 06:40:38,829 INFO L138 BoogieDeclarations]: Found implementation of procedure device_register [2021-11-20 06:40:38,829 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_sync_erase [2021-11-20 06:40:38,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_sync_erase [2021-11-20 06:40:38,829 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-20 06:40:38,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-20 06:40:38,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 06:40:38,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 06:40:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure idx2vol_id [2021-11-20 06:40:38,830 INFO L138 BoogieDeclarations]: Found implementation of procedure idx2vol_id [2021-11-20 06:40:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2021-11-20 06:40:38,830 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2021-11-20 06:40:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2021-11-20 06:40:38,831 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2021-11-20 06:40:38,831 INFO L130 BoogieDeclarations]: Found specification of procedure vol_attribute_show [2021-11-20 06:40:38,831 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_attribute_show [2021-11-20 06:40:38,831 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_peb_ec_hdr [2021-11-20 06:40:38,831 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_peb_ec_hdr [2021-11-20 06:40:38,831 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_vol_info [2021-11-20 06:40:38,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_vol_info [2021-11-20 06:40:38,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 06:40:38,832 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 06:40:38,832 INFO L130 BoogieDeclarations]: Found specification of procedure get_peb_for_wl [2021-11-20 06:40:38,832 INFO L138 BoogieDeclarations]: Found implementation of procedure get_peb_for_wl [2021-11-20 06:40:38,832 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 06:40:38,832 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 06:40:38,833 INFO L130 BoogieDeclarations]: Found specification of procedure path_put [2021-11-20 06:40:38,833 INFO L138 BoogieDeclarations]: Found implementation of procedure path_put [2021-11-20 06:40:38,833 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-11-20 06:40:38,833 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-11-20 06:40:38,833 INFO L130 BoogieDeclarations]: Found specification of procedure blocking_notifier_call_chain [2021-11-20 06:40:38,833 INFO L138 BoogieDeclarations]: Found implementation of procedure blocking_notifier_call_chain [2021-11-20 06:40:38,834 INFO L130 BoogieDeclarations]: Found specification of procedure create_vtbl [2021-11-20 06:40:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure create_vtbl [2021-11-20 06:40:38,834 INFO L130 BoogieDeclarations]: Found specification of procedure prandom_u32 [2021-11-20 06:40:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure prandom_u32 [2021-11-20 06:40:38,834 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-20 06:40:38,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-20 06:40:38,835 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2021-11-20 06:40:38,835 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2021-11-20 06:40:38,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:40:38,835 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-20 06:40:38,835 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-20 06:40:38,835 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_in_wl_tree [2021-11-20 06:40:38,835 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_in_wl_tree [2021-11-20 06:40:38,836 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_open_volume [2021-11-20 06:40:38,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_open_volume [2021-11-20 06:40:38,836 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_check_pattern [2021-11-20 06:40:38,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_check_pattern [2021-11-20 06:40:38,836 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_bitflip [2021-11-20 06:40:38,836 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_bitflip [2021-11-20 06:40:38,837 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_eba_write_leb [2021-11-20 06:40:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_eba_write_leb [2021-11-20 06:40:38,837 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_to_pdu [2021-11-20 06:40:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_to_pdu [2021-11-20 06:40:38,837 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-11-20 06:40:38,837 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-11-20 06:40:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2021-11-20 06:40:38,838 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2021-11-20 06:40:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 06:40:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure vol_cdev_fsync [2021-11-20 06:40:38,838 INFO L138 BoogieDeclarations]: Found implementation of procedure vol_cdev_fsync [2021-11-20 06:40:38,838 INFO L130 BoogieDeclarations]: Found specification of procedure get_mtd_device [2021-11-20 06:40:38,839 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mtd_device [2021-11-20 06:40:38,839 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_put_device [2021-11-20 06:40:38,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_put_device [2021-11-20 06:40:38,839 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-20 06:40:38,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-20 06:40:38,839 INFO L130 BoogieDeclarations]: Found specification of procedure clear_update_marker [2021-11-20 06:40:38,840 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_update_marker [2021-11-20 06:40:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-11-20 06:40:38,840 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-11-20 06:40:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-11-20 06:40:38,840 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-11-20 06:40:38,840 INFO L130 BoogieDeclarations]: Found specification of procedure scan_peb [2021-11-20 06:40:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_peb [2021-11-20 06:40:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-11-20 06:40:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-11-20 06:40:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure validate_vid_hdr___0 [2021-11-20 06:40:38,841 INFO L138 BoogieDeclarations]: Found implementation of procedure validate_vid_hdr___0 [2021-11-20 06:40:38,841 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_zalloc_vid_hdr___3 [2021-11-20 06:40:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_zalloc_vid_hdr___3 [2021-11-20 06:40:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_create [2021-11-20 06:40:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_create [2021-11-20 06:40:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:40:38,842 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_zalloc_vid_hdr___0 [2021-11-20 06:40:38,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_zalloc_vid_hdr___0 [2021-11-20 06:40:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_zalloc_vid_hdr___4 [2021-11-20 06:40:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_zalloc_vid_hdr___4 [2021-11-20 06:40:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_self_check_all_ff [2021-11-20 06:40:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_self_check_all_ff [2021-11-20 06:40:38,843 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2021-11-20 06:40:38,843 INFO L138 BoogieDeclarations]: Found implementation of procedure put_device [2021-11-20 06:40:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_is_eccerr [2021-11-20 06:40:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_is_eccerr [2021-11-20 06:40:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_close_volume [2021-11-20 06:40:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_close_volume [2021-11-20 06:40:38,844 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_put_peb [2021-11-20 06:40:38,844 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_put_peb [2021-11-20 06:40:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-11-20 06:40:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-11-20 06:40:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2021-11-20 06:40:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2021-11-20 06:40:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-20 06:40:38,845 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-20 06:40:38,845 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2021-11-20 06:40:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2021-11-20 06:40:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-20 06:40:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-20 06:40:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_do_work [2021-11-20 06:40:38,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_do_work [2021-11-20 06:40:38,846 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-20 06:40:38,847 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-20 06:40:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-20 06:40:38,847 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-20 06:40:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_wear_leveling [2021-11-20 06:40:38,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_wear_leveling [2021-11-20 06:40:38,847 INFO L130 BoogieDeclarations]: Found specification of procedure simple_read_from_buffer [2021-11-20 06:40:38,847 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_read_from_buffer [2021-11-20 06:40:38,848 INFO L130 BoogieDeclarations]: Found specification of procedure leb_read_unlock [2021-11-20 06:40:38,848 INFO L138 BoogieDeclarations]: Found implementation of procedure leb_read_unlock [2021-11-20 06:40:38,848 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-20 06:40:38,848 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-20 06:40:38,848 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_next_sqnum [2021-11-20 06:40:38,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_next_sqnum [2021-11-20 06:40:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_read_ec_hdr [2021-11-20 06:40:38,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_read_ec_hdr [2021-11-20 06:40:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure ltree_add_entry [2021-11-20 06:40:38,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ltree_add_entry [2021-11-20 06:40:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure revoke_exclusive [2021-11-20 06:40:38,849 INFO L138 BoogieDeclarations]: Found implementation of procedure revoke_exclusive [2021-11-20 06:40:38,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 06:40:38,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 06:40:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure blk_mq_rq_from_pdu [2021-11-20 06:40:38,850 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_mq_rq_from_pdu [2021-11-20 06:40:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure return_unused_pool_pebs [2021-11-20 06:40:38,850 INFO L138 BoogieDeclarations]: Found implementation of procedure return_unused_pool_pebs [2021-11-20 06:40:38,850 INFO L130 BoogieDeclarations]: Found specification of procedure shutdown_work [2021-11-20 06:40:38,850 INFO L138 BoogieDeclarations]: Found implementation of procedure shutdown_work [2021-11-20 06:40:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-20 06:40:38,851 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-20 06:40:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-20 06:40:38,851 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-20 06:40:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dump_vtbl_record [2021-11-20 06:40:38,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dump_vtbl_record [2021-11-20 06:40:38,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-11-20 06:40:38,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-11-20 06:40:38,852 INFO L130 BoogieDeclarations]: Found specification of procedure erase_worker [2021-11-20 06:40:38,852 INFO L138 BoogieDeclarations]: Found implementation of procedure erase_worker [2021-11-20 06:40:38,852 INFO L130 BoogieDeclarations]: Found specification of procedure do_sync_erase [2021-11-20 06:40:38,852 INFO L138 BoogieDeclarations]: Found implementation of procedure do_sync_erase [2021-11-20 06:40:38,852 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_add_to_av [2021-11-20 06:40:38,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_add_to_av [2021-11-20 06:40:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-11-20 06:40:38,853 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-11-20 06:40:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2021-11-20 06:40:38,853 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2021-11-20 06:40:38,853 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 06:40:38,853 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 06:40:38,854 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-11-20 06:40:38,854 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-11-20 06:40:38,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:40:38,854 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2021-11-20 06:40:38,854 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2021-11-20 06:40:38,854 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_remove_volume [2021-11-20 06:40:38,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_remove_volume [2021-11-20 06:40:38,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 06:40:38,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 06:40:38,855 INFO L130 BoogieDeclarations]: Found specification of procedure ltree_lookup [2021-11-20 06:40:38,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ltree_lookup [2021-11-20 06:40:38,855 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_getgeo [2021-11-20 06:40:38,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_getgeo [2021-11-20 06:40:38,856 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2021-11-20 06:40:38,856 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2021-11-20 06:40:38,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-20 06:40:38,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-20 06:40:38,856 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-20 06:40:38,856 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-20 06:40:38,856 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_wl_flush [2021-11-20 06:40:38,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_wl_flush [2021-11-20 06:40:38,857 INFO L130 BoogieDeclarations]: Found specification of procedure wl_entry_destroy [2021-11-20 06:40:38,857 INFO L138 BoogieDeclarations]: Found implementation of procedure wl_entry_destroy [2021-11-20 06:40:38,857 INFO L130 BoogieDeclarations]: Found specification of procedure d_backing_inode [2021-11-20 06:40:38,857 INFO L138 BoogieDeclarations]: Found implementation of procedure d_backing_inode [2021-11-20 06:40:38,857 INFO L130 BoogieDeclarations]: Found specification of procedure add_to_list [2021-11-20 06:40:38,857 INFO L138 BoogieDeclarations]: Found implementation of procedure add_to_list [2021-11-20 06:40:38,858 INFO L130 BoogieDeclarations]: Found specification of procedure self_check_volumes [2021-11-20 06:40:38,858 INFO L138 BoogieDeclarations]: Found implementation of procedure self_check_volumes [2021-11-20 06:40:38,858 INFO L130 BoogieDeclarations]: Found specification of procedure kill_volumes [2021-11-20 06:40:38,858 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_volumes [2021-11-20 06:40:38,858 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_dbg_is_bgt_disabled [2021-11-20 06:40:38,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_dbg_is_bgt_disabled [2021-11-20 06:40:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_notify_all [2021-11-20 06:40:38,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_notify_all [2021-11-20 06:40:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-11-20 06:40:38,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-11-20 06:40:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_write [2021-11-20 06:40:38,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_write [2021-11-20 06:40:38,859 INFO L130 BoogieDeclarations]: Found specification of procedure imajor [2021-11-20 06:40:38,860 INFO L138 BoogieDeclarations]: Found implementation of procedure imajor [2021-11-20 06:40:38,860 INFO L130 BoogieDeclarations]: Found specification of procedure scan_pool [2021-11-20 06:40:38,860 INFO L138 BoogieDeclarations]: Found implementation of procedure scan_pool [2021-11-20 06:40:38,860 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-20 06:40:38,860 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-20 06:40:38,860 INFO L130 BoogieDeclarations]: Found specification of procedure add_aeb [2021-11-20 06:40:38,861 INFO L138 BoogieDeclarations]: Found implementation of procedure add_aeb [2021-11-20 06:40:38,861 INFO L130 BoogieDeclarations]: Found specification of procedure leb_read_sanity_check [2021-11-20 06:40:38,861 INFO L138 BoogieDeclarations]: Found implementation of procedure leb_read_sanity_check [2021-11-20 06:40:38,861 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_resize [2021-11-20 06:40:38,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_resize [2021-11-20 06:40:38,861 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-11-20 06:40:38,862 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-11-20 06:40:38,862 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_read [2021-11-20 06:40:38,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mtd_read [2021-11-20 06:40:38,862 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_debugfs_exit [2021-11-20 06:40:38,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_debugfs_exit [2021-11-20 06:40:38,862 INFO L130 BoogieDeclarations]: Found specification of procedure get_exclusive [2021-11-20 06:40:38,863 INFO L138 BoogieDeclarations]: Found implementation of procedure get_exclusive [2021-11-20 06:40:38,863 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_major2num [2021-11-20 06:40:38,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_major2num [2021-11-20 06:40:38,863 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_do_get_volume_info [2021-11-20 06:40:38,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_do_get_volume_info [2021-11-20 06:40:38,863 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2021-11-20 06:40:38,863 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2021-11-20 06:40:38,864 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2021-11-20 06:40:38,864 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2021-11-20 06:40:38,864 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-11-20 06:40:38,864 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-11-20 06:40:38,864 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-20 06:40:38,864 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-20 06:40:38,865 INFO L130 BoogieDeclarations]: Found specification of procedure no_llseek [2021-11-20 06:40:38,865 INFO L138 BoogieDeclarations]: Found implementation of procedure no_llseek [2021-11-20 06:40:38,865 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_get_volume_info [2021-11-20 06:40:38,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_get_volume_info [2021-11-20 06:40:38,865 INFO L130 BoogieDeclarations]: Found specification of procedure tree_destroy [2021-11-20 06:40:38,865 INFO L138 BoogieDeclarations]: Found implementation of procedure tree_destroy [2021-11-20 06:40:38,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:40:38,866 INFO L130 BoogieDeclarations]: Found specification of procedure ubi_io_write_ec_hdr [2021-11-20 06:40:38,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ubi_io_write_ec_hdr [2021-11-20 06:40:38,866 INFO L130 BoogieDeclarations]: Found specification of procedure find_anchor_wl_entry [2021-11-20 06:40:38,866 INFO L138 BoogieDeclarations]: Found implementation of procedure find_anchor_wl_entry [2021-11-20 06:40:38,866 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2021-11-20 06:40:38,866 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtouint [2021-11-20 06:40:38,866 INFO L130 BoogieDeclarations]: Found specification of procedure ubiblock_notify [2021-11-20 06:40:38,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ubiblock_notify [2021-11-20 06:40:38,867 INFO L130 BoogieDeclarations]: Found specification of procedure wl_tree_add [2021-11-20 06:40:38,867 INFO L138 BoogieDeclarations]: Found implementation of procedure wl_tree_add [2021-11-20 06:40:41,831 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:40:41,837 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:40:42,130 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 06:46:27,847 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:46:27,903 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:46:27,904 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-20 06:46:27,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:46:27 BoogieIcfgContainer [2021-11-20 06:46:27,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:46:27,915 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:46:27,915 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:46:27,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:46:27,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:40:25" (1/3) ... [2021-11-20 06:46:27,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@233da10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:46:27, skipping insertion in model container [2021-11-20 06:46:27,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:40:35" (2/3) ... [2021-11-20 06:46:27,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@233da10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:46:27, skipping insertion in model container [2021-11-20 06:46:27,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:46:27" (3/3) ... [2021-11-20 06:46:27,921 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--mtd--ubi--ubi.ko-entry_point.cil.out.i [2021-11-20 06:46:27,927 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:46:27,927 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 06:46:28,018 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 06:46:28,025 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 06:46:28,025 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 06:46:28,198 INFO L276 IsEmpty]: Start isEmpty. Operand has 8865 states, 5890 states have (on average 1.3743633276740237) internal successors, (8095), 6142 states have internal predecessors, (8095), 2705 states have call successors, (2705), 269 states have call predecessors, (2705), 268 states have return successors, (2675), 2640 states have call predecessors, (2675), 2675 states have call successors, (2675) [2021-11-20 06:46:28,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2021-11-20 06:46:28,259 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:46:28,260 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 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] [2021-11-20 06:46:28,261 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:46:28,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:46:28,267 INFO L85 PathProgramCache]: Analyzing trace with hash -439348409, now seen corresponding path program 1 times [2021-11-20 06:46:28,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:46:28,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523142171] [2021-11-20 06:46:28,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:46:28,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:46:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:29,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:46:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:29,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:29,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:29,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:29,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 06:46:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:29,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:29,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:29,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:29,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 06:46:29,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 06:46:30,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 06:46:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 06:46:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 06:46:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 06:46:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 06:46:30,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:46:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 06:46:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 06:46:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 06:46:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 06:46:30,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 06:46:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 06:46:30,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-20 06:46:30,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-20 06:46:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-20 06:46:30,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:30,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:30,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:30,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-20 06:46:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-20 06:46:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-20 06:46:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-11-20 06:46:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-20 06:46:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2021-11-20 06:46:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 06:46:31,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2021-11-20 06:46:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-11-20 06:46:31,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-11-20 06:46:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-11-20 06:46:31,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2021-11-20 06:46:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-20 06:46:31,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-11-20 06:46:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-11-20 06:46:31,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2021-11-20 06:46:31,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2021-11-20 06:46:31,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2021-11-20 06:46:31,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:46:31,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-20 06:46:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2021-11-20 06:46:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:31,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 654 [2021-11-20 06:46:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:32,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2021-11-20 06:46:32,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:32,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-11-20 06:46:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:32,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:46:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:32,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-20 06:46:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:46:32,172 INFO L134 CoverageAnalysis]: Checked inductivity of 9333 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9333 trivial. 0 not checked. [2021-11-20 06:46:32,172 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:46:32,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523142171] [2021-11-20 06:46:32,174 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523142171] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:46:32,174 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:46:32,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 06:46:32,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137206243] [2021-11-20 06:46:32,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:46:32,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 06:46:32,183 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:46:32,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 06:46:32,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-20 06:46:32,235 INFO L87 Difference]: Start difference. First operand has 8865 states, 5890 states have (on average 1.3743633276740237) internal successors, (8095), 6142 states have internal predecessors, (8095), 2705 states have call successors, (2705), 269 states have call predecessors, (2705), 268 states have return successors, (2675), 2640 states have call predecessors, (2675), 2675 states have call successors, (2675) Second operand has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (51), 7 states have call predecessors, (51), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-20 06:46:42,520 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.57s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:46:44,566 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:46:54,573 WARN L515 Checker$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 06:47:20,077 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:47:30,471 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:47:35,989 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:47:38,744 WARN L515 Checker$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 06:47:50,439 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:48:13,492 WARN L515 Checker$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 06:49:00,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:49:00,178 INFO L93 Difference]: Finished difference Result 19437 states and 30806 transitions. [2021-11-20 06:49:00,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-20 06:49:00,182 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (51), 7 states have call predecessors, (51), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 703 [2021-11-20 06:49:00,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:49:00,325 INFO L225 Difference]: With dead ends: 19437 [2021-11-20 06:49:00,326 INFO L226 Difference]: Without dead ends: 10522 [2021-11-20 06:49:00,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-11-20 06:49:00,448 INFO L933 BasicCegarLoop]: 12258 mSDtfsCounter, 7171 mSDsluCounter, 17518 mSDsCounter, 0 mSdLazyCounter, 21007 mSolverCounterSat, 7203 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 136.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8482 SdHoareTripleChecker+Valid, 29776 SdHoareTripleChecker+Invalid, 28218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 7203 IncrementalHoareTripleChecker+Valid, 21007 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 146.0s IncrementalHoareTripleChecker+Time [2021-11-20 06:49:00,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8482 Valid, 29776 Invalid, 28218 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [7203 Valid, 21007 Invalid, 8 Unknown, 0 Unchecked, 146.0s Time] [2021-11-20 06:49:00,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10522 states. [2021-11-20 06:49:01,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10522 to 8815. [2021-11-20 06:49:01,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8815 states, 5876 states have (on average 1.368277739959156) internal successors, (8040), 6096 states have internal predecessors, (8040), 2671 states have call successors, (2671), 268 states have call predecessors, (2671), 267 states have return successors, (2669), 2634 states have call predecessors, (2669), 2669 states have call successors, (2669) [2021-11-20 06:49:01,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8815 states to 8815 states and 13380 transitions. [2021-11-20 06:49:01,446 INFO L78 Accepts]: Start accepts. Automaton has 8815 states and 13380 transitions. Word has length 703 [2021-11-20 06:49:01,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:49:01,447 INFO L470 AbstractCegarLoop]: Abstraction has 8815 states and 13380 transitions. [2021-11-20 06:49:01,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 2 states have internal predecessors, (129), 2 states have call successors, (51), 7 states have call predecessors, (51), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-20 06:49:01,449 INFO L276 IsEmpty]: Start isEmpty. Operand 8815 states and 13380 transitions. [2021-11-20 06:49:01,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 704 [2021-11-20 06:49:01,489 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:49:01,490 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 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] [2021-11-20 06:49:01,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 06:49:01,491 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:49:01,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:49:01,492 INFO L85 PathProgramCache]: Analyzing trace with hash 653195453, now seen corresponding path program 1 times [2021-11-20 06:49:01,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:49:01,492 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30411017] [2021-11-20 06:49:01,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:49:01,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:49:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:02,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:49:02,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:02,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:02,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:02,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:02,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 06:49:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 06:49:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 06:49:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 06:49:03,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 06:49:03,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 06:49:03,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 06:49:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 06:49:03,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:49:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 06:49:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 06:49:03,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 06:49:03,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 06:49:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 06:49:03,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 06:49:03,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-20 06:49:03,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-20 06:49:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-20 06:49:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-20 06:49:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-20 06:49:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-20 06:49:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-11-20 06:49:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-20 06:49:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2021-11-20 06:49:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 06:49:03,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2021-11-20 06:49:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-11-20 06:49:03,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-11-20 06:49:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:03,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-11-20 06:49:04,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:04,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2021-11-20 06:49:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-20 06:49:04,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-11-20 06:49:04,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:04,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-11-20 06:49:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:04,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2021-11-20 06:49:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 598 [2021-11-20 06:49:04,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 614 [2021-11-20 06:49:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:49:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 630 [2021-11-20 06:49:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 641 [2021-11-20 06:49:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 654 [2021-11-20 06:49:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 663 [2021-11-20 06:49:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 671 [2021-11-20 06:49:04,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:49:04,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-20 06:49:04,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:49:04,671 INFO L134 CoverageAnalysis]: Checked inductivity of 9333 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9333 trivial. 0 not checked. [2021-11-20 06:49:04,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:49:04,671 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30411017] [2021-11-20 06:49:04,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30411017] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:49:04,672 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:49:04,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-20 06:49:04,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424367984] [2021-11-20 06:49:04,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:49:04,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-20 06:49:04,676 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:49:04,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-20 06:49:04,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-11-20 06:49:04,677 INFO L87 Difference]: Start difference. First operand 8815 states and 13380 transitions. Second operand has 8 states, 8 states have (on average 16.125) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (51), 7 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-20 06:49:19,457 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:49:21,339 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:49:24,332 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:50:10,396 WARN L515 Checker$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 06:50:13,448 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:50:28,484 WARN L515 Checker$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 06:50:33,373 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:50:37,718 WARN L515 Checker$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 06:50:42,140 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:50:51,987 WARN L515 Checker$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 06:51:04,025 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:51:11,352 WARN L515 Checker$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 06:51:38,617 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 06:52:50,561 WARN L515 Checker$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 06:52:57,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:52:57,980 INFO L93 Difference]: Finished difference Result 29653 states and 46243 transitions. [2021-11-20 06:52:57,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-20 06:52:57,980 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.125) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (51), 7 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 703 [2021-11-20 06:52:57,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:52:58,176 INFO L225 Difference]: With dead ends: 29653 [2021-11-20 06:52:58,176 INFO L226 Difference]: Without dead ends: 20913 [2021-11-20 06:52:58,227 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 243 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2021-11-20 06:52:58,229 INFO L933 BasicCegarLoop]: 17806 mSDtfsCounter, 22243 mSDsluCounter, 28519 mSDsCounter, 0 mSdLazyCounter, 33296 mSolverCounterSat, 16212 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 214.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25159 SdHoareTripleChecker+Valid, 46325 SdHoareTripleChecker+Invalid, 49519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.5s SdHoareTripleChecker+Time, 16212 IncrementalHoareTripleChecker+Valid, 33296 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 230.2s IncrementalHoareTripleChecker+Time [2021-11-20 06:52:58,229 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [25159 Valid, 46325 Invalid, 49519 Unknown, 0 Unchecked, 0.5s Time], IncrementalHoareTripleChecker [16212 Valid, 33296 Invalid, 11 Unknown, 0 Unchecked, 230.2s Time] [2021-11-20 06:52:58,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20913 states. [2021-11-20 06:52:59,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20913 to 17495. [2021-11-20 06:52:59,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17495 states, 11673 states have (on average 1.3696564722008053) internal successors, (15988), 12112 states have internal predecessors, (15988), 5288 states have call successors, (5288), 534 states have call predecessors, (5288), 533 states have return successors, (5286), 5216 states have call predecessors, (5286), 5286 states have call successors, (5286) [2021-11-20 06:52:59,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17495 states to 17495 states and 26562 transitions. [2021-11-20 06:52:59,976 INFO L78 Accepts]: Start accepts. Automaton has 17495 states and 26562 transitions. Word has length 703 [2021-11-20 06:52:59,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:52:59,979 INFO L470 AbstractCegarLoop]: Abstraction has 17495 states and 26562 transitions. [2021-11-20 06:52:59,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.125) internal successors, (129), 3 states have internal predecessors, (129), 2 states have call successors, (51), 7 states have call predecessors, (51), 1 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-20 06:52:59,980 INFO L276 IsEmpty]: Start isEmpty. Operand 17495 states and 26562 transitions. [2021-11-20 06:53:00,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2021-11-20 06:53:00,026 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:53:00,027 INFO L514 BasicCegarLoop]: trace histogram [35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 35, 6, 6, 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] [2021-11-20 06:53:00,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 06:53:00,028 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:53:00,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:53:00,029 INFO L85 PathProgramCache]: Analyzing trace with hash -234863573, now seen corresponding path program 1 times [2021-11-20 06:53:00,029 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:53:00,029 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696060861] [2021-11-20 06:53:00,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:00,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:53:00,882 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-20 06:53:00,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1473223006] [2021-11-20 06:53:00,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:00,883 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:53:00,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:53:00,888 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-20 06:53:00,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-20 06:53:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:05,784 INFO L263 TraceCheckSpWp]: Trace formula consists of 15760 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-20 06:53:05,835 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-20 06:53:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8378 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8378 trivial. 0 not checked. [2021-11-20 06:53:07,917 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-20 06:53:07,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:53:07,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696060861] [2021-11-20 06:53:07,918 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-20 06:53:07,918 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1473223006] [2021-11-20 06:53:07,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1473223006] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:53:07,918 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:53:07,919 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-20 06:53:07,919 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416609394] [2021-11-20 06:53:07,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:53:07,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-20 06:53:07,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:53:07,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-20 06:53:07,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:53:07,922 INFO L87 Difference]: Start difference. First operand 17495 states and 26562 transitions. Second operand has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-20 06:53:09,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 06:53:09,797 INFO L93 Difference]: Finished difference Result 40809 states and 61608 transitions. [2021-11-20 06:53:09,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-20 06:53:09,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 685 [2021-11-20 06:53:09,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 06:53:10,065 INFO L225 Difference]: With dead ends: 40809 [2021-11-20 06:53:10,066 INFO L226 Difference]: Without dead ends: 34487 [2021-11-20 06:53:10,123 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 684 GetRequests, 683 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-20 06:53:10,126 INFO L933 BasicCegarLoop]: 21154 mSDtfsCounter, 13339 mSDsluCounter, 12973 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13339 SdHoareTripleChecker+Valid, 34127 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-20 06:53:10,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13339 Valid, 34127 Invalid, 13 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-20 06:53:10,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34487 states. [2021-11-20 06:53:12,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34487 to 34483. [2021-11-20 06:53:13,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34483 states, 23022 states have (on average 1.3713838936669274) internal successors, (31572), 23889 states have internal predecessors, (31572), 10406 states have call successors, (10406), 1055 states have call predecessors, (10406), 1054 states have return successors, (10404), 10264 states have call predecessors, (10404), 10404 states have call successors, (10404) [2021-11-20 06:53:13,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34483 states to 34483 states and 52382 transitions. [2021-11-20 06:53:13,626 INFO L78 Accepts]: Start accepts. Automaton has 34483 states and 52382 transitions. Word has length 685 [2021-11-20 06:53:13,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 06:53:13,628 INFO L470 AbstractCegarLoop]: Abstraction has 34483 states and 52382 transitions. [2021-11-20 06:53:13,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 2 states have call successors, (57), 2 states have call predecessors, (57), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2021-11-20 06:53:13,629 INFO L276 IsEmpty]: Start isEmpty. Operand 34483 states and 52382 transitions. [2021-11-20 06:53:13,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 707 [2021-11-20 06:53:13,686 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 06:53:13,687 INFO L514 BasicCegarLoop]: trace histogram [37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 37, 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] [2021-11-20 06:53:13,769 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-20 06:53:13,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bc6ed7bb-0034-4b80-9b14-5ad69af73866/bin/uautomizer-DQz5hQGWxF/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-20 06:53:13,907 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 06:53:13,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 06:53:13,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1482720923, now seen corresponding path program 1 times [2021-11-20 06:53:13,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 06:53:13,908 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34691192] [2021-11-20 06:53:13,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 06:53:13,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 06:53:14,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 06:53:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 06:53:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 06:53:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 06:53:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 06:53:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 06:53:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 06:53:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 06:53:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 06:53:15,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 06:53:15,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:15,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:15,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 06:53:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 06:53:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 06:53:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 06:53:16,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 06:53:16,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-11-20 06:53:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-20 06:53:16,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-11-20 06:53:16,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-11-20 06:53:16,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-11-20 06:53:16,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-20 06:53:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-11-20 06:53:16,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-11-20 06:53:16,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-11-20 06:53:16,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2021-11-20 06:53:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-11-20 06:53:16,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2021-11-20 06:53:16,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 434 [2021-11-20 06:53:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2021-11-20 06:53:16,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2021-11-20 06:53:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 482 [2021-11-20 06:53:16,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-20 06:53:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 514 [2021-11-20 06:53:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 530 [2021-11-20 06:53:16,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 546 [2021-11-20 06:53:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:16,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 584 [2021-11-20 06:53:17,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-11-20 06:53:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:17,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 06:53:17,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 623 [2021-11-20 06:53:17,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 635 [2021-11-20 06:53:17,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 646 [2021-11-20 06:53:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 666 [2021-11-20 06:53:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 674 [2021-11-20 06:53:17,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 06:53:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-20 06:53:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 06:53:17,518 INFO L134 CoverageAnalysis]: Checked inductivity of 9328 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9328 trivial. 0 not checked. [2021-11-20 06:53:17,518 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 06:53:17,518 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34691192] [2021-11-20 06:53:17,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34691192] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 06:53:17,519 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 06:53:17,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-11-20 06:53:17,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996265906] [2021-11-20 06:53:17,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 06:53:17,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-20 06:53:17,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 06:53:17,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-20 06:53:17,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-11-20 06:53:17,523 INFO L87 Difference]: Start difference. First operand 34483 states and 52382 transitions. Second operand has 10 states, 10 states have (on average 13.3) internal successors, (133), 4 states have internal predecessors, (133), 3 states have call successors, (53), 8 states have call predecessors, (53), 1 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49)