./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0da9b2775f98d30f03d1fa5b2c7b9aebe5198411fc856f3ea3af31dd47dd5198 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 21:05:02,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 21:05:02,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 21:05:02,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 21:05:02,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 21:05:02,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 21:05:02,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 21:05:02,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 21:05:02,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 21:05:02,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 21:05:02,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 21:05:02,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 21:05:02,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 21:05:02,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 21:05:02,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 21:05:02,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 21:05:02,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 21:05:02,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 21:05:02,900 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 21:05:02,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 21:05:02,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 21:05:02,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 21:05:02,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 21:05:02,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 21:05:02,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 21:05:02,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 21:05:02,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 21:05:02,928 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 21:05:02,928 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 21:05:02,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 21:05:02,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 21:05:02,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 21:05:02,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 21:05:02,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 21:05:02,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 21:05:02,938 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 21:05:02,939 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 21:05:02,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 21:05:02,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 21:05:02,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 21:05:02,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 21:05:02,942 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-13 21:05:02,987 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 21:05:02,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 21:05:02,989 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 21:05:02,989 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 21:05:02,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 21:05:02,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 21:05:02,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 21:05:02,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 21:05:02,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 21:05:02,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 21:05:02,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 21:05:02,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 21:05:02,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 21:05:02,999 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 21:05:02,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 21:05:02,999 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 21:05:03,000 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 21:05:03,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 21:05:03,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:05:03,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 21:05:03,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 21:05:03,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 21:05:03,001 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 21:05:03,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 21:05:03,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 21:05:03,001 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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0da9b2775f98d30f03d1fa5b2c7b9aebe5198411fc856f3ea3af31dd47dd5198 [2021-11-13 21:05:03,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 21:05:03,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 21:05:03,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 21:05:03,364 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 21:05:03,365 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 21:05:03,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-13 21:05:03,429 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/data/8834159c8/eb1f1a6025b0481789a1021fb8201b2b/FLAGa9e1545f0 [2021-11-13 21:05:04,480 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 21:05:04,481 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-13 21:05:04,558 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/data/8834159c8/eb1f1a6025b0481789a1021fb8201b2b/FLAGa9e1545f0 [2021-11-13 21:05:04,809 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/data/8834159c8/eb1f1a6025b0481789a1021fb8201b2b [2021-11-13 21:05:04,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 21:05:04,816 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 21:05:04,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 21:05:04,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 21:05:04,824 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 21:05:04,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,825 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e599031 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:04, skipping insertion in model container [2021-11-13 21:05:04,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:04" (1/1) ... [2021-11-13 21:05:04,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 21:05:04,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 21:05:07,929 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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[359877,359890] [2021-11-13 21:05:07,932 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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[360046,360059] [2021-11-13 21:05:07,932 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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[360213,360226] [2021-11-13 21:05:07,933 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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[360381,360394] [2021-11-13 21:05:07,943 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:05:08,033 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 21:05:08,581 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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[359877,359890] [2021-11-13 21:05:08,583 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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[360046,360059] [2021-11-13 21:05:08,584 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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[360213,360226] [2021-11-13 21:05:08,584 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_20edc5d4-bb28-47db-94aa-c2098b72c3e0/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[360381,360394] [2021-11-13 21:05:08,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 21:05:08,842 INFO L208 MainTranslator]: Completed translation [2021-11-13 21:05:08,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08 WrapperNode [2021-11-13 21:05:08,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 21:05:08,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 21:05:08,844 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 21:05:08,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 21:05:08,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:09,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:09,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 21:05:09,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 21:05:09,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 21:05:09,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 21:05:09,448 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:09,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:09,527 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:09,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:09,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:09,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:10,005 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:10,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 21:05:10,179 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 21:05:10,179 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 21:05:10,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 21:05:10,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:08" (1/1) ... [2021-11-13 21:05:10,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 21:05:10,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/z3 [2021-11-13 21:05:10,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 21:05:10,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20edc5d4-bb28-47db-94aa-c2098b72c3e0/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 21:05:10,401 INFO L130 BoogieDeclarations]: Found specification of procedure setbrightness [2021-11-13 21:05:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure setbrightness [2021-11-13 21:05:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_fr [2021-11-13 21:05:10,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_fr [2021-11-13 21:05:10,402 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_sb [2021-11-13 21:05:10,403 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_sb [2021-11-13 21:05:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-13 21:05:10,403 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-13 21:05:10,403 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2021-11-13 21:05:10,403 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2021-11-13 21:05:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-13 21:05:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 21:05:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-13 21:05:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-13 21:05:10,404 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-13 21:05:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-13 21:05:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 21:05:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 21:05:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_upload_quan_tables [2021-11-13 21:05:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_upload_quan_tables [2021-11-13 21:05:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2021-11-13 21:05:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2021-11-13 21:05:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-13 21:05:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-13 21:05:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2021-11-13 21:05:10,406 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2021-11-13 21:05:10,406 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w_mask [2021-11-13 21:05:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w_mask [2021-11-13 21:05:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_i2c_w [2021-11-13 21:05:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_i2c_w [2021-11-13 21:05:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 21:05:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-11-13 21:05:10,407 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-11-13 21:05:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_mode [2021-11-13 21:05:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_mode [2021-11-13 21:05:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_handle_button [2021-11-13 21:05:10,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_handle_button [2021-11-13 21:05:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 21:05:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-13 21:05:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-13 21:05:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_stop [2021-11-13 21:05:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_stop [2021-11-13 21:05:10,409 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_stop [2021-11-13 21:05:10,409 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_stop [2021-11-13 21:05:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-13 21:05:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-13 21:05:10,410 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-13 21:05:10,410 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-13 21:05:10,411 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-13 21:05:10,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-13 21:05:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure sd_reset_snapshot [2021-11-13 21:05:10,427 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_reset_snapshot [2021-11-13 21:05:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 21:05:10,427 INFO L130 BoogieDeclarations]: Found specification of procedure mode_init_ov_sensor_regs [2021-11-13 21:05:10,428 INFO L138 BoogieDeclarations]: Found implementation of procedure mode_init_ov_sensor_regs [2021-11-13 21:05:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 21:05:10,428 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_read_ack [2021-11-13 21:05:10,429 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_read_ack [2021-11-13 21:05:10,430 INFO L130 BoogieDeclarations]: Found specification of procedure write_regvals [2021-11-13 21:05:10,430 INFO L138 BoogieDeclarations]: Found implementation of procedure write_regvals [2021-11-13 21:05:10,430 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_reg_w32 [2021-11-13 21:05:10,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_reg_w32 [2021-11-13 21:05:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-13 21:05:10,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-13 21:05:10,431 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2021-11-13 21:05:10,432 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2021-11-13 21:05:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure write_i2c_regvals [2021-11-13 21:05:10,433 INFO L138 BoogieDeclarations]: Found implementation of procedure write_i2c_regvals [2021-11-13 21:05:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-13 21:05:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_write_byte [2021-11-13 21:05:10,433 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_write_byte [2021-11-13 21:05:10,433 INFO L130 BoogieDeclarations]: Found specification of procedure sd_g_volatile_ctrl [2021-11-13 21:05:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_g_volatile_ctrl [2021-11-13 21:05:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 21:05:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-13 21:05:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-13 21:05:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2021-11-13 21:05:10,434 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2021-11-13 21:05:10,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 21:05:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2021-11-13 21:05:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2021-11-13 21:05:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-13 21:05:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-13 21:05:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-13 21:05:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-13 21:05:10,435 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2021-11-13 21:05:10,435 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2021-11-13 21:05:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure init_ov_sensor [2021-11-13 21:05:10,436 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ov_sensor [2021-11-13 21:05:10,436 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_fsb [2021-11-13 21:05:10,436 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_fsb [2021-11-13 21:05:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 21:05:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2021-11-13 21:05:10,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2021-11-13 21:05:10,451 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2021-11-13 21:05:10,451 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2021-11-13 21:05:10,452 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-11-13 21:05:10,452 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-11-13 21:05:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_start [2021-11-13 21:05:10,453 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_start [2021-11-13 21:05:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2021-11-13 21:05:10,453 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2021-11-13 21:05:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_set_crop_window [2021-11-13 21:05:10,453 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_set_crop_window [2021-11-13 21:05:10,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-13 21:05:10,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-13 21:05:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_led_control [2021-11-13 21:05:10,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_led_control [2021-11-13 21:05:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 21:05:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-11-13 21:05:10,454 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-11-13 21:05:10,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-13 21:05:10,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-13 21:05:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-13 21:05:10,455 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-13 21:05:10,455 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w_mask [2021-11-13 21:05:10,455 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w_mask [2021-11-13 21:05:10,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-13 21:05:10,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-13 21:05:10,457 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-13 21:05:10,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-13 21:05:10,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 21:05:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-13 21:05:10,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-13 21:05:10,461 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-13 21:05:10,462 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-13 21:05:10,462 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2021-11-13 21:05:10,462 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2021-11-13 21:05:10,463 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2021-11-13 21:05:10,469 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2021-11-13 21:05:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2021-11-13 21:05:10,469 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2021-11-13 21:05:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-13 21:05:10,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-13 21:05:10,469 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stop0 [2021-11-13 21:05:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stop0 [2021-11-13 21:05:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_restart [2021-11-13 21:05:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_restart [2021-11-13 21:05:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2021-11-13 21:05:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2021-11-13 21:05:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_r [2021-11-13 21:05:10,470 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_r [2021-11-13 21:05:10,470 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r8 [2021-11-13 21:05:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r8 [2021-11-13 21:05:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2021-11-13 21:05:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2021-11-13 21:05:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 21:05:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_auto_cluster [2021-11-13 21:05:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_auto_cluster [2021-11-13 21:05:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2021-11-13 21:05:10,471 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2021-11-13 21:05:10,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-13 21:05:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-13 21:05:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_read_sb [2021-11-13 21:05:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_read_sb [2021-11-13 21:05:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2021-11-13 21:05:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2021-11-13 21:05:10,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 21:05:10,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 21:05:47,206 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-13 21:11:49,954 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-13 21:11:55,277 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 21:11:55,278 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 21:11:55,285 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:11:55 BoogieIcfgContainer [2021-11-13 21:11:55,285 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 21:11:55,286 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 21:11:55,286 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 21:11:55,296 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 21:11:55,296 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:11:55" (1/1) ... [2021-11-13 21:11:55,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 21:11:55,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:11:55,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2585 states to 1620 states and 2585 transitions. [2021-11-13 21:11:55,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1620 states and 2585 transitions. [2021-11-13 21:11:55,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-13 21:11:55,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:11:55,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:11:56,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:11:56,611 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2021-11-13 21:12:06,914 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 21:12:07,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:07,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 1626 states and 2597 transitions. [2021-11-13 21:12:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 2597 transitions. [2021-11-13 21:12:07,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-13 21:12:07,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:07,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:08,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:08,576 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2021-11-13 21:12:08,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:09,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 1633 states and 2604 transitions. [2021-11-13 21:12:09,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1633 states and 2604 transitions. [2021-11-13 21:12:09,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-13 21:12:09,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:09,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:09,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:09,613 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:12:10,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:10,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 1639 states and 2619 transitions. [2021-11-13 21:12:10,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1639 states and 2619 transitions. [2021-11-13 21:12:10,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-13 21:12:10,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:10,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:11,540 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:12:13,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:13,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 1646 states and 2637 transitions. [2021-11-13 21:12:13,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1646 states and 2637 transitions. [2021-11-13 21:12:13,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-13 21:12:13,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:13,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:14,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:14,401 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-13 21:12:16,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:16,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2654 states to 1654 states and 2654 transitions. [2021-11-13 21:12:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2654 transitions. [2021-11-13 21:12:16,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-13 21:12:16,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:16,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:16,762 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-13 21:12:17,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:17,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 1661 states and 2681 transitions. [2021-11-13 21:12:17,782 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 2681 transitions. [2021-11-13 21:12:17,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-13 21:12:17,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:17,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-13 21:12:18,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:18,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2698 states to 1668 states and 2698 transitions. [2021-11-13 21:12:18,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 2698 transitions. [2021-11-13 21:12:18,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-13 21:12:18,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:18,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:18,958 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:12:19,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:19,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2701 states to 1671 states and 2701 transitions. [2021-11-13 21:12:19,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1671 states and 2701 transitions. [2021-11-13 21:12:19,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-13 21:12:19,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:19,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:19,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:19,638 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:12:20,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:20,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1676 states and 2705 transitions. [2021-11-13 21:12:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1676 states and 2705 transitions. [2021-11-13 21:12:20,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-13 21:12:20,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:20,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:20,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:21,091 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:12:21,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:21,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2706 states to 1678 states and 2706 transitions. [2021-11-13 21:12:21,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2706 transitions. [2021-11-13 21:12:21,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 21:12:21,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:21,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:22,839 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-11-13 21:12:29,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:29,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 1687 states and 2728 transitions. [2021-11-13 21:12:29,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2728 transitions. [2021-11-13 21:12:29,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-13 21:12:29,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:29,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:29,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:30,633 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:12:36,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:36,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2753 states to 1698 states and 2753 transitions. [2021-11-13 21:12:36,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2753 transitions. [2021-11-13 21:12:36,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-13 21:12:36,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:36,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:38,406 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-11-13 21:12:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:44,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 1701 states and 2756 transitions. [2021-11-13 21:12:44,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2756 transitions. [2021-11-13 21:12:44,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 21:12:44,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:44,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:45,289 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:12:45,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:45,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2758 states to 1704 states and 2758 transitions. [2021-11-13 21:12:45,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2758 transitions. [2021-11-13 21:12:45,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-13 21:12:45,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:45,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:12:46,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:46,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2761 states to 1707 states and 2761 transitions. [2021-11-13 21:12:46,111 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2761 transitions. [2021-11-13 21:12:46,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-13 21:12:46,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:46,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:46,566 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:12:46,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:46,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 1710 states and 2764 transitions. [2021-11-13 21:12:46,746 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2764 transitions. [2021-11-13 21:12:46,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-13 21:12:46,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:46,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:47,161 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-13 21:12:57,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:12:57,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 1717 states and 2778 transitions. [2021-11-13 21:12:57,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2778 transitions. [2021-11-13 21:12:57,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-13 21:12:57,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:12:57,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:12:57,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:12:58,718 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:13:06,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:06,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 1724 states and 2799 transitions. [2021-11-13 21:13:06,025 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2799 transitions. [2021-11-13 21:13:06,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 21:13:06,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:06,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:07,383 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:13:12,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:12,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 1731 states and 2814 transitions. [2021-11-13 21:13:12,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2814 transitions. [2021-11-13 21:13:12,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-13 21:13:12,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:12,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:13,087 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-13 21:13:16,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:16,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 1744 states and 2842 transitions. [2021-11-13 21:13:16,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 2842 transitions. [2021-11-13 21:13:16,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 21:13:16,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:16,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:16,654 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2021-11-13 21:13:27,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 1750 states and 2853 transitions. [2021-11-13 21:13:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2853 transitions. [2021-11-13 21:13:27,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 21:13:27,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:27,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:27,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:28,783 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:13:42,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:42,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1763 states and 2897 transitions. [2021-11-13 21:13:42,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2897 transitions. [2021-11-13 21:13:42,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 21:13:42,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:42,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:43,227 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:13:49,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:49,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 1768 states and 2909 transitions. [2021-11-13 21:13:49,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2909 transitions. [2021-11-13 21:13:49,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 21:13:49,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:49,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:49,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:49,790 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:13:49,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:49,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2913 states to 1770 states and 2913 transitions. [2021-11-13 21:13:49,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2913 transitions. [2021-11-13 21:13:49,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 21:13:49,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:49,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:50,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-13 21:13:52,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:52,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 1774 states and 2916 transitions. [2021-11-13 21:13:52,182 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2916 transitions. [2021-11-13 21:13:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 21:13:52,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:52,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:52,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:52,536 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-13 21:13:53,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:54,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2919 states to 1776 states and 2919 transitions. [2021-11-13 21:13:54,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2919 transitions. [2021-11-13 21:13:54,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 21:13:54,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:54,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:54,356 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-13 21:13:57,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:57,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 1778 states and 2923 transitions. [2021-11-13 21:13:57,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2923 transitions. [2021-11-13 21:13:57,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 21:13:57,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:57,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-13 21:13:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:13:58,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 1780 states and 2924 transitions. [2021-11-13 21:13:58,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2924 transitions. [2021-11-13 21:13:58,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-13 21:13:58,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:13:58,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:13:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:13:59,172 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-11-13 21:14:00,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:00,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 1782 states and 2926 transitions. [2021-11-13 21:14:00,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2926 transitions. [2021-11-13 21:14:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-13 21:14:00,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:00,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:00,829 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-13 21:14:00,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:00,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 1784 states and 2927 transitions. [2021-11-13 21:14:00,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2927 transitions. [2021-11-13 21:14:00,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-13 21:14:00,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:00,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:14:17,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:17,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 1793 states and 2949 transitions. [2021-11-13 21:14:17,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2949 transitions. [2021-11-13 21:14:17,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-13 21:14:17,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:17,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:17,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:17,914 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:14:23,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:23,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2960 states to 1799 states and 2960 transitions. [2021-11-13 21:14:23,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1799 states and 2960 transitions. [2021-11-13 21:14:23,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-13 21:14:23,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:23,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:23,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:24,062 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-13 21:14:30,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:30,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 1809 states and 2990 transitions. [2021-11-13 21:14:30,629 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2990 transitions. [2021-11-13 21:14:30,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-13 21:14:30,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:30,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:30,982 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-13 21:14:31,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:31,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1811 states and 2994 transitions. [2021-11-13 21:14:31,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2994 transitions. [2021-11-13 21:14:31,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 21:14:31,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:31,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:31,884 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2021-11-13 21:14:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:42,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 1820 states and 3019 transitions. [2021-11-13 21:14:42,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 3019 transitions. [2021-11-13 21:14:42,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 21:14:42,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:42,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:43,067 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-13 21:14:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:50,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3050 states to 1831 states and 3050 transitions. [2021-11-13 21:14:50,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 3050 transitions. [2021-11-13 21:14:50,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 21:14:50,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:50,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:51,047 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2021-11-13 21:14:51,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:51,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3060 states to 1838 states and 3060 transitions. [2021-11-13 21:14:51,418 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3060 transitions. [2021-11-13 21:14:51,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 21:14:51,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:51,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:51,673 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-13 21:14:55,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:14:55,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3086 states to 1851 states and 3086 transitions. [2021-11-13 21:14:55,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3086 transitions. [2021-11-13 21:14:55,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 21:14:55,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:14:55,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:14:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:14:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2021-11-13 21:15:05,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:05,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 1856 states and 3093 transitions. [2021-11-13 21:15:05,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3093 transitions. [2021-11-13 21:15:05,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 21:15:05,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:05,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2021-11-13 21:15:16,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:16,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3114 states to 1863 states and 3114 transitions. [2021-11-13 21:15:16,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1863 states and 3114 transitions. [2021-11-13 21:15:16,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 21:15:16,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:16,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:16,998 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2021-11-13 21:15:31,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:31,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 1871 states and 3139 transitions. [2021-11-13 21:15:31,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 3139 transitions. [2021-11-13 21:15:31,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 21:15:31,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:31,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:31,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:32,082 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-13 21:15:40,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:40,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3170 states to 1882 states and 3170 transitions. [2021-11-13 21:15:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3170 transitions. [2021-11-13 21:15:40,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 21:15:40,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:40,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:40,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:40,791 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2021-11-13 21:15:41,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:41,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 1884 states and 3174 transitions. [2021-11-13 21:15:41,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3174 transitions. [2021-11-13 21:15:41,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 21:15:41,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:41,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2021-11-13 21:15:41,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1891 states and 3184 transitions. [2021-11-13 21:15:41,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1891 states and 3184 transitions. [2021-11-13 21:15:41,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 21:15:41,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:41,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:42,058 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-13 21:15:42,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:42,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1895 states and 3190 transitions. [2021-11-13 21:15:42,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3190 transitions. [2021-11-13 21:15:42,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 21:15:42,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:42,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:43,008 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2021-11-13 21:15:46,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:46,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 1908 states and 3217 transitions. [2021-11-13 21:15:46,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1908 states and 3217 transitions. [2021-11-13 21:15:46,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 21:15:46,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:46,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:47,102 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2021-11-13 21:15:56,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:15:56,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 1912 states and 3224 transitions. [2021-11-13 21:15:56,887 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3224 transitions. [2021-11-13 21:15:56,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 21:15:56,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:15:56,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:15:57,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:15:57,164 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2021-11-13 21:16:03,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:03,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 1915 states and 3228 transitions. [2021-11-13 21:16:03,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3228 transitions. [2021-11-13 21:16:03,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-13 21:16:03,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:03,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:04,031 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2021-11-13 21:16:06,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:06,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1928 states and 3252 transitions. [2021-11-13 21:16:06,145 INFO L276 IsEmpty]: Start isEmpty. Operand 1928 states and 3252 transitions. [2021-11-13 21:16:06,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 21:16:06,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:06,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:06,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:07,787 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:16:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 1940 states and 3285 transitions. [2021-11-13 21:16:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3285 transitions. [2021-11-13 21:16:26,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 21:16:26,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:26,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:26,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:28,206 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:16:51,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:16:51,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3320 states to 1954 states and 3320 transitions. [2021-11-13 21:16:51,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3320 transitions. [2021-11-13 21:16:51,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 21:16:51,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:16:51,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:16:51,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:16:53,856 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:17:25,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:17:25,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3357 states to 1970 states and 3357 transitions. [2021-11-13 21:17:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 3357 transitions. [2021-11-13 21:17:25,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 21:17:25,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:17:25,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:17:25,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:17:27,751 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-13 21:17:58,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:17:58,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3391 states to 1983 states and 3391 transitions. [2021-11-13 21:17:58,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3391 transitions. [2021-11-13 21:17:58,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-13 21:17:58,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:17:58,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:17:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:18:00,777 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2021-11-13 21:18:30,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 21:18:30,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 1992 states and 3422 transitions. [2021-11-13 21:18:30,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 3422 transitions. [2021-11-13 21:18:30,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 21:18:30,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 21:18:30,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 21:18:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 21:18:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked.