./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y --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 c2ae5598eb8e855028fa92e7ae47f6d5aee7a22667905b541c24d1d907d5da2d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 17:41:59,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 17:41:59,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 17:41:59,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 17:41:59,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 17:41:59,871 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 17:41:59,874 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 17:41:59,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 17:41:59,882 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 17:41:59,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 17:41:59,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 17:41:59,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 17:41:59,895 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 17:41:59,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 17:41:59,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 17:41:59,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 17:41:59,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 17:41:59,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 17:41:59,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 17:41:59,924 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 17:41:59,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 17:41:59,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 17:41:59,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 17:41:59,934 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 17:41:59,945 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 17:41:59,946 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 17:41:59,946 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 17:41:59,949 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 17:41:59,950 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 17:41:59,952 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 17:41:59,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 17:41:59,954 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 17:41:59,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 17:41:59,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 17:41:59,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 17:41:59,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 17:41:59,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 17:41:59,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 17:41:59,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 17:41:59,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 17:41:59,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 17:41:59,966 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 17:42:00,023 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 17:42:00,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 17:42:00,024 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 17:42:00,025 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 17:42:00,026 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 17:42:00,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 17:42:00,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 17:42:00,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 17:42:00,028 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 17:42:00,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 17:42:00,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 17:42:00,030 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 17:42:00,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 17:42:00,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 17:42:00,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 17:42:00,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 17:42:00,032 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 17:42:00,032 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 17:42:00,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 17:42:00,033 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 17:42:00,033 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 17:42:00,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:42:00,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 17:42:00,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 17:42:00,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 17:42:00,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 17:42:00,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 17:42:00,036 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 17:42:00,036 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 17:42:00,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 17:42:00,038 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 17:42:00,039 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_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c2ae5598eb8e855028fa92e7ae47f6d5aee7a22667905b541c24d1d907d5da2d [2021-11-13 17:42:00,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 17:42:00,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 17:42:00,427 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 17:42:00,429 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 17:42:00,430 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 17:42:00,432 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2021-11-13 17:42:00,517 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/data/00a972c4a/c33eadb6c40b424e804c78a32347ba0c/FLAG1a863cc82 [2021-11-13 17:42:01,928 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 17:42:01,929 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2021-11-13 17:42:01,986 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/data/00a972c4a/c33eadb6c40b424e804c78a32347ba0c/FLAG1a863cc82 [2021-11-13 17:42:02,053 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/data/00a972c4a/c33eadb6c40b424e804c78a32347ba0c [2021-11-13 17:42:02,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 17:42:02,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 17:42:02,064 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 17:42:02,064 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 17:42:02,069 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 17:42:02,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:42:02" (1/1) ... [2021-11-13 17:42:02,072 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d18bec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:02, skipping insertion in model container [2021-11-13 17:42:02,072 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 05:42:02" (1/1) ... [2021-11-13 17:42:02,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 17:42:02,371 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 17:42:06,422 WARN L228 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_b9615eda-c7b1-4b33-a74f-435ecc725516/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[470671,470684] [2021-11-13 17:42:06,426 WARN L228 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_b9615eda-c7b1-4b33-a74f-435ecc725516/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[470837,470850] [2021-11-13 17:42:06,428 WARN L228 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_b9615eda-c7b1-4b33-a74f-435ecc725516/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[471001,471014] [2021-11-13 17:42:06,430 WARN L228 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_b9615eda-c7b1-4b33-a74f-435ecc725516/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[471166,471179] [2021-11-13 17:42:06,451 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:42:06,538 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 17:42:07,270 WARN L228 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_b9615eda-c7b1-4b33-a74f-435ecc725516/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[470671,470684] [2021-11-13 17:42:07,271 WARN L228 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_b9615eda-c7b1-4b33-a74f-435ecc725516/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[470837,470850] [2021-11-13 17:42:07,273 WARN L228 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_b9615eda-c7b1-4b33-a74f-435ecc725516/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[471001,471014] [2021-11-13 17:42:07,274 WARN L228 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_b9615eda-c7b1-4b33-a74f-435ecc725516/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i[471166,471179] [2021-11-13 17:42:07,279 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 17:42:07,695 INFO L208 MainTranslator]: Completed translation [2021-11-13 17:42:07,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07 WrapperNode [2021-11-13 17:42:07,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 17:42:07,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 17:42:07,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 17:42:07,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 17:42:07,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:07,897 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:08,196 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 17:42:08,197 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 17:42:08,197 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 17:42:08,198 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 17:42:08,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:08,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:08,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:08,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:08,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:08,541 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:08,655 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:08,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 17:42:08,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 17:42:08,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 17:42:08,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 17:42:08,731 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (1/1) ... [2021-11-13 17:42:08,741 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 17:42:08,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 17:42:08,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 17:42:08,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b9615eda-c7b1-4b33-a74f-435ecc725516/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 17:42:08,853 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_streaming_ctrl_mercury_mh [2021-11-13 17:42:08,854 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_streaming_ctrl_mercury_mh [2021-11-13 17:42:08,854 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_read_reg [2021-11-13 17:42:08,854 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_read_reg [2021-11-13 17:42:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mercury [2021-11-13 17:42:08,855 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mercury [2021-11-13 17:42:08,855 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-13 17:42:08,855 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-13 17:42:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_mxl111sf_usb_driver_exit_11_2 [2021-11-13 17:42:08,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_mxl111sf_usb_driver_exit_11_2 [2021-11-13 17:42:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 17:42:08,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 17:42:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 17:42:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 17:42:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2021-11-13 17:42:08,857 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_interface [2021-11-13 17:42:08,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 17:42:08,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 17:42:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lg2160_frontend_attach [2021-11-13 17:42:08,858 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lg2160_frontend_attach [2021-11-13 17:42:08,858 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_stop [2021-11-13 17:42:08,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_stop [2021-11-13 17:42:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_config_pin_mux_modes [2021-11-13 17:42:08,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_config_pin_mux_modes [2021-11-13 17:42:08,859 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_start [2021-11-13 17:42:08,859 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_start [2021-11-13 17:42:08,860 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_xfer [2021-11-13 17:42:08,860 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_xfer [2021-11-13 17:42:08,860 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_put [2021-11-13 17:42:08,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_put [2021-11-13 17:42:08,861 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_stream_config_isoc [2021-11-13 17:42:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_stream_config_isoc [2021-11-13 17:42:08,861 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_adap_fe_sleep [2021-11-13 17:42:08,861 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_adap_fe_sleep [2021-11-13 17:42:08,861 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mh [2021-11-13 17:42:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mh [2021-11-13 17:42:08,862 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_atsc [2021-11-13 17:42:08,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_atsc [2021-11-13 17:42:08,862 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep6_streaming_ctrl [2021-11-13 17:42:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep6_streaming_ctrl [2021-11-13 17:42:08,863 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_write_reg_mask [2021-11-13 17:42:08,863 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_write_reg_mask [2021-11-13 17:42:08,863 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_soft_reset [2021-11-13 17:42:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_soft_reset [2021-11-13 17:42:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 17:42:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_stream_config_bulk [2021-11-13 17:42:08,864 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_stream_config_bulk [2021-11-13 17:42:08,864 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init [2021-11-13 17:42:08,865 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init [2021-11-13 17:42:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 17:42:08,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-13 17:42:08,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-13 17:42:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-13 17:42:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-13 17:42:08,866 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init_tuner_demod [2021-11-13 17:42:08,866 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init_tuner_demod [2021-11-13 17:42:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-13 17:42:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-13 17:42:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_adap_fe_init [2021-11-13 17:42:08,867 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_adap_fe_init [2021-11-13 17:42:08,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 17:42:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_bitbang_sendbyte [2021-11-13 17:42:08,868 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_bitbang_sendbyte [2021-11-13 17:42:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 17:42:08,868 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lgdt3305_frontend_attach [2021-11-13 17:42:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lgdt3305_frontend_attach [2021-11-13 17:42:08,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-13 17:42:08,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-13 17:42:08,869 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_check_status [2021-11-13 17:42:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_check_status [2021-11-13 17:42:08,870 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep5_streaming_ctrl [2021-11-13 17:42:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep5_streaming_ctrl [2021-11-13 17:42:08,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_7_4 [2021-11-13 17:42:08,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_7_4 [2021-11-13 17:42:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-13 17:42:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ctrl_msg [2021-11-13 17:42:08,871 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ctrl_msg [2021-11-13 17:42:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 17:42:08,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fe_lock_of_mxl111sf_state [2021-11-13 17:42:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fe_lock_of_mxl111sf_state [2021-11-13 17:42:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-13 17:42:08,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-13 17:42:08,872 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_dvbt [2021-11-13 17:42:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_dvbt [2021-11-13 17:42:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ep4_streaming_ctrl [2021-11-13 17:42:08,873 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ep4_streaming_ctrl [2021-11-13 17:42:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 17:42:08,873 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-13 17:42:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_lock [2021-11-13 17:42:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_set_gpio [2021-11-13 17:42:08,874 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_set_gpio [2021-11-13 17:42:08,874 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-13 17:42:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-13 17:42:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-13 17:42:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_double_unlock [2021-11-13 17:42:08,875 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_lg2161_ep6_frontend_attach [2021-11-13 17:42:08,875 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_lg2161_ep6_frontend_attach [2021-11-13 17:42:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 17:42:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_get_chip_info [2021-11-13 17:42:08,876 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_get_chip_info [2021-11-13 17:42:08,876 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_mercury_mh [2021-11-13 17:42:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_mercury_mh [2021-11-13 17:42:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_enable_usb_output [2021-11-13 17:42:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_enable_usb_output [2021-11-13 17:42:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_transfer [2021-11-13 17:42:08,877 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_transfer [2021-11-13 17:42:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_attach_tuner [2021-11-13 17:42:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_attach_tuner [2021-11-13 17:42:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-13 17:42:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-13 17:42:08,878 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_hw_set_gpio [2021-11-13 17:42:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_hw_set_gpio [2021-11-13 17:42:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 17:42:08,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-13 17:42:08,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-13 17:42:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-13 17:42:08,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-13 17:42:08,880 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_set_device_mode [2021-11-13 17:42:08,880 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_set_device_mode [2021-11-13 17:42:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-13 17:42:08,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-13 17:42:08,881 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ctrl_program_regs [2021-11-13 17:42:08,882 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ctrl_program_regs [2021-11-13 17:42:08,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 17:42:08,882 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-13 17:42:08,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-13 17:42:08,882 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_gpio_mode_switch [2021-11-13 17:42:08,883 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_gpio_mode_switch [2021-11-13 17:42:08,883 INFO L130 BoogieDeclarations]: Found specification of procedure __symbol_get [2021-11-13 17:42:08,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __symbol_get [2021-11-13 17:42:08,883 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_write_reg [2021-11-13 17:42:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_write_reg [2021-11-13 17:42:08,884 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-13 17:42:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-13 17:42:08,884 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_func [2021-11-13 17:42:08,884 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_func [2021-11-13 17:42:08,885 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_ant_hunt [2021-11-13 17:42:08,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_ant_hunt [2021-11-13 17:42:08,885 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_set_ant_path [2021-11-13 17:42:08,885 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_set_ant_path [2021-11-13 17:42:08,886 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_init_port_expander [2021-11-13 17:42:08,886 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_init_port_expander [2021-11-13 17:42:08,886 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_disconnect [2021-11-13 17:42:08,886 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_disconnect [2021-11-13 17:42:08,886 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_frontend_attach_atsc_mh [2021-11-13 17:42:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_frontend_attach_atsc_mh [2021-11-13 17:42:08,887 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_attach_demod [2021-11-13 17:42:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_attach_demod [2021-11-13 17:42:08,887 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-13 17:42:08,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-13 17:42:08,888 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_send_data [2021-11-13 17:42:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_send_data [2021-11-13 17:42:08,888 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_resume [2021-11-13 17:42:08,888 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_resume [2021-11-13 17:42:08,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 17:42:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure mxl111sf_i2c_get_data [2021-11-13 17:42:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl111sf_i2c_get_data [2021-11-13 17:42:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-13 17:42:08,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-13 17:42:08,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 17:42:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 17:42:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_usbv2_probe [2021-11-13 17:42:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_usbv2_probe [2021-11-13 17:42:08,890 INFO L130 BoogieDeclarations]: Found specification of procedure mxl1x1sf_top_master_ctrl [2021-11-13 17:42:08,890 INFO L138 BoogieDeclarations]: Found implementation of procedure mxl1x1sf_top_master_ctrl [2021-11-13 17:42:10,983 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 17:46:22,658 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-13 17:46:22,992 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 17:46:22,992 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 17:46:22,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:46:22 BoogieIcfgContainer [2021-11-13 17:46:22,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 17:46:23,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 17:46:23,002 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 17:46:23,005 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 17:46:23,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 05:42:02" (1/3) ... [2021-11-13 17:46:23,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@475b211d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:46:23, skipping insertion in model container [2021-11-13 17:46:23,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 05:42:07" (2/3) ... [2021-11-13 17:46:23,007 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@475b211d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 05:46:23, skipping insertion in model container [2021-11-13 17:46:23,007 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 05:46:22" (3/3) ... [2021-11-13 17:46:23,009 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-kernel-locking-mutex_drivers-media-usb-dvb-usb-v2-dvb-usb-mxl111sf.cil.i [2021-11-13 17:46:23,014 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 17:46:23,015 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-13 17:46:23,084 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 17:46:23,092 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 17:46:23,092 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-13 17:46:23,201 INFO L276 IsEmpty]: Start isEmpty. Operand has 2427 states, 1820 states have (on average 1.4131868131868133) internal successors, (2572), 1853 states have internal predecessors, (2572), 530 states have call successors, (530), 75 states have call predecessors, (530), 74 states have return successors, (523), 503 states have call predecessors, (523), 523 states have call successors, (523) [2021-11-13 17:46:23,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2021-11-13 17:46:23,270 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:46:23,273 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:46:23,274 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 17:46:23,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:46:23,281 INFO L85 PathProgramCache]: Analyzing trace with hash 29905678, now seen corresponding path program 1 times [2021-11-13 17:46:23,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:46:23,292 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444212405] [2021-11-13 17:46:23,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:46:23,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:46:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 17:46:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 17:46:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 17:46:26,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 17:46:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 17:46:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 17:46:26,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 17:46:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 17:46:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 17:46:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 17:46:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 17:46:26,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 17:46:26,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 17:46:26,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 17:46:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:26,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 17:46:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 17:46:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 17:46:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 17:46:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 17:46:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 17:46:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 17:46:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 17:46:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 17:46:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 17:46:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 17:46:27,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 17:46:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 17:46:27,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 17:46:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 17:46:27,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:27,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 17:46:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 17:46:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 17:46:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 17:46:28,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 17:46:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 17:46:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 17:46:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 17:46:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 17:46:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 17:46:28,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 17:46:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 17:46:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 17:46:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 17:46:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:28,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:28,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 17:46:29,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 17:46:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 17:46:29,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:29,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 17:46:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:29,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 17:46:29,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:29,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 17:46:29,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:29,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 17:46:29,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-13 17:46:29,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 570 [2021-11-13 17:46:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:29,729 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-11-13 17:46:29,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:46:29,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444212405] [2021-11-13 17:46:29,731 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444212405] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:46:29,731 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:46:29,732 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:46:29,734 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110099940] [2021-11-13 17:46:29,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:46:29,741 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:46:29,741 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:46:29,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:46:29,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:46:29,787 INFO L87 Difference]: Start difference. First operand has 2427 states, 1820 states have (on average 1.4131868131868133) internal successors, (2572), 1853 states have internal predecessors, (2572), 530 states have call successors, (530), 75 states have call predecessors, (530), 74 states have return successors, (523), 503 states have call predecessors, (523), 523 states have call successors, (523) Second operand has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-11-13 17:46:32,108 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:46:34,185 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:46:38,232 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:46:40,149 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:46:44,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:46:44,852 INFO L93 Difference]: Finished difference Result 7065 states and 10727 transitions. [2021-11-13 17:46:44,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:46:44,855 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 580 [2021-11-13 17:46:44,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:46:44,930 INFO L225 Difference]: With dead ends: 7065 [2021-11-13 17:46:44,930 INFO L226 Difference]: Without dead ends: 4732 [2021-11-13 17:46:44,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:46:44,962 INFO L933 BasicCegarLoop]: 4018 mSDtfsCounter, 3698 mSDsluCounter, 6170 mSDsCounter, 0 mSdLazyCounter, 874 mSolverCounterSat, 1057 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13606.65ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3859 SdHoareTripleChecker+Valid, 10188 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 85.97ms SdHoareTripleChecker+Time, 1057 IncrementalHoareTripleChecker+Valid, 874 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14468.95ms IncrementalHoareTripleChecker+Time [2021-11-13 17:46:44,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3859 Valid, 10188 Invalid, 1934 Unknown, 0 Unchecked, 85.97ms Time], IncrementalHoareTripleChecker [1057 Valid, 874 Invalid, 3 Unknown, 0 Unchecked, 14468.95ms Time] [2021-11-13 17:46:44,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4732 states. [2021-11-13 17:46:45,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4732 to 4619. [2021-11-13 17:46:45,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4619 states, 3505 states have (on average 1.4205420827389443) internal successors, (4979), 3570 states have internal predecessors, (4979), 968 states have call successors, (968), 144 states have call predecessors, (968), 143 states have return successors, (964), 924 states have call predecessors, (964), 964 states have call successors, (964) [2021-11-13 17:46:45,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4619 states to 4619 states and 6911 transitions. [2021-11-13 17:46:45,368 INFO L78 Accepts]: Start accepts. Automaton has 4619 states and 6911 transitions. Word has length 580 [2021-11-13 17:46:45,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:46:45,371 INFO L470 AbstractCegarLoop]: Abstraction has 4619 states and 6911 transitions. [2021-11-13 17:46:45,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.5) internal successors, (78), 3 states have internal predecessors, (78), 3 states have call successors, (55), 3 states have call predecessors, (55), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-11-13 17:46:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 4619 states and 6911 transitions. [2021-11-13 17:46:45,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 585 [2021-11-13 17:46:45,394 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:46:45,395 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:46:45,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 17:46:45,395 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 17:46:45,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:46:45,396 INFO L85 PathProgramCache]: Analyzing trace with hash -1590275558, now seen corresponding path program 1 times [2021-11-13 17:46:45,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:46:45,396 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189008351] [2021-11-13 17:46:45,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:46:45,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:46:46,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 17:46:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 17:46:46,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:46,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 17:46:46,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 17:46:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 17:46:46,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:46,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:46,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 17:46:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 17:46:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 17:46:47,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 17:46:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 17:46:47,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 17:46:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 17:46:47,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 17:46:47,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 17:46:47,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 17:46:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 17:46:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 17:46:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 17:46:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 17:46:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 17:46:47,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 17:46:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 17:46:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:47,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 17:46:48,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 17:46:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 17:46:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 17:46:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 17:46:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 17:46:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 17:46:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 17:46:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 17:46:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 17:46:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 17:46:48,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 17:46:48,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 17:46:48,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 17:46:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 17:46:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 17:46:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 17:46:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 17:46:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:48,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 17:46:48,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 17:46:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 17:46:49,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 17:46:49,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 17:46:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 17:46:49,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 17:46:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 17:46:49,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 17:46:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 17:46:49,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:46:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-13 17:46:49,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:46:49,580 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-11-13 17:46:49,580 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:46:49,584 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189008351] [2021-11-13 17:46:49,584 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189008351] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:46:49,585 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:46:49,585 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:46:49,586 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843533030] [2021-11-13 17:46:49,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:46:49,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:46:49,590 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:46:49,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:46:49,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:46:49,592 INFO L87 Difference]: Start difference. First operand 4619 states and 6911 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:46:51,841 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:46:54,000 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:46:58,308 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:00,553 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:04,430 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:07,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:47:07,474 INFO L93 Difference]: Finished difference Result 11497 states and 17325 transitions. [2021-11-13 17:47:07,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:47:07,474 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 584 [2021-11-13 17:47:07,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:47:07,558 INFO L225 Difference]: With dead ends: 11497 [2021-11-13 17:47:07,558 INFO L226 Difference]: Without dead ends: 6983 [2021-11-13 17:47:07,594 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:47:07,595 INFO L933 BasicCegarLoop]: 3985 mSDtfsCounter, 3682 mSDsluCounter, 6142 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 1073 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16579.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3852 SdHoareTripleChecker+Valid, 10127 SdHoareTripleChecker+Invalid, 1956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 47.11ms SdHoareTripleChecker+Time, 1073 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17453.11ms IncrementalHoareTripleChecker+Time [2021-11-13 17:47:07,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3852 Valid, 10127 Invalid, 1956 Unknown, 0 Unchecked, 47.11ms Time], IncrementalHoareTripleChecker [1073 Valid, 878 Invalid, 5 Unknown, 0 Unchecked, 17453.11ms Time] [2021-11-13 17:47:07,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6983 states. [2021-11-13 17:47:08,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6983 to 6800. [2021-11-13 17:47:08,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6800 states, 5173 states have (on average 1.423352020104388) internal successors, (7363), 5271 states have internal predecessors, (7363), 1407 states have call successors, (1407), 218 states have call predecessors, (1407), 217 states have return successors, (1403), 1340 states have call predecessors, (1403), 1403 states have call successors, (1403) [2021-11-13 17:47:08,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6800 states to 6800 states and 10173 transitions. [2021-11-13 17:47:08,115 INFO L78 Accepts]: Start accepts. Automaton has 6800 states and 10173 transitions. Word has length 584 [2021-11-13 17:47:08,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:47:08,117 INFO L470 AbstractCegarLoop]: Abstraction has 6800 states and 10173 transitions. [2021-11-13 17:47:08,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 3 states have internal predecessors, (84), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:47:08,118 INFO L276 IsEmpty]: Start isEmpty. Operand 6800 states and 10173 transitions. [2021-11-13 17:47:08,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2021-11-13 17:47:08,140 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:47:08,142 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:47:08,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 17:47:08,142 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 17:47:08,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:47:08,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1971461764, now seen corresponding path program 1 times [2021-11-13 17:47:08,143 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:47:08,143 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164965251] [2021-11-13 17:47:08,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:47:08,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:47:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 17:47:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 17:47:09,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 17:47:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 17:47:09,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 17:47:09,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 17:47:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 17:47:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 17:47:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 17:47:09,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,714 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 17:47:09,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 17:47:09,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 17:47:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 17:47:09,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 17:47:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 17:47:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:09,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 17:47:10,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 17:47:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 17:47:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 17:47:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 17:47:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 17:47:10,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 17:47:10,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 17:47:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 17:47:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 17:47:10,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 17:47:10,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 17:47:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 17:47:10,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 17:47:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:10,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:10,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 17:47:10,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 17:47:11,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 17:47:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 17:47:11,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 17:47:11,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 17:47:11,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 17:47:11,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 17:47:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 17:47:11,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 17:47:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 17:47:11,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 17:47:11,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 17:47:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 17:47:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 17:47:11,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 17:47:11,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 17:47:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 17:47:11,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 17:47:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 17:47:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 17:47:11,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:11,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:12,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-13 17:47:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:12,059 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-11-13 17:47:12,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:47:12,060 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164965251] [2021-11-13 17:47:12,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164965251] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:47:12,061 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:47:12,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:47:12,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979955140] [2021-11-13 17:47:12,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:47:12,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:47:12,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:47:12,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:47:12,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:47:12,066 INFO L87 Difference]: Start difference. First operand 6800 states and 10173 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:47:14,280 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:16,365 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:20,022 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:21,924 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:26,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:47:26,380 INFO L93 Difference]: Finished difference Result 18087 states and 27213 transitions. [2021-11-13 17:47:26,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:47:26,381 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 585 [2021-11-13 17:47:26,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:47:26,501 INFO L225 Difference]: With dead ends: 18087 [2021-11-13 17:47:26,501 INFO L226 Difference]: Without dead ends: 11392 [2021-11-13 17:47:26,551 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:47:26,552 INFO L933 BasicCegarLoop]: 4038 mSDtfsCounter, 3646 mSDsluCounter, 6193 mSDsCounter, 0 mSdLazyCounter, 878 mSolverCounterSat, 1056 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13074.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3816 SdHoareTripleChecker+Valid, 10231 SdHoareTripleChecker+Invalid, 1937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 45.53ms SdHoareTripleChecker+Time, 1056 IncrementalHoareTripleChecker+Valid, 878 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13851.79ms IncrementalHoareTripleChecker+Time [2021-11-13 17:47:26,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3816 Valid, 10231 Invalid, 1937 Unknown, 0 Unchecked, 45.53ms Time], IncrementalHoareTripleChecker [1056 Valid, 878 Invalid, 3 Unknown, 0 Unchecked, 13851.79ms Time] [2021-11-13 17:47:26,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11392 states. [2021-11-13 17:47:27,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11392 to 11099. [2021-11-13 17:47:27,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11099 states, 8467 states have (on average 1.4245895830872801) internal successors, (12062), 8616 states have internal predecessors, (12062), 2264 states have call successors, (2264), 366 states have call predecessors, (2264), 365 states have return successors, (2260), 2163 states have call predecessors, (2260), 2260 states have call successors, (2260) [2021-11-13 17:47:27,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11099 states to 11099 states and 16586 transitions. [2021-11-13 17:47:27,256 INFO L78 Accepts]: Start accepts. Automaton has 11099 states and 16586 transitions. Word has length 585 [2021-11-13 17:47:27,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:47:27,259 INFO L470 AbstractCegarLoop]: Abstraction has 11099 states and 16586 transitions. [2021-11-13 17:47:27,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:47:27,260 INFO L276 IsEmpty]: Start isEmpty. Operand 11099 states and 16586 transitions. [2021-11-13 17:47:27,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2021-11-13 17:47:27,268 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:47:27,268 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:47:27,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 17:47:27,269 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 17:47:27,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:47:27,269 INFO L85 PathProgramCache]: Analyzing trace with hash -840717763, now seen corresponding path program 1 times [2021-11-13 17:47:27,269 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:47:27,270 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977035782] [2021-11-13 17:47:27,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:47:27,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:47:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 17:47:28,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 17:47:28,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 17:47:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 17:47:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 17:47:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 17:47:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 17:47:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 17:47:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 17:47:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 17:47:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 17:47:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 17:47:28,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 17:47:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:28,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 17:47:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 17:47:29,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 17:47:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 17:47:29,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 17:47:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 17:47:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 17:47:29,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 17:47:29,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 17:47:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 17:47:29,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 17:47:29,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 17:47:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 17:47:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 17:47:29,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 17:47:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 17:47:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 17:47:29,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 17:47:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 17:47:29,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 17:47:29,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 17:47:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 17:47:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 17:47:29,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:29,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:29,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 17:47:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 17:47:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 17:47:30,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 17:47:30,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 17:47:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 17:47:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 17:47:30,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 17:47:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 17:47:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 17:47:30,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 17:47:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 17:47:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 17:47:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 17:47:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-13 17:47:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-11-13 17:47:30,671 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:47:30,671 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977035782] [2021-11-13 17:47:30,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977035782] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:47:30,672 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:47:30,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:47:30,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559479085] [2021-11-13 17:47:30,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:47:30,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:47:30,675 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:47:30,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:47:30,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:47:30,676 INFO L87 Difference]: Start difference. First operand 11099 states and 16586 transitions. Second operand has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:47:32,848 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:34,979 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:39,081 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:41,371 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:45,320 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:47,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:47:47,660 INFO L93 Difference]: Finished difference Result 31238 states and 46949 transitions. [2021-11-13 17:47:47,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:47:47,661 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 586 [2021-11-13 17:47:47,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:47:47,805 INFO L225 Difference]: With dead ends: 31238 [2021-11-13 17:47:47,805 INFO L226 Difference]: Without dead ends: 20244 [2021-11-13 17:47:47,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:47:47,864 INFO L933 BasicCegarLoop]: 4137 mSDtfsCounter, 3682 mSDsluCounter, 6256 mSDsCounter, 0 mSdLazyCounter, 886 mSolverCounterSat, 1040 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15392.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3852 SdHoareTripleChecker+Valid, 10393 SdHoareTripleChecker+Invalid, 1931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 37.79ms SdHoareTripleChecker+Time, 1040 IncrementalHoareTripleChecker+Valid, 886 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16286.91ms IncrementalHoareTripleChecker+Time [2021-11-13 17:47:47,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3852 Valid, 10393 Invalid, 1931 Unknown, 0 Unchecked, 37.79ms Time], IncrementalHoareTripleChecker [1040 Valid, 886 Invalid, 5 Unknown, 0 Unchecked, 16286.91ms Time] [2021-11-13 17:47:47,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20244 states. [2021-11-13 17:47:48,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20244 to 19733. [2021-11-13 17:47:48,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19733 states, 15076 states have (on average 1.4263730432475457) internal successors, (21504), 15346 states have internal predecessors, (21504), 3993 states have call successors, (3993), 662 states have call predecessors, (3993), 661 states have return successors, (3989), 3809 states have call predecessors, (3989), 3989 states have call successors, (3989) [2021-11-13 17:47:48,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19733 states to 19733 states and 29486 transitions. [2021-11-13 17:47:48,720 INFO L78 Accepts]: Start accepts. Automaton has 19733 states and 29486 transitions. Word has length 586 [2021-11-13 17:47:48,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:47:48,721 INFO L470 AbstractCegarLoop]: Abstraction has 19733 states and 29486 transitions. [2021-11-13 17:47:48,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.5) internal successors, (86), 3 states have internal predecessors, (86), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:47:48,722 INFO L276 IsEmpty]: Start isEmpty. Operand 19733 states and 29486 transitions. [2021-11-13 17:47:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2021-11-13 17:47:48,729 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:47:48,730 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:47:48,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 17:47:48,730 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 17:47:48,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:47:48,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1186938530, now seen corresponding path program 1 times [2021-11-13 17:47:48,731 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:47:48,731 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357481309] [2021-11-13 17:47:48,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:47:48,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:47:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:49,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 17:47:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:49,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:49,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:49,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 17:47:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:49,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:49,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:49,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 17:47:50,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 17:47:50,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 17:47:50,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 17:47:50,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 17:47:50,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 17:47:50,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 17:47:50,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 17:47:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 17:47:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 17:47:50,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 17:47:50,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 17:47:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 17:47:50,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 17:47:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 17:47:50,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 17:47:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 17:47:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 17:47:50,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 17:47:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 17:47:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 17:47:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 17:47:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 17:47:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 17:47:50,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 17:47:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 17:47:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 17:47:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:50,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:50,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 17:47:51,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 17:47:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 17:47:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 17:47:51,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 17:47:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 17:47:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 17:47:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 17:47:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 17:47:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 17:47:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 17:47:51,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 17:47:51,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 17:47:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 17:47:51,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 17:47:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 17:47:51,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 17:47:51,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 17:47:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 17:47:51,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 17:47:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:51,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 17:47:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:52,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:47:52,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:52,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-13 17:47:52,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:47:52,053 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-11-13 17:47:52,053 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:47:52,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357481309] [2021-11-13 17:47:52,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357481309] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:47:52,053 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:47:52,054 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:47:52,054 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795682533] [2021-11-13 17:47:52,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:47:52,055 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:47:52,055 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:47:52,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:47:52,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:47:52,056 INFO L87 Difference]: Start difference. First operand 19733 states and 29486 transitions. Second operand has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:47:54,270 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:47:56,338 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:00,117 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:02,003 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:06,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:48:06,221 INFO L93 Difference]: Finished difference Result 57178 states and 85818 transitions. [2021-11-13 17:48:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:48:06,221 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 587 [2021-11-13 17:48:06,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:48:06,493 INFO L225 Difference]: With dead ends: 57178 [2021-11-13 17:48:06,493 INFO L226 Difference]: Without dead ends: 37550 [2021-11-13 17:48:06,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:48:06,610 INFO L933 BasicCegarLoop]: 4189 mSDtfsCounter, 3633 mSDsluCounter, 6291 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 1017 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12648.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3799 SdHoareTripleChecker+Valid, 10480 SdHoareTripleChecker+Invalid, 1909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 29.98ms SdHoareTripleChecker+Time, 1017 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13379.04ms IncrementalHoareTripleChecker+Time [2021-11-13 17:48:06,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3799 Valid, 10480 Invalid, 1909 Unknown, 0 Unchecked, 29.98ms Time], IncrementalHoareTripleChecker [1017 Valid, 889 Invalid, 3 Unknown, 0 Unchecked, 13379.04ms Time] [2021-11-13 17:48:06,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37550 states. [2021-11-13 17:48:08,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37550 to 36605. [2021-11-13 17:48:08,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36605 states, 28027 states have (on average 1.4262675277411068) internal successors, (39974), 28473 states have internal predecessors, (39974), 7322 states have call successors, (7322), 1254 states have call predecessors, (7322), 1253 states have return successors, (7318), 7029 states have call predecessors, (7318), 7318 states have call successors, (7318) [2021-11-13 17:48:08,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36605 states to 36605 states and 54614 transitions. [2021-11-13 17:48:08,487 INFO L78 Accepts]: Start accepts. Automaton has 36605 states and 54614 transitions. Word has length 587 [2021-11-13 17:48:08,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:48:08,488 INFO L470 AbstractCegarLoop]: Abstraction has 36605 states and 54614 transitions. [2021-11-13 17:48:08,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.75) internal successors, (87), 3 states have internal predecessors, (87), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:48:08,488 INFO L276 IsEmpty]: Start isEmpty. Operand 36605 states and 54614 transitions. [2021-11-13 17:48:08,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2021-11-13 17:48:08,496 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:48:08,496 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:48:08,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 17:48:08,497 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 17:48:08,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:48:08,497 INFO L85 PathProgramCache]: Analyzing trace with hash -613766982, now seen corresponding path program 1 times [2021-11-13 17:48:08,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:48:08,498 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572362829] [2021-11-13 17:48:08,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:48:08,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:48:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 17:48:10,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 17:48:10,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 17:48:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 17:48:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 17:48:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 17:48:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 17:48:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 17:48:10,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 17:48:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 17:48:10,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 17:48:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 17:48:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 17:48:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 17:48:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 17:48:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 17:48:10,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 17:48:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 17:48:10,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 17:48:10,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 17:48:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 17:48:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 17:48:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 17:48:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 17:48:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 17:48:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 17:48:10,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 17:48:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:10,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 17:48:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 17:48:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 17:48:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 17:48:11,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 17:48:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 17:48:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 17:48:11,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 17:48:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 17:48:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 17:48:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 17:48:11,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 17:48:11,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 17:48:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 17:48:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 17:48:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 17:48:11,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 17:48:11,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 17:48:11,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 17:48:11,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 17:48:11,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 17:48:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 17:48:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 17:48:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:11,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-13 17:48:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:11,769 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-11-13 17:48:11,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:48:11,769 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572362829] [2021-11-13 17:48:11,770 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572362829] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:48:11,770 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:48:11,770 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:48:11,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517873808] [2021-11-13 17:48:11,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:48:11,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:48:11,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:48:11,772 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:48:11,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:48:11,772 INFO L87 Difference]: Start difference. First operand 36605 states and 54614 transitions. Second operand has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:48:13,972 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:16,046 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:19,655 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:22,063 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:28,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:48:28,101 INFO L93 Difference]: Finished difference Result 108451 states and 162551 transitions. [2021-11-13 17:48:28,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:48:28,102 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 588 [2021-11-13 17:48:28,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:48:28,603 INFO L225 Difference]: With dead ends: 108451 [2021-11-13 17:48:28,603 INFO L226 Difference]: Without dead ends: 71951 [2021-11-13 17:48:28,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:48:28,939 INFO L933 BasicCegarLoop]: 4308 mSDtfsCounter, 3664 mSDsluCounter, 6378 mSDsCounter, 0 mSdLazyCounter, 898 mSolverCounterSat, 999 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13484.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3830 SdHoareTripleChecker+Valid, 10686 SdHoareTripleChecker+Invalid, 1900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 32.27ms SdHoareTripleChecker+Time, 999 IncrementalHoareTripleChecker+Valid, 898 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14405.37ms IncrementalHoareTripleChecker+Time [2021-11-13 17:48:28,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3830 Valid, 10686 Invalid, 1900 Unknown, 0 Unchecked, 32.27ms Time], IncrementalHoareTripleChecker [999 Valid, 898 Invalid, 3 Unknown, 0 Unchecked, 14405.37ms Time] [2021-11-13 17:48:29,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71951 states. [2021-11-13 17:48:31,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71951 to 70140. [2021-11-13 17:48:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70140 states, 53779 states have (on average 1.4263560125699624) internal successors, (76708), 54555 states have internal predecessors, (76708), 13921 states have call successors, (13921), 2438 states have call predecessors, (13921), 2437 states have return successors, (13917), 13425 states have call predecessors, (13917), 13917 states have call successors, (13917) [2021-11-13 17:48:32,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70140 states to 70140 states and 104546 transitions. [2021-11-13 17:48:32,577 INFO L78 Accepts]: Start accepts. Automaton has 70140 states and 104546 transitions. Word has length 588 [2021-11-13 17:48:32,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:48:32,579 INFO L470 AbstractCegarLoop]: Abstraction has 70140 states and 104546 transitions. [2021-11-13 17:48:32,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.0) internal successors, (88), 3 states have internal predecessors, (88), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:48:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand 70140 states and 104546 transitions. [2021-11-13 17:48:32,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 590 [2021-11-13 17:48:32,589 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:48:32,590 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:48:32,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 17:48:32,591 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 17:48:32,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:48:32,591 INFO L85 PathProgramCache]: Analyzing trace with hash 101155580, now seen corresponding path program 1 times [2021-11-13 17:48:32,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:48:32,592 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980871715] [2021-11-13 17:48:32,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:48:32,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:48:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:33,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 17:48:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:33,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:33,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 17:48:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 17:48:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 17:48:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 17:48:34,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 17:48:34,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 17:48:34,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 17:48:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 17:48:34,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 17:48:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 17:48:34,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 17:48:34,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 17:48:34,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 17:48:34,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 17:48:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 17:48:34,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 17:48:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 17:48:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 17:48:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 17:48:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 17:48:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 17:48:34,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 17:48:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 17:48:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 17:48:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 17:48:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 17:48:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 17:48:34,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 17:48:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 17:48:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:34,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 17:48:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 17:48:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 17:48:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 17:48:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 17:48:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 17:48:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 17:48:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 17:48:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 17:48:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 17:48:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 17:48:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 17:48:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 17:48:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 17:48:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 17:48:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 17:48:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 17:48:35,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 17:48:35,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 17:48:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 17:48:35,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:48:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-13 17:48:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:48:35,638 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-11-13 17:48:35,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:48:35,638 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980871715] [2021-11-13 17:48:35,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980871715] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:48:35,639 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:48:35,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:48:35,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169234987] [2021-11-13 17:48:35,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:48:35,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:48:35,641 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:48:35,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:48:35,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:48:35,641 INFO L87 Difference]: Start difference. First operand 70140 states and 104546 transitions. Second operand has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:48:37,820 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:39,906 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:43,118 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:48,021 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:49,411 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:48:53,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:48:53,682 INFO L93 Difference]: Finished difference Result 208569 states and 312366 transitions. [2021-11-13 17:48:53,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:48:53,683 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) Word has length 589 [2021-11-13 17:48:53,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:48:54,658 INFO L225 Difference]: With dead ends: 208569 [2021-11-13 17:48:54,659 INFO L226 Difference]: Without dead ends: 138534 [2021-11-13 17:48:54,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:48:54,891 INFO L933 BasicCegarLoop]: 5134 mSDtfsCounter, 3612 mSDsluCounter, 7014 mSDsCounter, 0 mSdLazyCounter, 948 mSolverCounterSat, 890 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14001.93ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3778 SdHoareTripleChecker+Valid, 12148 SdHoareTripleChecker+Invalid, 1841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 31.96ms SdHoareTripleChecker+Time, 890 IncrementalHoareTripleChecker+Valid, 948 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14730.50ms IncrementalHoareTripleChecker+Time [2021-11-13 17:48:54,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3778 Valid, 12148 Invalid, 1841 Unknown, 0 Unchecked, 31.96ms Time], IncrementalHoareTripleChecker [890 Valid, 948 Invalid, 3 Unknown, 0 Unchecked, 14730.50ms Time] [2021-11-13 17:48:55,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138534 states. [2021-11-13 17:48:59,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138534 to 135025. [2021-11-13 17:48:59,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135025 states, 103567 states have (on average 1.4267092799830061) internal successors, (147760), 105078 states have internal predecessors, (147760), 26700 states have call successors, (26700), 4756 states have call predecessors, (26700), 4755 states have return successors, (26696), 25741 states have call predecessors, (26696), 26696 states have call successors, (26696) [2021-11-13 17:49:00,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135025 states to 135025 states and 201156 transitions. [2021-11-13 17:49:00,370 INFO L78 Accepts]: Start accepts. Automaton has 135025 states and 201156 transitions. Word has length 589 [2021-11-13 17:49:00,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 17:49:00,371 INFO L470 AbstractCegarLoop]: Abstraction has 135025 states and 201156 transitions. [2021-11-13 17:49:00,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.25) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (52), 2 states have call predecessors, (52), 2 states have call successors, (52) [2021-11-13 17:49:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 135025 states and 201156 transitions. [2021-11-13 17:49:00,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 608 [2021-11-13 17:49:00,381 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 17:49:00,381 INFO L514 BasicCegarLoop]: trace histogram [51, 51, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 17:49:00,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 17:49:00,382 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_mutex__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-13 17:49:00,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 17:49:00,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1610892942, now seen corresponding path program 1 times [2021-11-13 17:49:00,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 17:49:00,383 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751980914] [2021-11-13 17:49:00,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 17:49:00,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 17:49:01,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-13 17:49:01,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:01,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-11-13 17:49:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:01,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-11-13 17:49:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:01,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-13 17:49:01,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-11-13 17:49:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:01,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:01,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-11-13 17:49:02,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-11-13 17:49:02,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-11-13 17:49:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-11-13 17:49:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-11-13 17:49:02,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-11-13 17:49:02,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-11-13 17:49:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-11-13 17:49:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-13 17:49:02,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-11-13 17:49:02,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-11-13 17:49:02,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-11-13 17:49:02,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-11-13 17:49:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-11-13 17:49:02,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-11-13 17:49:02,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-11-13 17:49:02,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-13 17:49:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-11-13 17:49:02,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-11-13 17:49:02,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-11-13 17:49:02,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:02,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-11-13 17:49:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-11-13 17:49:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-11-13 17:49:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-11-13 17:49:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-11-13 17:49:03,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-11-13 17:49:03,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-11-13 17:49:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-11-13 17:49:03,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-11-13 17:49:03,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2021-11-13 17:49:03,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-11-13 17:49:03,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2021-11-13 17:49:03,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 410 [2021-11-13 17:49:03,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2021-11-13 17:49:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2021-11-13 17:49:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2021-11-13 17:49:03,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 454 [2021-11-13 17:49:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2021-11-13 17:49:03,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 476 [2021-11-13 17:49:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 487 [2021-11-13 17:49:03,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 498 [2021-11-13 17:49:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 509 [2021-11-13 17:49:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 520 [2021-11-13 17:49:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 531 [2021-11-13 17:49:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2021-11-13 17:49:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-13 17:49:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 555 [2021-11-13 17:49:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 594 [2021-11-13 17:49:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 17:49:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 11175 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2021-11-13 17:49:03,890 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 17:49:03,890 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751980914] [2021-11-13 17:49:03,890 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751980914] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 17:49:03,891 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 17:49:03,891 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 17:49:03,891 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44338498] [2021-11-13 17:49:03,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 17:49:03,892 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 17:49:03,892 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 17:49:03,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 17:49:03,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 17:49:03,893 INFO L87 Difference]: Start difference. First operand 135025 states and 201156 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) [2021-11-13 17:49:06,136 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:49:08,209 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:49:13,176 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:49:17,790 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 17:49:24,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 17:49:24,707 INFO L93 Difference]: Finished difference Result 390398 states and 584320 transitions. [2021-11-13 17:49:24,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 17:49:24,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 3 states have internal predecessors, (103), 3 states have call successors, (57), 3 states have call predecessors, (57), 1 states have return successors, (53), 3 states have call predecessors, (53), 3 states have call successors, (53) Word has length 607 [2021-11-13 17:49:24,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 17:49:26,577 INFO L225 Difference]: With dead ends: 390398 [2021-11-13 17:49:26,577 INFO L226 Difference]: Without dead ends: 255478 [2021-11-13 17:49:27,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 17:49:27,044 INFO L933 BasicCegarLoop]: 4996 mSDtfsCounter, 3390 mSDsluCounter, 6924 mSDsCounter, 0 mSdLazyCounter, 926 mSolverCounterSat, 867 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13659.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 3546 SdHoareTripleChecker+Valid, 11920 SdHoareTripleChecker+Invalid, 1796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 29.05ms SdHoareTripleChecker+Time, 867 IncrementalHoareTripleChecker+Valid, 926 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14393.65ms IncrementalHoareTripleChecker+Time [2021-11-13 17:49:27,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3546 Valid, 11920 Invalid, 1796 Unknown, 0 Unchecked, 29.05ms Time], IncrementalHoareTripleChecker [867 Valid, 926 Invalid, 3 Unknown, 0 Unchecked, 14393.65ms Time] [2021-11-13 17:49:27,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255478 states.