./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-08_1a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa --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 4db8db2f760efd50e1ad5a4f35fc9ca5aab79434bff338d50d43352165108e91 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 21:03:55,206 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 21:03:55,208 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 21:03:55,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 21:03:55,239 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 21:03:55,240 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 21:03:55,242 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 21:03:55,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 21:03:55,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 21:03:55,247 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 21:03:55,248 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 21:03:55,249 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 21:03:55,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 21:03:55,251 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 21:03:55,252 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 21:03:55,254 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 21:03:55,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 21:03:55,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 21:03:55,257 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 21:03:55,260 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 21:03:55,261 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 21:03:55,263 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 21:03:55,264 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 21:03:55,265 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 21:03:55,268 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 21:03:55,269 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 21:03:55,269 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 21:03:55,270 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 21:03:55,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 21:03:55,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 21:03:55,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 21:03:55,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 21:03:55,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 21:03:55,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 21:03:55,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 21:03:55,276 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 21:03:55,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 21:03:55,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 21:03:55,277 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 21:03:55,278 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 21:03:55,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 21:03:55,279 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 21:03:55,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 21:03:55,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 21:03:55,296 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 21:03:55,296 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 21:03:55,297 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 21:03:55,297 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 21:03:55,297 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 21:03:55,298 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 21:03:55,298 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 21:03:55,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 21:03:55,298 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 21:03:55,298 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 21:03:55,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 21:03:55,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 21:03:55,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 21:03:55,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 21:03:55,299 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 21:03:55,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 21:03:55,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 21:03:55,299 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 21:03:55,299 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 21:03:55,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:03:55,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 21:03:55,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 21:03:55,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 21:03:55,300 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 21:03:55,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 21:03:55,300 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 21:03:55,300 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 21:03:55,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 21:03:55,301 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 21:03:55,301 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_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4db8db2f760efd50e1ad5a4f35fc9ca5aab79434bff338d50d43352165108e91 [2021-12-06 21:03:55,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 21:03:55,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 21:03:55,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 21:03:55,493 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 21:03:55,493 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 21:03:55,494 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i [2021-12-06 21:03:55,534 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/data/d09b49e3a/b771f1a7fc064b97bbdd5e654b679948/FLAG9fef76847 [2021-12-06 21:03:56,305 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 21:03:56,305 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i [2021-12-06 21:03:56,350 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/data/d09b49e3a/b771f1a7fc064b97bbdd5e654b679948/FLAG9fef76847 [2021-12-06 21:03:56,563 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/data/d09b49e3a/b771f1a7fc064b97bbdd5e654b679948 [2021-12-06 21:03:56,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 21:03:56,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 21:03:56,567 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 21:03:56,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 21:03:56,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 21:03:56,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:03:56" (1/1) ... [2021-12-06 21:03:56,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c3caaa6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:03:56, skipping insertion in model container [2021-12-06 21:03:56,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 09:03:56" (1/1) ... [2021-12-06 21:03:56,575 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 21:03:56,732 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 21:04:02,920 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_5ebae0ee-e65e-49bd-a450-7939cca93e3c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i[726415,726428] [2021-12-06 21:04:02,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:04:03,024 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 21:04:03,856 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_5ebae0ee-e65e-49bd-a450-7939cca93e3c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i[726415,726428] [2021-12-06 21:04:03,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 21:04:04,088 INFO L208 MainTranslator]: Completed translation [2021-12-06 21:04:04,088 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04 WrapperNode [2021-12-06 21:04:04,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 21:04:04,089 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 21:04:04,089 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 21:04:04,089 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 21:04:04,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:04,215 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:04,559 INFO L137 Inliner]: procedures = 844, calls = 7207, calls flagged for inlining = 338, calls inlined = 313, statements flattened = 15249 [2021-12-06 21:04:04,559 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 21:04:04,560 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 21:04:04,560 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 21:04:04,560 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 21:04:04,568 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:04,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:04,684 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:04,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:04,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:05,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:05,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:05,280 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 21:04:05,281 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 21:04:05,281 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 21:04:05,281 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 21:04:05,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (1/1) ... [2021-12-06 21:04:05,286 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 21:04:05,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 21:04:05,305 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 21:04:05,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ebae0ee-e65e-49bd-a450-7939cca93e3c/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 21:04:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_path_seq_stop [2021-12-06 21:04:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_path_seq_stop [2021-12-06 21:04:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_alloc_rx_skb [2021-12-06 21:04:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_alloc_rx_skb [2021-12-06 21:04:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_mcast_find [2021-12-06 21:04:05,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_mcast_find [2021-12-06 21:04:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dst_drop [2021-12-06 21:04:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dst_drop [2021-12-06 21:04:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cq [2021-12-06 21:04:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cq [2021-12-06 21:04:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-12-06 21:04:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-12-06 21:04:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure update_child_pkey [2021-12-06 21:04:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure update_child_pkey [2021-12-06 21:04:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure __path_find [2021-12-06 21:04:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __path_find [2021-12-06 21:04:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-06 21:04:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-06 21:04:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure format_gid [2021-12-06 21:04:05,363 INFO L138 BoogieDeclarations]: Found implementation of procedure format_gid [2021-12-06 21:04:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_get [2021-12-06 21:04:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_get [2021-12-06 21:04:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_pkey_attr [2021-12-06 21:04:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_pkey_attr [2021-12-06 21:04:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work [2021-12-06 21:04:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work [2021-12-06 21:04:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_post_receive [2021-12-06 21:04:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_post_receive [2021-12-06 21:04:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-12-06 21:04:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-12-06 21:04:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-06 21:04:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-12-06 21:04:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure update_parent_pkey [2021-12-06 21:04:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure update_parent_pkey [2021-12-06 21:04:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure nla_get_u16 [2021-12-06 21:04:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_get_u16 [2021-12-06 21:04:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-06 21:04:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-06 21:04:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 21:04:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 21:04:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_mode [2021-12-06 21:04:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_mode [2021-12-06 21:04:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_port [2021-12-06 21:04:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_port [2021-12-06 21:04:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_intf_alloc [2021-12-06 21:04:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_intf_alloc [2021-12-06 21:04:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2021-12-06 21:04:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2021-12-06 21:04:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure rb_next [2021-12-06 21:04:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_next [2021-12-06 21:04:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-12-06 21:04:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-12-06 21:04:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure restart_syscall [2021-12-06 21:04:05,366 INFO L138 BoogieDeclarations]: Found implementation of procedure restart_syscall [2021-12-06 21:04:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-06 21:04:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_fill_info [2021-12-06 21:04:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_fill_info [2021-12-06 21:04:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size_set [2021-12-06 21:04:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size_set [2021-12-06 21:04:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 21:04:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 21:04:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-06 21:04:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 21:04:05,367 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 21:04:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cq [2021-12-06 21:04:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cq [2021-12-06 21:04:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-12-06 21:04:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-12-06 21:04:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_get_iflink [2021-12-06 21:04:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_get_iflink [2021-12-06 21:04:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-12-06 21:04:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-12-06 21:04:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-06 21:04:05,368 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-06 21:04:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2021-12-06 21:04:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2021-12-06 21:04:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 21:04:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 21:04:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_port [2021-12-06 21:04:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_port [2021-12-06 21:04:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_srq [2021-12-06 21:04:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_srq [2021-12-06 21:04:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock___0 [2021-12-06 21:04:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock___0 [2021-12-06 21:04:05,369 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock___2 [2021-12-06 21:04:05,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock___2 [2021-12-06 21:04:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_flush_normal [2021-12-06 21:04:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_flush_normal [2021-12-06 21:04:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-06 21:04:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-06 21:04:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_dtor [2021-12-06 21:04:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_dtor [2021-12-06 21:04:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_changelink [2021-12-06 21:04:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_changelink [2021-12-06 21:04:05,370 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_free [2021-12-06 21:04:05,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_free [2021-12-06 21:04:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-06 21:04:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-06 21:04:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_start_rx_drain [2021-12-06 21:04:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_start_rx_drain [2021-12-06 21:04:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure path_rec_start [2021-12-06 21:04:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure path_rec_start [2021-12-06 21:04:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure seq_open [2021-12-06 21:04:05,371 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_open [2021-12-06 21:04:05,371 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_11 [2021-12-06 21:04:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_11 [2021-12-06 21:04:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 21:04:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_update_features [2021-12-06 21:04:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_update_features [2021-12-06 21:04:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_alloc [2021-12-06 21:04:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_alloc [2021-12-06 21:04:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-06 21:04:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-06 21:04:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_mcast_list [2021-12-06 21:04:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_mcast_list [2021-12-06 21:04:05,372 INFO L130 BoogieDeclarations]: Found specification of procedure list_move_tail [2021-12-06 21:04:05,372 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move_tail [2021-12-06 21:04:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-06 21:04:05,373 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-06 21:04:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcg_seq_stop [2021-12-06 21:04:05,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcg_seq_stop [2021-12-06 21:04:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-12-06 21:04:05,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-12-06 21:04:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_get [2021-12-06 21:04:05,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_get [2021-12-06 21:04:05,373 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-06 21:04:05,373 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-06 21:04:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-06 21:04:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-06 21:04:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-06 21:04:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-06 21:04:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-06 21:04:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-06 21:04:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 21:04:05,374 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dev_stop [2021-12-06 21:04:05,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dev_stop [2021-12-06 21:04:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_qp [2021-12-06 21:04:05,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_qp [2021-12-06 21:04:05,375 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-06 21:04:05,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-06 21:04:05,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 21:04:05,393 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_rx_reap [2021-12-06 21:04:05,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_rx_reap [2021-12-06 21:04:05,393 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2021-12-06 21:04:05,393 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2021-12-06 21:04:05,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 21:04:05,393 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-06 21:04:05,393 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-06 21:04:05,393 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-06 21:04:05,393 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-06 21:04:05,394 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-06 21:04:05,394 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_flush_light [2021-12-06 21:04:05,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_flush_light [2021-12-06 21:04:05,394 INFO L130 BoogieDeclarations]: Found specification of procedure ib_mtu_enum_to_int [2021-12-06 21:04:05,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_mtu_enum_to_int [2021-12-06 21:04:05,394 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___0 [2021-12-06 21:04:05,394 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___0 [2021-12-06 21:04:05,394 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-06 21:04:05,394 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-06 21:04:05,395 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___2 [2021-12-06 21:04:05,395 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___2 [2021-12-06 21:04:05,395 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work___1 [2021-12-06 21:04:05,395 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work___1 [2021-12-06 21:04:05,395 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_skb_cb [2021-12-06 21:04:05,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_skb_cb [2021-12-06 21:04:05,395 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-06 21:04:05,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-06 21:04:05,395 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-06 21:04:05,395 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-06 21:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-12-06 21:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-12-06 21:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-06 21:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-06 21:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_change_mtu [2021-12-06 21:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_change_mtu [2021-12-06 21:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2021-12-06 21:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2021-12-06 21:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-12-06 21:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-12-06 21:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 21:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 21:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-06 21:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-06 21:04:05,397 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_page___0 [2021-12-06 21:04:05,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_page___0 [2021-12-06 21:04:05,397 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh___1 [2021-12-06 21:04:05,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh___1 [2021-12-06 21:04:05,397 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh___2 [2021-12-06 21:04:05,397 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh___2 [2021-12-06 21:04:05,397 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_has_srq [2021-12-06 21:04:05,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_has_srq [2021-12-06 21:04:05,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 21:04:05,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 21:04:05,397 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-06 21:04:05,397 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-06 21:04:05,397 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-06 21:04:05,398 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-06 21:04:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 21:04:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 21:04:05,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-06 21:04:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_post_receives [2021-12-06 21:04:05,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_post_receives [2021-12-06 21:04:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_free [2021-12-06 21:04:05,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_free [2021-12-06 21:04:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 21:04:05,398 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 21:04:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-06 21:04:05,398 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-06 21:04:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-06 21:04:05,398 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_skb_too_long [2021-12-06 21:04:05,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_skb_too_long [2021-12-06 21:04:05,399 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_mcast_schedule_join_thread [2021-12-06 21:04:05,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_mcast_schedule_join_thread [2021-12-06 21:04:05,399 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2021-12-06 21:04:05,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2021-12-06 21:04:05,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 21:04:05,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 21:04:05,399 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2021-12-06 21:04:05,399 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2021-12-06 21:04:05,399 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-12-06 21:04:05,399 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-12-06 21:04:05,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 21:04:05,399 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 21:04:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure show_umcast [2021-12-06 21:04:05,400 INFO L138 BoogieDeclarations]: Found implementation of procedure show_umcast [2021-12-06 21:04:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-06 21:04:05,400 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-06 21:04:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-06 21:04:05,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-06 21:04:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_free_rx_reap_list [2021-12-06 21:04:05,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_free_rx_reap_list [2021-12-06 21:04:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dst [2021-12-06 21:04:05,400 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dst [2021-12-06 21:04:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-06 21:04:05,400 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-06 21:04:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 21:04:05,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_seq_operations_17 [2021-12-06 21:04:05,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_seq_operations_17 [2021-12-06 21:04:05,401 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-06 21:04:05,401 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-06 21:04:05,401 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_handle_rx_wc [2021-12-06 21:04:05,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_handle_rx_wc [2021-12-06 21:04:05,401 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 21:04:05,401 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-06 21:04:05,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-06 21:04:05,401 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_post_receive_srq [2021-12-06 21:04:05,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_post_receive_srq [2021-12-06 21:04:05,401 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-12-06 21:04:05,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-12-06 21:04:05,401 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_map_single___0 [2021-12-06 21:04:05,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_map_single___0 [2021-12-06 21:04:05,402 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_disable [2021-12-06 21:04:05,402 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_disable [2021-12-06 21:04:05,402 INFO L130 BoogieDeclarations]: Found specification of procedure nla_total_size [2021-12-06 21:04:05,402 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_total_size [2021-12-06 21:04:05,402 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_qp [2021-12-06 21:04:05,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_qp [2021-12-06 21:04:05,402 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_post_receive_nonsrq [2021-12-06 21:04:05,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_post_receive_nonsrq [2021-12-06 21:04:05,402 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-12-06 21:04:05,402 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-12-06 21:04:05,402 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-06 21:04:05,402 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-06 21:04:05,402 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-06 21:04:05,403 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-06 21:04:05,403 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_gid [2021-12-06 21:04:05,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_gid [2021-12-06 21:04:05,403 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-06 21:04:05,403 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-06 21:04:05,403 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_delete_debug_files [2021-12-06 21:04:05,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_delete_debug_files [2021-12-06 21:04:05,403 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 21:04:05,403 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 21:04:05,403 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_flush_heavy [2021-12-06 21:04:05,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_flush_heavy [2021-12-06 21:04:05,403 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2021-12-06 21:04:05,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2021-12-06 21:04:05,403 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-06 21:04:05,404 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-06 21:04:05,404 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_init [2021-12-06 21:04:05,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_init [2021-12-06 21:04:05,404 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dev_cleanup [2021-12-06 21:04:05,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dev_cleanup [2021-12-06 21:04:05,404 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_get_size [2021-12-06 21:04:05,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_get_size [2021-12-06 21:04:05,404 INFO L130 BoogieDeclarations]: Found specification of procedure recvs_pending [2021-12-06 21:04:05,404 INFO L138 BoogieDeclarations]: Found implementation of procedure recvs_pending [2021-12-06 21:04:05,404 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_leave [2021-12-06 21:04:05,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_leave [2021-12-06 21:04:05,404 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_stale_task [2021-12-06 21:04:05,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_stale_task [2021-12-06 21:04:05,404 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-06 21:04:05,405 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-06 21:04:05,405 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-06 21:04:05,405 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-06 21:04:05,405 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_alloc_rx_skb [2021-12-06 21:04:05,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_alloc_rx_skb [2021-12-06 21:04:05,405 INFO L130 BoogieDeclarations]: Found specification of procedure show_mode [2021-12-06 21:04:05,405 INFO L138 BoogieDeclarations]: Found implementation of procedure show_mode [2021-12-06 21:04:05,405 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2021-12-06 21:04:05,405 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2021-12-06 21:04:05,405 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 21:04:05,405 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 21:04:05,405 INFO L130 BoogieDeclarations]: Found specification of procedure ib_req_notify_cq [2021-12-06 21:04:05,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_req_notify_cq [2021-12-06 21:04:05,405 INFO L130 BoogieDeclarations]: Found specification of procedure path_free [2021-12-06 21:04:05,406 INFO L138 BoogieDeclarations]: Found implementation of procedure path_free [2021-12-06 21:04:05,406 INFO L130 BoogieDeclarations]: Found specification of procedure ib_find_pkey [2021-12-06 21:04:05,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_find_pkey [2021-12-06 21:04:05,406 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work___3 [2021-12-06 21:04:05,406 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work___3 [2021-12-06 21:04:05,406 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2021-12-06 21:04:05,406 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2021-12-06 21:04:05,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 21:04:05,406 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-12-06 21:04:05,406 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-12-06 21:04:05,406 INFO L130 BoogieDeclarations]: Found specification of procedure __path_add [2021-12-06 21:04:05,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __path_add [2021-12-06 21:04:05,406 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_mcast_add [2021-12-06 21:04:05,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_mcast_add [2021-12-06 21:04:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-06 21:04:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-06 21:04:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 21:04:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 21:04:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_join [2021-12-06 21:04:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_join [2021-12-06 21:04:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_down [2021-12-06 21:04:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_down [2021-12-06 21:04:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_tx_start [2021-12-06 21:04:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_tx_start [2021-12-06 21:04:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2021-12-06 21:04:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2021-12-06 21:04:05,407 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_unless [2021-12-06 21:04:05,407 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_unless [2021-12-06 21:04:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-06 21:04:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-06 21:04:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 21:04:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-06 21:04:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_handle_tx_wc [2021-12-06 21:04:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_handle_tx_wc [2021-12-06 21:04:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_11 [2021-12-06 21:04:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_11 [2021-12-06 21:04:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_one [2021-12-06 21:04:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_one [2021-12-06 21:04:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_mapping_error [2021-12-06 21:04:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_mapping_error [2021-12-06 21:04:05,408 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-12-06 21:04:05,408 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-12-06 21:04:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure local_bh_enable [2021-12-06 21:04:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure local_bh_enable [2021-12-06 21:04:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-06 21:04:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-06 21:04:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_add_mode_attr [2021-12-06 21:04:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_add_mode_attr [2021-12-06 21:04:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_umcast [2021-12-06 21:04:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_umcast [2021-12-06 21:04:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_srq_recv [2021-12-06 21:04:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_srq_recv [2021-12-06 21:04:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-06 21:04:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-06 21:04:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_send [2021-12-06 21:04:05,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_send [2021-12-06 21:04:05,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-06 21:04:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-06 21:04:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-06 21:04:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-06 21:04:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-12-06 21:04:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-12-06 21:04:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 21:04:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 21:04:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_single___0 [2021-12-06 21:04:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_single___0 [2021-12-06 21:04:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_poll [2021-12-06 21:04:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_poll [2021-12-06 21:04:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_vlan_add [2021-12-06 21:04:05,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_vlan_add [2021-12-06 21:04:05,410 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_setup [2021-12-06 21:04:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_setup [2021-12-06 21:04:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_free_rx_ring [2021-12-06 21:04:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_free_rx_ring [2021-12-06 21:04:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_addr_hash [2021-12-06 21:04:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_addr_hash [2021-12-06 21:04:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_tx_reap [2021-12-06 21:04:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_tx_reap [2021-12-06 21:04:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_pkey_dev_check_presence [2021-12-06 21:04:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_pkey_dev_check_presence [2021-12-06 21:04:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_11 [2021-12-06 21:04:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_11 [2021-12-06 21:04:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dev_init [2021-12-06 21:04:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dev_init [2021-12-06 21:04:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_recv [2021-12-06 21:04:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_recv [2021-12-06 21:04:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 21:04:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 21:04:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_carrier_on_task [2021-12-06 21:04:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_carrier_on_task [2021-12-06 21:04:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-12-06 21:04:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-12-06 21:04:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_transport_dev_init [2021-12-06 21:04:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_transport_dev_init [2021-12-06 21:04:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_mtu [2021-12-06 21:04:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_mtu [2021-12-06 21:04:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_single [2021-12-06 21:04:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_single [2021-12-06 21:04:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_fix_features [2021-12-06 21:04:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_fix_features [2021-12-06 21:04:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-06 21:04:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-06 21:04:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-06 21:04:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-06 21:04:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-06 21:04:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-06 21:04:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure dev_change_flags [2021-12-06 21:04:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_change_flags [2021-12-06 21:04:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_iter_next [2021-12-06 21:04:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_iter_next [2021-12-06 21:04:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~~u64~0 [2021-12-06 21:04:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~~u64~0 [2021-12-06 21:04:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 21:04:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-12-06 21:04:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-12-06 21:04:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-12-06 21:04:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-12-06 21:04:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2021-12-06 21:04:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2021-12-06 21:04:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2021-12-06 21:04:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2021-12-06 21:04:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-06 21:04:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-06 21:04:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_trylock [2021-12-06 21:04:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_trylock [2021-12-06 21:04:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_15 [2021-12-06 21:04:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_15 [2021-12-06 21:04:05,414 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 21:04:05,414 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 21:04:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_alloc [2021-12-06 21:04:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_alloc [2021-12-06 21:04:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_15 [2021-12-06 21:04:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_15 [2021-12-06 21:04:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_enabled [2021-12-06 21:04:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_enabled [2021-12-06 21:04:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_stop_thread [2021-12-06 21:04:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_stop_thread [2021-12-06 21:04:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_map_single [2021-12-06 21:04:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_map_single [2021-12-06 21:04:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies_relative [2021-12-06 21:04:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies_relative [2021-12-06 21:04:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 21:04:05,415 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_reclaim [2021-12-06 21:04:05,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_reclaim [2021-12-06 21:04:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure call_rcu_sched [2021-12-06 21:04:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure call_rcu_sched [2021-12-06 21:04:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 21:04:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 21:04:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-06 21:04:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-06 21:04:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_reap_ah [2021-12-06 21:04:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_reap_ah [2021-12-06 21:04:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 21:04:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_open [2021-12-06 21:04:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_open [2021-12-06 21:04:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-12-06 21:04:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-12-06 21:04:05,416 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_add_umcast_attr [2021-12-06 21:04:05,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_add_umcast_attr [2021-12-06 21:04:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 21:04:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 21:04:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_put_ah [2021-12-06 21:04:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_put_ah [2021-12-06 21:04:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 21:04:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 21:04:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2021-12-06 21:04:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2021-12-06 21:04:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_21 [2021-12-06 21:04:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_21 [2021-12-06 21:04:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-06 21:04:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-06 21:04:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-06 21:04:05,417 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-06 21:04:05,417 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_timeout [2021-12-06 21:04:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_timeout [2021-12-06 21:04:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_set [2021-12-06 21:04:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_set [2021-12-06 21:04:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2021-12-06 21:04:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2021-12-06 21:04:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure show_pkey [2021-12-06 21:04:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pkey [2021-12-06 21:04:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-12-06 21:04:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-12-06 21:04:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2021-12-06 21:04:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2021-12-06 21:04:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2021-12-06 21:04:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure up_read [2021-12-06 21:04:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_dev_flush [2021-12-06 21:04:05,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_dev_flush [2021-12-06 21:04:05,418 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_init_rx_wr [2021-12-06 21:04:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_init_rx_wr [2021-12-06 21:04:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_path_iter_next [2021-12-06 21:04:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_path_iter_next [2021-12-06 21:04:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-06 21:04:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-06 21:04:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_neigh_put [2021-12-06 21:04:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_neigh_put [2021-12-06 21:04:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 21:04:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 21:04:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2021-12-06 21:04:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2021-12-06 21:04:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure __ipoib_ib_dev_flush [2021-12-06 21:04:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __ipoib_ib_dev_flush [2021-12-06 21:04:05,419 INFO L130 BoogieDeclarations]: Found specification of procedure rb_first [2021-12-06 21:04:05,419 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_first [2021-12-06 21:04:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_create_tx [2021-12-06 21:04:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_create_tx [2021-12-06 21:04:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2021-12-06 21:04:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2021-12-06 21:04:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_qp_state_validate_work [2021-12-06 21:04:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_qp_state_validate_work [2021-12-06 21:04:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-06 21:04:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-06 21:04:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-06 21:04:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-06 21:04:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_flush_paths [2021-12-06 21:04:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_flush_paths [2021-12-06 21:04:05,420 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-06 21:04:05,420 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-06 21:04:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2021-12-06 21:04:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure down_write [2021-12-06 21:04:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-06 21:04:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-06 21:04:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2021-12-06 21:04:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2021-12-06 21:04:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure path_rec_create [2021-12-06 21:04:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure path_rec_create [2021-12-06 21:04:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_unregister_child_dev [2021-12-06 21:04:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_unregister_child_dev [2021-12-06 21:04:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure __roundup_pow_of_two [2021-12-06 21:04:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __roundup_pow_of_two [2021-12-06 21:04:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2021-12-06 21:04:05,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2021-12-06 21:04:05,421 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock___2 [2021-12-06 21:04:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock___2 [2021-12-06 21:04:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-06 21:04:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-06 21:04:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock___0 [2021-12-06 21:04:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock___0 [2021-12-06 21:04:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_dev_init [2021-12-06 21:04:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_dev_init [2021-12-06 21:04:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-12-06 21:04:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-06 21:04:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-06 21:04:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_admin_enabled [2021-12-06 21:04:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_admin_enabled [2021-12-06 21:04:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-12-06 21:04:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-12-06 21:04:05,422 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_transport_dev_cleanup [2021-12-06 21:04:05,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_transport_dev_cleanup [2021-12-06 21:04:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure rol32 [2021-12-06 21:04:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure rol32 [2021-12-06 21:04:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 21:04:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 21:04:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 21:04:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_device [2021-12-06 21:04:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_device [2021-12-06 21:04:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure show_parent [2021-12-06 21:04:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure show_parent [2021-12-06 21:04:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_client [2021-12-06 21:04:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_client [2021-12-06 21:04:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send [2021-12-06 21:04:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send [2021-12-06 21:04:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_restart_task [2021-12-06 21:04:05,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_restart_task [2021-12-06 21:04:05,423 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-12-06 21:04:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-12-06 21:04:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-06 21:04:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-06 21:04:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-06 21:04:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-06 21:04:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2021-12-06 21:04:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2021-12-06 21:04:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub___0 [2021-12-06 21:04:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub___0 [2021-12-06 21:04:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_mcast_join_task [2021-12-06 21:04:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_mcast_join_task [2021-12-06 21:04:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_set_dev_features [2021-12-06 21:04:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_set_dev_features [2021-12-06 21:04:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_dev_cleanup [2021-12-06 21:04:05,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_dev_cleanup [2021-12-06 21:04:05,424 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-06 21:04:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-06 21:04:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-06 21:04:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-06 21:04:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2021-12-06 21:04:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2021-12-06 21:04:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 21:04:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 21:04:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_11 [2021-12-06 21:04:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_11 [2021-12-06 21:04:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2021-12-06 21:04:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2021-12-06 21:04:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-06 21:04:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-06 21:04:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure ib_sa_unregister_client [2021-12-06 21:04:05,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_sa_unregister_client [2021-12-06 21:04:05,425 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_handle_rx_wc [2021-12-06 21:04:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_handle_rx_wc [2021-12-06 21:04:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_dma_unmap_tx [2021-12-06 21:04:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_dma_unmap_tx [2021-12-06 21:04:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_create_debug_files [2021-12-06 21:04:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_create_debug_files [2021-12-06 21:04:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-12-06 21:04:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-12-06 21:04:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2021-12-06 21:04:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure down_read [2021-12-06 21:04:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_unregister_debugfs [2021-12-06 21:04:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_unregister_debugfs [2021-12-06 21:04:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ud_dma_unmap_rx [2021-12-06 21:04:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ud_dma_unmap_rx [2021-12-06 21:04:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_dma_unmap_rx [2021-12-06 21:04:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_dma_unmap_rx [2021-12-06 21:04:05,426 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_new_child_link [2021-12-06 21:04:05,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_new_child_link [2021-12-06 21:04:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_cleanup [2021-12-06 21:04:05,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_cleanup [2021-12-06 21:04:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2021-12-06 21:04:05,427 INFO L138 BoogieDeclarations]: Found implementation of procedure up_write [2021-12-06 21:04:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_uninit [2021-12-06 21:04:05,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_uninit [2021-12-06 21:04:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 21:04:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_qp [2021-12-06 21:04:05,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_qp [2021-12-06 21:04:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_up [2021-12-06 21:04:05,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_up [2021-12-06 21:04:05,427 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-06 21:04:05,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-06 21:04:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_event_handler [2021-12-06 21:04:05,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_event_handler [2021-12-06 21:04:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure ib_poll_cq [2021-12-06 21:04:05,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_poll_cq [2021-12-06 21:04:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-06 21:04:05,429 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-06 21:04:05,429 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2021-12-06 21:04:05,429 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2021-12-06 21:04:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put___0 [2021-12-06 21:04:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put___0 [2021-12-06 21:04:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 21:04:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 21:04:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-06 21:04:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-06 21:04:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_flush_ah [2021-12-06 21:04:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_flush_ah [2021-12-06 21:04:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dereg_mr [2021-12-06 21:04:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dereg_mr [2021-12-06 21:04:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_cm_skb_reap [2021-12-06 21:04:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_cm_skb_reap [2021-12-06 21:04:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2021-12-06 21:04:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2021-12-06 21:04:05,430 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 21:04:05,430 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 21:04:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-06 21:04:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-06 21:04:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure poll_tx [2021-12-06 21:04:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_tx [2021-12-06 21:04:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure seq_release [2021-12-06 21:04:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_release [2021-12-06 21:04:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-12-06 21:04:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-12-06 21:04:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_reap_neigh [2021-12-06 21:04:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_reap_neigh [2021-12-06 21:04:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~TO~~u64~0 [2021-12-06 21:04:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~TO~~u64~0 [2021-12-06 21:04:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-06 21:04:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-06 21:04:05,431 INFO L130 BoogieDeclarations]: Found specification of procedure ib_query_pkey [2021-12-06 21:04:05,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_query_pkey [2021-12-06 21:04:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-06 21:04:05,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-06 21:04:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-06 21:04:05,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-06 21:04:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_del_neighs_by_gid [2021-12-06 21:04:05,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_del_neighs_by_gid [2021-12-06 21:04:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-06 21:04:05,432 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-06 21:04:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-12-06 21:04:05,432 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-12-06 21:04:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_page [2021-12-06 21:04:05,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_page [2021-12-06 21:04:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-06 21:04:05,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-06 21:04:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-06 21:04:05,432 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-06 21:04:05,432 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-06 21:04:05,433 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-06 21:04:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-12-06 21:04:05,433 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-12-06 21:04:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_ib_dev_stop [2021-12-06 21:04:05,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_ib_dev_stop [2021-12-06 21:04:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_put_ah___0 [2021-12-06 21:04:05,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_put_ah___0 [2021-12-06 21:04:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-12-06 21:04:05,433 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-12-06 21:04:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_drain_cq [2021-12-06 21:04:05,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_drain_cq [2021-12-06 21:04:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-06 21:04:05,433 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-06 21:04:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 21:04:05,433 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_pd [2021-12-06 21:04:05,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_pd [2021-12-06 21:04:05,434 INFO L130 BoogieDeclarations]: Found specification of procedure ipoib_remove_one [2021-12-06 21:04:05,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ipoib_remove_one [2021-12-06 21:04:05,434 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-06 21:04:05,434 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-06 21:04:05,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh___1 [2021-12-06 21:04:05,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh___1 [2021-12-06 21:04:05,434 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh___2 [2021-12-06 21:04:05,434 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh___2 [2021-12-06 21:04:06,464 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 21:04:06,470 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 21:04:07,044 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 21:06:39,088 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 21:06:39,119 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 21:06:39,119 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 21:06:39,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:06:39 BoogieIcfgContainer [2021-12-06 21:06:39,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 21:06:39,126 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 21:06:39,126 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 21:06:39,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 21:06:39,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 09:03:56" (1/3) ... [2021-12-06 21:06:39,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6762289b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 09:06:39, skipping insertion in model container [2021-12-06 21:06:39,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 09:04:04" (2/3) ... [2021-12-06 21:06:39,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6762289b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 09:06:39, skipping insertion in model container [2021-12-06 21:06:39,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 09:06:39" (3/3) ... [2021-12-06 21:06:39,130 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--ulp--ipoib--ib_ipoib.ko-entry_point.cil.out.i [2021-12-06 21:06:39,134 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 21:06:39,134 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 21:06:39,202 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 21:06:39,207 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 [2021-12-06 21:06:39,207 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 21:06:39,306 INFO L276 IsEmpty]: Start isEmpty. Operand has 6028 states, 3942 states have (on average 1.3178589548452562) internal successors, (5195), 4122 states have internal predecessors, (5195), 1738 states have call successors, (1738), 347 states have call predecessors, (1738), 346 states have return successors, (1713), 1667 states have call predecessors, (1713), 1713 states have call successors, (1713) [2021-12-06 21:06:39,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-12-06 21:06:39,335 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:06:39,336 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:06:39,336 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:06:39,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:06:39,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1678661918, now seen corresponding path program 1 times [2021-12-06 21:06:39,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:06:39,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546670562] [2021-12-06 21:06:39,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:06:39,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:06:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:39,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:06:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:39,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:39,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:39,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:39,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 21:06:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 21:06:40,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:06:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 21:06:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 21:06:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 21:06:40,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 21:06:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-06 21:06:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 21:06:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-06 21:06:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 21:06:40,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 21:06:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 21:06:40,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 21:06:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 21:06:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 21:06:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:06:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-06 21:06:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:40,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 21:06:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 21:06:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:41,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 21:06:41,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-06 21:06:41,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:41,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-06 21:06:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-06 21:06:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:06:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-12-06 21:06:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-12-06 21:06:41,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-06 21:06:41,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-06 21:06:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 21:06:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-12-06 21:06:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:06:41,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2021-12-06 21:06:41,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:06:41,356 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546670562] [2021-12-06 21:06:41,356 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546670562] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:06:41,356 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:06:41,356 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 21:06:41,357 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057663367] [2021-12-06 21:06:41,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:06:41,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 21:06:41,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:06:41,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 21:06:41,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-06 21:06:41,394 INFO L87 Difference]: Start difference. First operand has 6028 states, 3942 states have (on average 1.3178589548452562) internal successors, (5195), 4122 states have internal predecessors, (5195), 1738 states have call successors, (1738), 347 states have call predecessors, (1738), 346 states have return successors, (1713), 1667 states have call predecessors, (1713), 1713 states have call successors, (1713) Second operand has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 21:06:43,819 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:06:46,797 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:06:50,564 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:06:52,840 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:06:57,483 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:06:59,510 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:15,197 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.70s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:17,475 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:20,915 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:30,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:34,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:36,754 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:37,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:07:37,760 INFO L93 Difference]: Finished difference Result 13509 states and 20182 transitions. [2021-12-06 21:07:37,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 21:07:37,763 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 417 [2021-12-06 21:07:37,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:07:37,832 INFO L225 Difference]: With dead ends: 13509 [2021-12-06 21:07:37,832 INFO L226 Difference]: Without dead ends: 7438 [2021-12-06 21:07:37,870 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-12-06 21:07:37,873 INFO L933 BasicCegarLoop]: 8047 mSDtfsCounter, 9958 mSDsluCounter, 3931 mSDsCounter, 0 mSdLazyCounter, 4356 mSolverCounterSat, 10872 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10151 SdHoareTripleChecker+Valid, 11978 SdHoareTripleChecker+Invalid, 15238 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 10872 IncrementalHoareTripleChecker+Valid, 4356 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 55.2s IncrementalHoareTripleChecker+Time [2021-12-06 21:07:37,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10151 Valid, 11978 Invalid, 15238 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [10872 Valid, 4356 Invalid, 10 Unknown, 0 Unchecked, 55.2s Time] [2021-12-06 21:07:37,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7438 states. [2021-12-06 21:07:38,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7438 to 5980. [2021-12-06 21:07:38,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5980 states, 3921 states have (on average 1.3083397092578424) internal successors, (5130), 4074 states have internal predecessors, (5130), 1713 states have call successors, (1713), 346 states have call predecessors, (1713), 345 states have return successors, (1712), 1666 states have call predecessors, (1712), 1712 states have call successors, (1712) [2021-12-06 21:07:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5980 states to 5980 states and 8555 transitions. [2021-12-06 21:07:38,234 INFO L78 Accepts]: Start accepts. Automaton has 5980 states and 8555 transitions. Word has length 417 [2021-12-06 21:07:38,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:07:38,235 INFO L470 AbstractCegarLoop]: Abstraction has 5980 states and 8555 transitions. [2021-12-06 21:07:38,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 2 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 21:07:38,235 INFO L276 IsEmpty]: Start isEmpty. Operand 5980 states and 8555 transitions. [2021-12-06 21:07:38,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-12-06 21:07:38,248 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:07:38,248 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 21:07:38,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 21:07:38,249 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:07:38,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:07:38,249 INFO L85 PathProgramCache]: Analyzing trace with hash 521232956, now seen corresponding path program 1 times [2021-12-06 21:07:38,249 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:07:38,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859205094] [2021-12-06 21:07:38,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:07:38,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:07:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:07:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:38,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 21:07:38,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 21:07:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:07:38,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 21:07:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:38,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 21:07:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:38,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 21:07:38,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:38,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 21:07:39,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-06 21:07:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 21:07:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-06 21:07:39,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 21:07:39,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 21:07:39,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 21:07:39,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 21:07:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 21:07:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 21:07:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:07:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-06 21:07:39,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 21:07:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 21:07:39,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 21:07:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-06 21:07:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-06 21:07:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-06 21:07:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:07:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 383 [2021-12-06 21:07:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-12-06 21:07:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2021-12-06 21:07:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-12-06 21:07:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-12-06 21:07:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2021-12-06 21:07:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:07:39,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2093 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2093 trivial. 0 not checked. [2021-12-06 21:07:39,850 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:07:39,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859205094] [2021-12-06 21:07:39,850 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859205094] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:07:39,850 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:07:39,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 21:07:39,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438790731] [2021-12-06 21:07:39,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:07:39,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 21:07:39,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:07:39,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 21:07:39,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-12-06 21:07:39,854 INFO L87 Difference]: Start difference. First operand 5980 states and 8555 transitions. Second operand has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 21:07:42,536 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:45,467 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:49,373 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:51,446 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:57,605 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:07:59,671 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:08:16,737 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:08:19,826 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:08:23,646 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:08:35,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:08:40,406 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:08:44,396 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:08:47,277 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:09:14,539 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:09:20,188 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:09:38,241 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:09:38,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:09:38,465 INFO L93 Difference]: Finished difference Result 20422 states and 30151 transitions. [2021-12-06 21:09:38,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 21:09:38,466 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 417 [2021-12-06 21:09:38,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:09:38,569 INFO L225 Difference]: With dead ends: 20422 [2021-12-06 21:09:38,569 INFO L226 Difference]: Without dead ends: 14508 [2021-12-06 21:09:38,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=51, Invalid=81, Unknown=0, NotChecked=0, Total=132 [2021-12-06 21:09:38,592 INFO L933 BasicCegarLoop]: 9146 mSDtfsCounter, 26682 mSDsluCounter, 10390 mSDsCounter, 0 mSdLazyCounter, 10133 mSolverCounterSat, 22932 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 106.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27884 SdHoareTripleChecker+Valid, 19536 SdHoareTripleChecker+Invalid, 33079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 22932 IncrementalHoareTripleChecker+Valid, 10133 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 116.5s IncrementalHoareTripleChecker+Time [2021-12-06 21:09:38,593 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27884 Valid, 19536 Invalid, 33079 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [22932 Valid, 10133 Invalid, 14 Unknown, 0 Unchecked, 116.5s Time] [2021-12-06 21:09:38,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14508 states. [2021-12-06 21:09:39,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14508 to 11612. [2021-12-06 21:09:39,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11612 states, 7621 states have (on average 1.311245243406377) internal successors, (9993), 7926 states have internal predecessors, (9993), 3303 states have call successors, (3303), 688 states have call predecessors, (3303), 687 states have return successors, (3314), 3208 states have call predecessors, (3314), 3302 states have call successors, (3314) [2021-12-06 21:09:39,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11612 states to 11612 states and 16610 transitions. [2021-12-06 21:09:39,135 INFO L78 Accepts]: Start accepts. Automaton has 11612 states and 16610 transitions. Word has length 417 [2021-12-06 21:09:39,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:09:39,138 INFO L470 AbstractCegarLoop]: Abstraction has 11612 states and 16610 transitions. [2021-12-06 21:09:39,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.428571428571429) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 6 states have call predecessors, (34), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 21:09:39,138 INFO L276 IsEmpty]: Start isEmpty. Operand 11612 states and 16610 transitions. [2021-12-06 21:09:39,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-06 21:09:39,151 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:09:39,152 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2021-12-06 21:09:39,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 21:09:39,152 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:09:39,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:09:39,152 INFO L85 PathProgramCache]: Analyzing trace with hash 584788449, now seen corresponding path program 1 times [2021-12-06 21:09:39,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:09:39,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1397562928] [2021-12-06 21:09:39,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:09:39,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:09:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:09:39,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:39,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 21:09:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:39,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 21:09:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:09:39,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 21:09:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 21:09:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:39,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 21:09:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 21:09:39,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-06 21:09:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:39,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:39,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:40,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 21:09:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-06 21:09:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:40,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 21:09:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 21:09:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 21:09:40,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 21:09:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 21:09:40,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:40,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 21:09:40,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:09:40,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-06 21:09:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 21:09:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 21:09:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 21:09:40,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-06 21:09:40,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-06 21:09:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-06 21:09:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:09:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-12-06 21:09:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-12-06 21:09:40,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-12-06 21:09:40,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:09:40,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2098 trivial. 0 not checked. [2021-12-06 21:09:40,708 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:09:40,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1397562928] [2021-12-06 21:09:40,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1397562928] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:09:40,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:09:40,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-06 21:09:40,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020831549] [2021-12-06 21:09:40,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:09:40,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 21:09:40,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:09:40,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 21:09:40,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-12-06 21:09:40,710 INFO L87 Difference]: Start difference. First operand 11612 states and 16610 transitions. Second operand has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2021-12-06 21:09:43,475 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:09:48,655 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:09:57,542 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:09:59,619 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:10:06,473 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:10:08,928 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:10:15,236 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:10:17,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:10:24,260 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:10:26,576 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:11:11,983 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:11:18,435 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:11:20,471 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:11:22,515 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:11:24,558 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:11:26,603 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:11:28,086 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:11:35,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:18,153 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:21,180 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:24,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:12:24,755 INFO L93 Difference]: Finished difference Result 33808 states and 51721 transitions. [2021-12-06 21:12:24,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 21:12:24,757 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 426 [2021-12-06 21:12:24,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:12:24,868 INFO L225 Difference]: With dead ends: 33808 [2021-12-06 21:12:24,868 INFO L226 Difference]: Without dead ends: 22262 [2021-12-06 21:12:24,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-12-06 21:12:24,914 INFO L933 BasicCegarLoop]: 11046 mSDtfsCounter, 12865 mSDsluCounter, 36169 mSDsCounter, 0 mSdLazyCounter, 17297 mSolverCounterSat, 9852 mSolverCounterUnsat, 17 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 149.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14251 SdHoareTripleChecker+Valid, 47215 SdHoareTripleChecker+Invalid, 27166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 9852 IncrementalHoareTripleChecker+Valid, 17297 IncrementalHoareTripleChecker+Invalid, 17 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 161.8s IncrementalHoareTripleChecker+Time [2021-12-06 21:12:24,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14251 Valid, 47215 Invalid, 27166 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [9852 Valid, 17297 Invalid, 17 Unknown, 0 Unchecked, 161.8s Time] [2021-12-06 21:12:24,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22262 states. [2021-12-06 21:12:25,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22262 to 11615. [2021-12-06 21:12:25,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11615 states, 7624 states have (on average 1.3111227701993704) internal successors, (9996), 7929 states have internal predecessors, (9996), 3303 states have call successors, (3303), 688 states have call predecessors, (3303), 687 states have return successors, (3314), 3208 states have call predecessors, (3314), 3302 states have call successors, (3314) [2021-12-06 21:12:25,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11615 states to 11615 states and 16613 transitions. [2021-12-06 21:12:25,533 INFO L78 Accepts]: Start accepts. Automaton has 11615 states and 16613 transitions. Word has length 426 [2021-12-06 21:12:25,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:12:25,534 INFO L470 AbstractCegarLoop]: Abstraction has 11615 states and 16613 transitions. [2021-12-06 21:12:25,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.666666666666666) internal successors, (105), 5 states have internal predecessors, (105), 2 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2021-12-06 21:12:25,534 INFO L276 IsEmpty]: Start isEmpty. Operand 11615 states and 16613 transitions. [2021-12-06 21:12:25,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-12-06 21:12:25,544 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 21:12:25,544 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 7, 7, 7, 7, 7, 7, 7, 7, 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] [2021-12-06 21:12:25,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 21:12:25,544 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 21:12:25,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 21:12:25,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1285853027, now seen corresponding path program 1 times [2021-12-06 21:12:25,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 21:12:25,545 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617737594] [2021-12-06 21:12:25,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 21:12:25,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 21:12:25,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:25,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 21:12:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-06 21:12:26,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-06 21:12:26,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 21:12:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 21:12:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 21:12:26,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 21:12:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 21:12:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-06 21:12:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 21:12:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-12-06 21:12:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 21:12:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 21:12:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 21:12:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 21:12:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 21:12:26,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 21:12:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 21:12:26,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-12-06 21:12:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 21:12:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 21:12:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 21:12:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-06 21:12:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-12-06 21:12:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-12-06 21:12:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 21:12:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 382 [2021-12-06 21:12:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:26,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 393 [2021-12-06 21:12:26,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:27,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 408 [2021-12-06 21:12:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 21:12:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2098 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2098 trivial. 0 not checked. [2021-12-06 21:12:27,076 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 21:12:27,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617737594] [2021-12-06 21:12:27,076 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617737594] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 21:12:27,076 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 21:12:27,076 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 21:12:27,076 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188814917] [2021-12-06 21:12:27,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 21:12:27,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 21:12:27,077 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 21:12:27,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 21:12:27,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-06 21:12:27,078 INFO L87 Difference]: Start difference. First operand 11615 states and 16613 transitions. Second operand has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 21:12:29,787 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:32,028 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:35,308 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:37,345 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:41,901 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:43,970 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:52,031 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:54,282 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:12:56,336 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:13:19,484 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:13:21,509 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:13:25,453 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:13:30,325 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:13:32,365 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:13:52,060 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:13:53,231 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:14:02,158 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:14:04,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:14:07,118 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 21:14:59,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 21:14:59,108 INFO L93 Difference]: Finished difference Result 20704 states and 30941 transitions. [2021-12-06 21:14:59,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 21:14:59,109 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 426 [2021-12-06 21:14:59,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 21:14:59,114 INFO L225 Difference]: With dead ends: 20704 [2021-12-06 21:14:59,114 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 21:14:59,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-06 21:14:59,168 INFO L933 BasicCegarLoop]: 8481 mSDtfsCounter, 21347 mSDsluCounter, 12475 mSDsCounter, 0 mSdLazyCounter, 14228 mSolverCounterSat, 17356 mSolverCounterUnsat, 15 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 138.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22786 SdHoareTripleChecker+Valid, 20956 SdHoareTripleChecker+Invalid, 31599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 17356 IncrementalHoareTripleChecker+Valid, 14228 IncrementalHoareTripleChecker+Invalid, 15 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 149.9s IncrementalHoareTripleChecker+Time [2021-12-06 21:14:59,169 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [22786 Valid, 20956 Invalid, 31599 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [17356 Valid, 14228 Invalid, 15 Unknown, 0 Unchecked, 149.9s Time] [2021-12-06 21:14:59,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 21:14:59,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 21:14:59,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 21:14:59,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 21:14:59,175 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 426 [2021-12-06 21:14:59,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 21:14:59,175 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 21:14:59,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.0) internal successors, (105), 3 states have internal predecessors, (105), 3 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 21:14:59,176 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 21:14:59,176 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 21:14:59,178 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 21:14:59,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 21:14:59,179 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.