./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ --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 d32928d801fbef437507a95ab59a9f2ab5bdcb4ad57bcaf83180b689fec93c7c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:28:34,966 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:28:34,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:28:35,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:28:35,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:28:35,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:28:35,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:28:35,040 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:28:35,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:28:35,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:28:35,045 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:28:35,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:28:35,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:28:35,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:28:35,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:28:35,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:28:35,054 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:28:35,055 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:28:35,058 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:28:35,061 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:28:35,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:28:35,072 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:28:35,073 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:28:35,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:28:35,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:28:35,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:28:35,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:28:35,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:28:35,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:28:35,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:28:35,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:28:35,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:28:35,092 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:28:35,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:28:35,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:28:35,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:28:35,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:28:35,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:28:35,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:28:35,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:28:35,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:28:35,101 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 01:28:35,153 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:28:35,153 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:28:35,154 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:28:35,154 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:28:35,155 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:28:35,155 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:28:35,155 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:28:35,156 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:28:35,156 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:28:35,156 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:28:35,156 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:28:35,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:28:35,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:28:35,157 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:28:35,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:28:35,157 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:28:35,158 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:28:35,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:28:35,164 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:28:35,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:28:35,165 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:28:35,165 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:28:35,165 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:28:35,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:28:35,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:28:35,166 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_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d32928d801fbef437507a95ab59a9f2ab5bdcb4ad57bcaf83180b689fec93c7c [2021-11-23 01:28:35,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:28:35,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:28:35,529 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:28:35,530 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:28:35,531 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:28:35,532 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-23 01:28:35,616 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/data/5fa6ad874/8de4580e416947908fa2e68cc8c95f7a/FLAGb6dd4447c [2021-11-23 01:28:36,641 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:28:36,643 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-23 01:28:36,698 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/data/5fa6ad874/8de4580e416947908fa2e68cc8c95f7a/FLAGb6dd4447c [2021-11-23 01:28:37,058 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/data/5fa6ad874/8de4580e416947908fa2e68cc8c95f7a [2021-11-23 01:28:37,060 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:28:37,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:28:37,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:28:37,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:28:37,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:28:37,071 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:28:37" (1/1) ... [2021-11-23 01:28:37,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33fdf606 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:37, skipping insertion in model container [2021-11-23 01:28:37,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:28:37" (1/1) ... [2021-11-23 01:28:37,104 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:28:37,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:28:39,818 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i[343728,343741] [2021-11-23 01:28:39,821 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i[343894,343907] [2021-11-23 01:28:39,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i[344058,344071] [2021-11-23 01:28:39,823 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i[344223,344236] [2021-11-23 01:28:39,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:28:39,998 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:28:40,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i[343728,343741] [2021-11-23 01:28:40,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i[343894,343907] [2021-11-23 01:28:40,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i[344058,344071] [2021-11-23 01:28:40,533 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-mutex_drivers-media-usb-gspca-gspca_ov519.cil.i[344223,344236] [2021-11-23 01:28:40,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:28:40,752 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:28:40,753 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40 WrapperNode [2021-11-23 01:28:40,753 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:28:40,754 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:28:40,754 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:28:40,755 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:28:40,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:40,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:41,353 INFO L137 Inliner]: procedures = 252, calls = 5649, calls flagged for inlining = 117, calls inlined = 103, statements flattened = 8110 [2021-11-23 01:28:41,353 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:28:41,355 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:28:41,355 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:28:41,355 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:28:41,383 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:41,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:41,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:41,526 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:41,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:41,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:42,010 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:42,060 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:28:42,061 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:28:42,062 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:28:42,062 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:28:42,063 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:28:40" (1/1) ... [2021-11-23 01:28:42,071 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:28:42,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:28:42,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:28:42,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac6ab151-1308-4009-8acd-3361d2dec08d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:28:42,151 INFO L130 BoogieDeclarations]: Found specification of procedure setbrightness [2021-11-23 01:28:42,152 INFO L138 BoogieDeclarations]: Found implementation of procedure setbrightness [2021-11-23 01:28:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_fr [2021-11-23 01:28:42,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_fr [2021-11-23 01:28:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_sb [2021-11-23 01:28:42,152 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_sb [2021-11-23 01:28:42,152 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-23 01:28:42,152 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-23 01:28:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2021-11-23 01:28:42,153 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2021-11-23 01:28:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 01:28:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:28:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 01:28:42,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 01:28:42,153 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-23 01:28:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-23 01:28:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 01:28:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 01:28:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_upload_quan_tables [2021-11-23 01:28:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_upload_quan_tables [2021-11-23 01:28:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2021-11-23 01:28:42,154 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2021-11-23 01:28:42,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:28:42,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:28:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2021-11-23 01:28:42,155 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2021-11-23 01:28:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w_mask [2021-11-23 01:28:42,155 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w_mask [2021-11-23 01:28:42,155 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_i2c_w [2021-11-23 01:28:42,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_i2c_w [2021-11-23 01:28:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:28:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-11-23 01:28:42,156 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-11-23 01:28:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_mode [2021-11-23 01:28:42,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_mode [2021-11-23 01:28:42,156 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_handle_button [2021-11-23 01:28:42,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_handle_button [2021-11-23 01:28:42,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:28:42,157 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-23 01:28:42,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-23 01:28:42,157 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_stop [2021-11-23 01:28:42,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_stop [2021-11-23 01:28:42,158 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_stop [2021-11-23 01:28:42,158 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_stop [2021-11-23 01:28:42,158 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-23 01:28:42,158 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-23 01:28:42,159 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-23 01:28:42,159 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-23 01:28:42,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-23 01:28:42,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-23 01:28:42,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 01:28:42,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_mutex__one_thread_locked_at_exit [2021-11-23 01:28:42,160 INFO L130 BoogieDeclarations]: Found specification of procedure sd_reset_snapshot [2021-11-23 01:28:42,160 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_reset_snapshot [2021-11-23 01:28:42,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:28:42,161 INFO L130 BoogieDeclarations]: Found specification of procedure mode_init_ov_sensor_regs [2021-11-23 01:28:42,161 INFO L138 BoogieDeclarations]: Found implementation of procedure mode_init_ov_sensor_regs [2021-11-23 01:28:42,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:28:42,162 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_read_ack [2021-11-23 01:28:42,163 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_read_ack [2021-11-23 01:28:42,163 INFO L130 BoogieDeclarations]: Found specification of procedure write_regvals [2021-11-23 01:28:42,163 INFO L138 BoogieDeclarations]: Found implementation of procedure write_regvals [2021-11-23 01:28:42,163 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_reg_w32 [2021-11-23 01:28:42,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_reg_w32 [2021-11-23 01:28:42,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-23 01:28:42,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-23 01:28:42,165 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2021-11-23 01:28:42,165 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2021-11-23 01:28:42,165 INFO L130 BoogieDeclarations]: Found specification of procedure write_i2c_regvals [2021-11-23 01:28:42,166 INFO L138 BoogieDeclarations]: Found implementation of procedure write_i2c_regvals [2021-11-23 01:28:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 01:28:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_write_byte [2021-11-23 01:28:42,166 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_write_byte [2021-11-23 01:28:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure sd_g_volatile_ctrl [2021-11-23 01:28:42,166 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_g_volatile_ctrl [2021-11-23 01:28:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:28:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-23 01:28:42,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-23 01:28:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2021-11-23 01:28:42,167 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2021-11-23 01:28:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:28:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 01:28:42,167 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 01:28:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 01:28:42,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 01:28:42,168 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2021-11-23 01:28:42,168 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2021-11-23 01:28:42,168 INFO L130 BoogieDeclarations]: Found specification of procedure init_ov_sensor [2021-11-23 01:28:42,168 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ov_sensor [2021-11-23 01:28:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_fsb [2021-11-23 01:28:42,169 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_fsb [2021-11-23 01:28:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:28:42,169 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2021-11-23 01:28:42,169 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2021-11-23 01:28:42,170 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-11-23 01:28:42,171 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-11-23 01:28:42,171 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_start [2021-11-23 01:28:42,171 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_start [2021-11-23 01:28:42,171 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2021-11-23 01:28:42,171 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2021-11-23 01:28:42,171 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_set_crop_window [2021-11-23 01:28:42,171 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_set_crop_window [2021-11-23 01:28:42,171 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_led_control [2021-11-23 01:28:42,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_led_control [2021-11-23 01:28:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:28:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-11-23 01:28:42,172 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-11-23 01:28:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:28:42,172 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w_mask [2021-11-23 01:28:42,172 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w_mask [2021-11-23 01:28:42,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-23 01:28:42,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-23 01:28:42,173 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-23 01:28:42,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-23 01:28:42,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:28:42,174 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 01:28:42,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 01:28:42,175 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-23 01:28:42,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-23 01:28:42,178 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2021-11-23 01:28:42,178 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2021-11-23 01:28:42,179 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2021-11-23 01:28:42,179 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2021-11-23 01:28:42,180 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2021-11-23 01:28:42,181 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2021-11-23 01:28:42,181 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-23 01:28:42,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-23 01:28:42,181 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stop0 [2021-11-23 01:28:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stop0 [2021-11-23 01:28:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_restart [2021-11-23 01:28:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_restart [2021-11-23 01:28:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2021-11-23 01:28:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2021-11-23 01:28:42,187 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_r [2021-11-23 01:28:42,187 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_r [2021-11-23 01:28:42,188 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r8 [2021-11-23 01:28:42,188 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r8 [2021-11-23 01:28:42,188 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2021-11-23 01:28:42,188 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2021-11-23 01:28:42,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:28:42,188 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_auto_cluster [2021-11-23 01:28:42,188 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_auto_cluster [2021-11-23 01:28:42,188 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2021-11-23 01:28:42,188 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2021-11-23 01:28:42,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-23 01:28:42,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-23 01:28:42,189 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_read_sb [2021-11-23 01:28:42,189 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_read_sb [2021-11-23 01:28:42,189 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2021-11-23 01:28:42,189 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2021-11-23 01:28:42,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:28:42,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:28:42,909 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:28:42,912 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:29:18,497 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 01:35:14,060 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:35:18,936 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:35:18,936 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:35:18,943 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:35:18 BoogieIcfgContainer [2021-11-23 01:35:18,943 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:35:18,944 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:35:18,944 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:35:18,964 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:35:18,965 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:35:18" (1/1) ... [2021-11-23 01:35:18,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:35:19,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:19,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2402 states to 1507 states and 2402 transitions. [2021-11-23 01:35:19,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 2402 transitions. [2021-11-23 01:35:19,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:35:19,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:19,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:35:22,365 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:35:23,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:23,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 1518 states and 2423 transitions. [2021-11-23 01:35:23,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 2423 transitions. [2021-11-23 01:35:23,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:35:23,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:23,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:23,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:35:26,420 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:35:27,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:27,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2457 states to 1528 states and 2443 transitions. [2021-11-23 01:35:27,432 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 2443 transitions. [2021-11-23 01:35:27,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:35:27,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:27,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:27,975 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:35:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:28,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 1534 states and 2453 transitions. [2021-11-23 01:35:28,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 2453 transitions. [2021-11-23 01:35:28,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:35:28,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:28,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:28,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:29,070 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:35:31,920 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:35:35,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:35,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 1549 states and 2485 transitions. [2021-11-23 01:35:35,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 2485 transitions. [2021-11-23 01:35:35,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:35:35,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:35,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:35:36,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:36,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 1551 states and 2488 transitions. [2021-11-23 01:35:36,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 2488 transitions. [2021-11-23 01:35:36,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:35:36,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:36,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:36,749 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:35:37,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:37,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2519 states to 1557 states and 2498 transitions. [2021-11-23 01:35:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 2498 transitions. [2021-11-23 01:35:37,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:35:37,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:37,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:38,841 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 01:35:41,727 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:35:45,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:45,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 1573 states and 2531 transitions. [2021-11-23 01:35:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 2531 transitions. [2021-11-23 01:35:45,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:35:45,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:45,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:46,383 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:35:46,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:46,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 1575 states and 2534 transitions. [2021-11-23 01:35:46,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 2534 transitions. [2021-11-23 01:35:46,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:35:46,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:46,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:46,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:47,024 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-23 01:35:47,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:47,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 1600 states and 2589 transitions. [2021-11-23 01:35:47,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1600 states and 2589 transitions. [2021-11-23 01:35:47,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:35:47,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:47,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:48,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:48,402 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-23 01:35:49,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:49,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2674 states to 1625 states and 2646 transitions. [2021-11-23 01:35:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 2646 transitions. [2021-11-23 01:35:49,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:35:49,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:49,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:49,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:49,970 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-23 01:35:50,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 1627 states and 2649 transitions. [2021-11-23 01:35:50,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 2649 transitions. [2021-11-23 01:35:50,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:35:50,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:50,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:51,348 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-23 01:35:52,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:52,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1652 states and 2704 transitions. [2021-11-23 01:35:52,293 INFO L276 IsEmpty]: Start isEmpty. Operand 1652 states and 2704 transitions. [2021-11-23 01:35:52,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:35:52,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:52,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:52,744 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:35:52,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:52,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2734 states to 1654 states and 2706 transitions. [2021-11-23 01:35:52,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1654 states and 2706 transitions. [2021-11-23 01:35:52,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:35:52,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:52,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 01:35:53,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:53,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2736 states to 1656 states and 2708 transitions. [2021-11-23 01:35:53,588 INFO L276 IsEmpty]: Start isEmpty. Operand 1656 states and 2708 transitions. [2021-11-23 01:35:53,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:35:53,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:53,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:53,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:54,095 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 01:35:54,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2738 states to 1658 states and 2710 transitions. [2021-11-23 01:35:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2710 transitions. [2021-11-23 01:35:54,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:35:54,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:54,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:54,659 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:35:54,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:54,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2740 states to 1660 states and 2712 transitions. [2021-11-23 01:35:54,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1660 states and 2712 transitions. [2021-11-23 01:35:54,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:35:54,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:54,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:54,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:55,277 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-23 01:35:56,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:56,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 1685 states and 2767 transitions. [2021-11-23 01:35:56,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1685 states and 2767 transitions. [2021-11-23 01:35:56,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:35:56,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:56,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:56,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:56,608 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:35:56,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:56,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 1687 states and 2769 transitions. [2021-11-23 01:35:56,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1687 states and 2769 transitions. [2021-11-23 01:35:56,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:35:56,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:56,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:57,231 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 01:35:57,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:57,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 1689 states and 2771 transitions. [2021-11-23 01:35:57,428 INFO L276 IsEmpty]: Start isEmpty. Operand 1689 states and 2771 transitions. [2021-11-23 01:35:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:35:57,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:57,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:57,937 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 01:35:58,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:58,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 1691 states and 2774 transitions. [2021-11-23 01:35:58,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1691 states and 2774 transitions. [2021-11-23 01:35:58,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:35:58,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:58,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:58,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:58,556 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-23 01:35:58,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 1693 states and 2776 transitions. [2021-11-23 01:35:58,710 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2776 transitions. [2021-11-23 01:35:58,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:35:58,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:58,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:58,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:59,158 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:35:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:59,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2806 states to 1695 states and 2778 transitions. [2021-11-23 01:35:59,322 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2778 transitions. [2021-11-23 01:35:59,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:35:59,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:59,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:59,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:59,778 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:36:00,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 1698 states and 2784 transitions. [2021-11-23 01:36:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2784 transitions. [2021-11-23 01:36:00,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:36:00,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:00,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:00,551 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-23 01:36:00,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:00,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 1700 states and 2786 transitions. [2021-11-23 01:36:00,693 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2786 transitions. [2021-11-23 01:36:00,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:36:00,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:00,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:01,107 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:36:01,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:01,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2816 states to 1702 states and 2788 transitions. [2021-11-23 01:36:01,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2788 transitions. [2021-11-23 01:36:01,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:36:01,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:01,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:01,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:01,665 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 01:36:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:01,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2819 states to 1704 states and 2791 transitions. [2021-11-23 01:36:01,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1704 states and 2791 transitions. [2021-11-23 01:36:01,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:36:01,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:01,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:02,205 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-23 01:36:02,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:02,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 1706 states and 2793 transitions. [2021-11-23 01:36:02,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1706 states and 2793 transitions. [2021-11-23 01:36:02,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:36:02,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:02,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:02,719 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:36:02,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:02,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1707 states and 2794 transitions. [2021-11-23 01:36:02,752 INFO L276 IsEmpty]: Start isEmpty. Operand 1707 states and 2794 transitions. [2021-11-23 01:36:02,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 01:36:02,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:02,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:03,098 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-23 01:36:03,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:03,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2824 states to 1709 states and 2796 transitions. [2021-11-23 01:36:03,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2796 transitions. [2021-11-23 01:36:03,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:36:03,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:03,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:03,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:36:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:03,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 1711 states and 2799 transitions. [2021-11-23 01:36:03,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1711 states and 2799 transitions. [2021-11-23 01:36:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:36:03,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:03,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:03,934 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:36:04,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:04,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 1712 states and 2799 transitions. [2021-11-23 01:36:04,132 INFO L276 IsEmpty]: Start isEmpty. Operand 1712 states and 2799 transitions. [2021-11-23 01:36:04,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:36:04,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:04,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:04,483 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-23 01:36:04,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:04,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 1714 states and 2801 transitions. [2021-11-23 01:36:04,657 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2801 transitions. [2021-11-23 01:36:04,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:36:04,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:04,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:04,973 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 01:36:05,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:05,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2834 states to 1718 states and 2806 transitions. [2021-11-23 01:36:05,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2806 transitions. [2021-11-23 01:36:05,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:36:05,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:05,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:05,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:05,431 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:36:05,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:05,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 1721 states and 2812 transitions. [2021-11-23 01:36:05,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 2812 transitions. [2021-11-23 01:36:05,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:36:05,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:05,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:05,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:06,100 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 01:36:06,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 1723 states and 2814 transitions. [2021-11-23 01:36:06,240 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2814 transitions. [2021-11-23 01:36:06,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 01:36:06,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:06,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:06,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-11-23 01:36:07,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:07,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 1743 states and 2848 transitions. [2021-11-23 01:36:07,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2848 transitions. [2021-11-23 01:36:07,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:36:07,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:07,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:07,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:07,422 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:36:07,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:07,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2886 states to 1745 states and 2850 transitions. [2021-11-23 01:36:07,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2850 transitions. [2021-11-23 01:36:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:36:07,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:07,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:07,876 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 01:36:07,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 1747 states and 2853 transitions. [2021-11-23 01:36:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2853 transitions. [2021-11-23 01:36:07,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:36:07,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:07,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:08,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:08,328 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-23 01:36:08,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:08,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 1749 states and 2855 transitions. [2021-11-23 01:36:08,476 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2855 transitions. [2021-11-23 01:36:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:36:08,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:08,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:36:08,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:08,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1750 states and 2856 transitions. [2021-11-23 01:36:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2856 transitions. [2021-11-23 01:36:08,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:36:08,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:08,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:09,248 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:36:09,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:09,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 1752 states and 2858 transitions. [2021-11-23 01:36:09,350 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2858 transitions. [2021-11-23 01:36:09,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:36:09,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:09,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:09,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:09,715 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:36:09,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:09,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1754 states and 2861 transitions. [2021-11-23 01:36:09,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2861 transitions. [2021-11-23 01:36:09,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:36:09,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:09,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:36:10,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:10,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1755 states and 2861 transitions. [2021-11-23 01:36:10,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2861 transitions. [2021-11-23 01:36:10,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:36:10,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:10,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:10,835 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:36:11,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:11,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 1757 states and 2863 transitions. [2021-11-23 01:36:11,016 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2863 transitions. [2021-11-23 01:36:11,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:36:11,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:11,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:11,394 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:36:11,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:11,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2900 states to 1753 states and 2856 transitions. [2021-11-23 01:36:11,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2856 transitions. [2021-11-23 01:36:11,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:36:11,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:11,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:11,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:36:11,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:11,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 1740 states and 2834 transitions. [2021-11-23 01:36:11,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2834 transitions. [2021-11-23 01:36:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:36:11,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:11,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:12,259 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2021-11-23 01:36:14,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2947 states to 1760 states and 2870 transitions. [2021-11-23 01:36:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 2870 transitions. [2021-11-23 01:36:14,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:36:14,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:14,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:14,778 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-23 01:36:14,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:14,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2949 states to 1762 states and 2872 transitions. [2021-11-23 01:36:14,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2872 transitions. [2021-11-23 01:36:14,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 01:36:14,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:14,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:15,171 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-11-23 01:36:17,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:17,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2991 states to 1782 states and 2906 transitions. [2021-11-23 01:36:17,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2906 transitions. [2021-11-23 01:36:17,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:36:17,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:17,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:17,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:17,638 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:36:17,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:17,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2994 states to 1778 states and 2899 transitions. [2021-11-23 01:36:17,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2899 transitions. [2021-11-23 01:36:17,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:36:17,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:17,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:17,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:18,053 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:36:20,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:20,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 1794 states and 2926 transitions. [2021-11-23 01:36:20,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2926 transitions. [2021-11-23 01:36:20,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:36:20,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:20,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:20,614 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:36:20,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:20,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3029 states to 1768 states and 2882 transitions. [2021-11-23 01:36:20,702 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2882 transitions. [2021-11-23 01:36:20,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:36:20,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:20,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:21,133 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 01:36:21,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:21,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1772 states and 2887 transitions. [2021-11-23 01:36:21,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2887 transitions. [2021-11-23 01:36:21,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:36:21,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:21,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-23 01:36:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:21,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 1775 states and 2893 transitions. [2021-11-23 01:36:21,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2893 transitions. [2021-11-23 01:36:21,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 01:36:21,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:21,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:21,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:22,099 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:22,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3063 states to 1785 states and 2916 transitions. [2021-11-23 01:36:22,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2916 transitions. [2021-11-23 01:36:22,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:36:22,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:22,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:22,693 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:22,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:22,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 1791 states and 2926 transitions. [2021-11-23 01:36:22,794 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 2926 transitions. [2021-11-23 01:36:22,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 01:36:22,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:22,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:23,086 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:36:23,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:23,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3074 states to 1787 states and 2919 transitions. [2021-11-23 01:36:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2919 transitions. [2021-11-23 01:36:23,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 01:36:23,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:23,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:23,412 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:36:23,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:23,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3075 states to 1774 states and 2897 transitions. [2021-11-23 01:36:23,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2897 transitions. [2021-11-23 01:36:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:36:23,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:23,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:23,740 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 01:36:23,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:23,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 1776 states and 2900 transitions. [2021-11-23 01:36:23,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2900 transitions. [2021-11-23 01:36:23,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:36:23,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:23,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:24,168 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:36:24,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:24,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3080 states to 1778 states and 2902 transitions. [2021-11-23 01:36:24,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2902 transitions. [2021-11-23 01:36:24,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:36:24,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:24,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:24,580 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-23 01:36:24,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3081 states to 1779 states and 2903 transitions. [2021-11-23 01:36:24,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 2903 transitions. [2021-11-23 01:36:24,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 01:36:24,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:24,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:24,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:24,879 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:24,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3090 states to 1784 states and 2912 transitions. [2021-11-23 01:36:24,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2912 transitions. [2021-11-23 01:36:24,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:36:24,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:24,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:25,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:25,264 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-23 01:36:25,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:25,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3093 states to 1786 states and 2915 transitions. [2021-11-23 01:36:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2915 transitions. [2021-11-23 01:36:25,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:36:25,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:25,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:25,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:25,638 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-11-23 01:36:27,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:27,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3135 states to 1806 states and 2949 transitions. [2021-11-23 01:36:27,127 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 2949 transitions. [2021-11-23 01:36:27,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 01:36:27,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:27,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:27,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:27,398 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-23 01:36:27,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:27,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3136 states to 1802 states and 2942 transitions. [2021-11-23 01:36:27,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1802 states and 2942 transitions. [2021-11-23 01:36:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 01:36:27,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:27,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:27,776 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-23 01:36:27,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:27,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 1789 states and 2920 transitions. [2021-11-23 01:36:27,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2920 transitions. [2021-11-23 01:36:27,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:36:27,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:27,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:28,090 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-23 01:36:28,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:28,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 1790 states and 2920 transitions. [2021-11-23 01:36:28,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 2920 transitions. [2021-11-23 01:36:28,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:36:28,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:28,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:28,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:28,510 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-23 01:36:28,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:28,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 1792 states and 2922 transitions. [2021-11-23 01:36:28,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 2922 transitions. [2021-11-23 01:36:28,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 01:36:28,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:28,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:28,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:28,898 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:28,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:28,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 1796 states and 2931 transitions. [2021-11-23 01:36:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1796 states and 2931 transitions. [2021-11-23 01:36:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 01:36:28,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:28,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:29,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:29,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:29,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3150 states to 1797 states and 2933 transitions. [2021-11-23 01:36:29,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 2933 transitions. [2021-11-23 01:36:29,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:36:29,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:29,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:29,634 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 01:36:29,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:29,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3155 states to 1801 states and 2938 transitions. [2021-11-23 01:36:29,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1801 states and 2938 transitions. [2021-11-23 01:36:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:36:29,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:29,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:30,046 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-23 01:36:30,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:30,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3161 states to 1804 states and 2944 transitions. [2021-11-23 01:36:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2944 transitions. [2021-11-23 01:36:30,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 01:36:30,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:30,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:30,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:30,790 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:31,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 1814 states and 2967 transitions. [2021-11-23 01:36:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2967 transitions. [2021-11-23 01:36:31,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:36:31,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:31,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:31,388 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:31,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 1816 states and 2972 transitions. [2021-11-23 01:36:31,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1816 states and 2972 transitions. [2021-11-23 01:36:31,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-23 01:36:31,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:31,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:31,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:31,803 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:31,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 1818 states and 2973 transitions. [2021-11-23 01:36:31,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1818 states and 2973 transitions. [2021-11-23 01:36:31,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:36:31,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:31,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:32,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:32,298 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:32,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:32,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3191 states to 1819 states and 2974 transitions. [2021-11-23 01:36:32,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1819 states and 2974 transitions. [2021-11-23 01:36:32,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:36:32,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:32,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:32,658 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:32,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:32,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 1820 states and 2975 transitions. [2021-11-23 01:36:32,703 INFO L276 IsEmpty]: Start isEmpty. Operand 1820 states and 2975 transitions. [2021-11-23 01:36:32,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:36:32,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:32,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:32,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:33,000 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:33,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:33,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 1826 states and 2985 transitions. [2021-11-23 01:36:33,097 INFO L276 IsEmpty]: Start isEmpty. Operand 1826 states and 2985 transitions. [2021-11-23 01:36:33,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:36:33,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:33,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:33,502 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:33,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:33,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3208 states to 1830 states and 2991 transitions. [2021-11-23 01:36:33,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1830 states and 2991 transitions. [2021-11-23 01:36:33,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:36:33,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:33,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 01:36:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3210 states to 1832 states and 2993 transitions. [2021-11-23 01:36:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1832 states and 2993 transitions. [2021-11-23 01:36:34,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:36:34,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:34,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:34,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:34,533 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-23 01:36:34,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:34,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 1833 states and 2994 transitions. [2021-11-23 01:36:34,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2994 transitions. [2021-11-23 01:36:34,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 01:36:34,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:34,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:34,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:34,868 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:34,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:34,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 1838 states and 3003 transitions. [2021-11-23 01:36:34,966 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3003 transitions. [2021-11-23 01:36:34,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 01:36:34,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:34,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:35,363 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:35,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:35,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 1842 states and 3012 transitions. [2021-11-23 01:36:35,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 3012 transitions. [2021-11-23 01:36:35,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 01:36:35,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:35,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:35,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:35,922 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:35,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:35,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3230 states to 1843 states and 3013 transitions. [2021-11-23 01:36:35,944 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3013 transitions. [2021-11-23 01:36:35,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:36:35,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:35,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:36,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:36,341 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-23 01:36:36,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:36,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 1845 states and 3016 transitions. [2021-11-23 01:36:36,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3016 transitions. [2021-11-23 01:36:36,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:36:36,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:36,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-23 01:36:37,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:37,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 1846 states and 3016 transitions. [2021-11-23 01:36:37,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3016 transitions. [2021-11-23 01:36:37,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 01:36:37,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:37,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:37,723 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-23 01:36:37,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:37,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 1848 states and 3018 transitions. [2021-11-23 01:36:37,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3018 transitions. [2021-11-23 01:36:37,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:36:37,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:37,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:37,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:38,194 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:38,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:38,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 1852 states and 3024 transitions. [2021-11-23 01:36:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3024 transitions. [2021-11-23 01:36:38,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:36:38,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:38,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:38,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 1856 states and 3033 transitions. [2021-11-23 01:36:38,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3033 transitions. [2021-11-23 01:36:38,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:36:38,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:38,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:39,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:39,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3252 states to 1857 states and 3035 transitions. [2021-11-23 01:36:39,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3035 transitions. [2021-11-23 01:36:39,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 01:36:39,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:39,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:36:39,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:39,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 1860 states and 3042 transitions. [2021-11-23 01:36:39,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3042 transitions. [2021-11-23 01:36:39,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 01:36:39,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:39,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-23 01:36:40,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:40,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3277 states to 1864 states and 3047 transitions. [2021-11-23 01:36:40,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3047 transitions. [2021-11-23 01:36:40,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:36:40,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:40,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:40,461 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-23 01:36:40,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:40,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3279 states to 1866 states and 3049 transitions. [2021-11-23 01:36:40,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1866 states and 3049 transitions. [2021-11-23 01:36:40,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:36:40,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:40,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:40,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:41,057 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:36:41,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 1868 states and 3052 transitions. [2021-11-23 01:36:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3052 transitions. [2021-11-23 01:36:41,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:36:41,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:41,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:41,416 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:41,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:41,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3285 states to 1869 states and 3053 transitions. [2021-11-23 01:36:41,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3053 transitions. [2021-11-23 01:36:41,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 01:36:41,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:41,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:41,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:41,759 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-23 01:36:42,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:42,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 1879 states and 3076 transitions. [2021-11-23 01:36:42,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1879 states and 3076 transitions. [2021-11-23 01:36:42,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 01:36:42,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:42,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:42,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:42,371 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:36:42,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:42,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 1882 states and 3083 transitions. [2021-11-23 01:36:42,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3083 transitions. [2021-11-23 01:36:42,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:36:42,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:42,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:42,949 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:42,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:42,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 1884 states and 3088 transitions. [2021-11-23 01:36:42,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3088 transitions. [2021-11-23 01:36:43,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:36:43,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:43,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:43,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:43,322 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:43,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1886 states and 3089 transitions. [2021-11-23 01:36:43,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3089 transitions. [2021-11-23 01:36:43,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:36:43,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:43,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:43,685 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:43,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:43,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 1887 states and 3090 transitions. [2021-11-23 01:36:43,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1887 states and 3090 transitions. [2021-11-23 01:36:43,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:36:43,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:43,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:44,091 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:44,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 1888 states and 3091 transitions. [2021-11-23 01:36:44,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3091 transitions. [2021-11-23 01:36:44,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:36:44,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:44,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:44,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:44,473 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-23 01:36:44,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:44,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 1894 states and 3101 transitions. [2021-11-23 01:36:44,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1894 states and 3101 transitions. [2021-11-23 01:36:44,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:36:44,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:44,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:36:45,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:45,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1898 states and 3107 transitions. [2021-11-23 01:36:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 3107 transitions. [2021-11-23 01:36:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 01:36:45,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:45,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:46,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:46,287 INFO L263 TraceCheckSpWp]: Trace formula consists of 6913 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-23 01:36:46,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:36:53,760 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 72 proven. 2 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-23 01:37:17,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 1905 states and 3118 transitions. [2021-11-23 01:37:17,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3118 transitions. [2021-11-23 01:37:17,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 01:37:17,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,026 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:37:18,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 1905 states and 3117 transitions. [2021-11-23 01:37:18,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3117 transitions. [2021-11-23 01:37:18,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 01:37:18,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:18,588 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:37:18,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:18,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 1907 states and 3120 transitions. [2021-11-23 01:37:18,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3120 transitions. [2021-11-23 01:37:18,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 01:37:18,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:18,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,001 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:37:19,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:19,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3387 states to 1907 states and 3119 transitions. [2021-11-23 01:37:19,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3119 transitions. [2021-11-23 01:37:19,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 01:37:19,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:19,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:19,437 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:37:21,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1913 states and 3131 transitions. [2021-11-23 01:37:21,314 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3131 transitions. [2021-11-23 01:37:21,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:37:21,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:21,660 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:37:21,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:21,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3416 states to 1915 states and 3133 transitions. [2021-11-23 01:37:21,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3133 transitions. [2021-11-23 01:37:21,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:37:21,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:21,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,038 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:37:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1911 states and 3126 transitions. [2021-11-23 01:37:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1911 states and 3126 transitions. [2021-11-23 01:37:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 01:37:22,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,400 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:37:22,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 1913 states and 3129 transitions. [2021-11-23 01:37:22,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3129 transitions. [2021-11-23 01:37:22,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-23 01:37:22,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:22,759 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:37:22,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:22,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 1913 states and 3128 transitions. [2021-11-23 01:37:22,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1913 states and 3128 transitions. [2021-11-23 01:37:22,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 01:37:22,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:22,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:22,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,128 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2021-11-23 01:37:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3433 states to 1881 states and 3076 transitions. [2021-11-23 01:37:23,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1881 states and 3076 transitions. [2021-11-23 01:37:23,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-23 01:37:23,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:23,583 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2021-11-23 01:37:23,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:23,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 1884 states and 3083 transitions. [2021-11-23 01:37:23,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3083 transitions. [2021-11-23 01:37:23,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 01:37:23,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:23,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,238 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:37:24,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 1886 states and 3085 transitions. [2021-11-23 01:37:24,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1886 states and 3085 transitions. [2021-11-23 01:37:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 01:37:24,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,601 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-23 01:37:24,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:24,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3457 states to 1882 states and 3078 transitions. [2021-11-23 01:37:24,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3078 transitions. [2021-11-23 01:37:24,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 01:37:24,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:24,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:24,964 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:37:25,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1884 states and 3081 transitions. [2021-11-23 01:37:25,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3081 transitions. [2021-11-23 01:37:25,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-23 01:37:25,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:37:25,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3464 states to 1884 states and 3080 transitions. [2021-11-23 01:37:25,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3080 transitions. [2021-11-23 01:37:25,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 01:37:25,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:25,659 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2021-11-23 01:37:25,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:25,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3469 states to 1888 states and 3085 transitions. [2021-11-23 01:37:25,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3085 transitions. [2021-11-23 01:37:25,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 01:37:25,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:25,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:25,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,067 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2021-11-23 01:37:26,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1849 states and 3019 transitions. [2021-11-23 01:37:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 1849 states and 3019 transitions. [2021-11-23 01:37:26,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 01:37:26,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:37:26,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:26,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 1851 states and 3021 transitions. [2021-11-23 01:37:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3021 transitions. [2021-11-23 01:37:26,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 01:37:26,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:26,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:26,975 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:37:27,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1847 states and 3014 transitions. [2021-11-23 01:37:27,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 3014 transitions. [2021-11-23 01:37:27,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 01:37:27,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,393 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 583 trivial. 0 not checked. [2021-11-23 01:37:27,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:27,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3489 states to 1812 states and 2956 transitions. [2021-11-23 01:37:27,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2956 transitions. [2021-11-23 01:37:27,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 01:37:27,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:27,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:27,936 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:37:28,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1814 states and 2958 transitions. [2021-11-23 01:37:28,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2958 transitions. [2021-11-23 01:37:28,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 01:37:28,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,279 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-23 01:37:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 1810 states and 2951 transitions. [2021-11-23 01:37:28,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 2951 transitions. [2021-11-23 01:37:28,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-23 01:37:28,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,714 INFO L134 CoverageAnalysis]: Checked inductivity of 597 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 591 trivial. 0 not checked. [2021-11-23 01:37:28,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 1778 states and 2899 transitions. [2021-11-23 01:37:28,956 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2899 transitions. [2021-11-23 01:37:28,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-11-23 01:37:28,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 763 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2021-11-23 01:37:39,479 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:37:39,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 1780 states and 2901 transitions. [2021-11-23 01:37:39,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 2901 transitions. [2021-11-23 01:37:39,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-23 01:37:39,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,123 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2021-11-23 01:37:40,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1782 states and 2903 transitions. [2021-11-23 01:37:40,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2903 transitions. [2021-11-23 01:37:40,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-23 01:37:40,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,658 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 767 trivial. 0 not checked. [2021-11-23 01:37:40,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3507 states to 1784 states and 2905 transitions. [2021-11-23 01:37:40,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 2905 transitions. [2021-11-23 01:37:40,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-23 01:37:40,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 764 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 754 trivial. 0 not checked. [2021-11-23 01:37:46,733 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:37:50,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1787 states and 2910 transitions. [2021-11-23 01:37:50,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2910 transitions. [2021-11-23 01:37:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-11-23 01:37:50,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:54,614 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2021-11-23 01:37:58,073 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-23 01:38:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:19,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 1852 states and 3051 transitions. [2021-11-23 01:38:19,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 3051 transitions. [2021-11-23 01:38:19,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-23 01:38:19,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:19,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:21,370 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2021-11-23 01:38:28,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3673 states to 1856 states and 3056 transitions. [2021-11-23 01:38:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 3056 transitions. [2021-11-23 01:38:28,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-23 01:38:28,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 10 proven. 8 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2021-11-23 01:38:35,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:35,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 1860 states and 3061 transitions. [2021-11-23 01:38:35,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3061 transitions. [2021-11-23 01:38:35,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-11-23 01:38:35,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:35,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,880 INFO L134 CoverageAnalysis]: Checked inductivity of 806 backedges. 10 proven. 18 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2021-11-23 01:38:42,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:42,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 1864 states and 3066 transitions. [2021-11-23 01:38:42,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 3066 transitions. [2021-11-23 01:38:42,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2021-11-23 01:38:42,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:42,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:42,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:45,350 INFO L134 CoverageAnalysis]: Checked inductivity of 832 backedges. 10 proven. 32 refuted. 0 times theorem prover too weak. 790 trivial. 0 not checked. [2021-11-23 01:38:50,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:50,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 1868 states and 3071 transitions. [2021-11-23 01:38:50,379 INFO L276 IsEmpty]: Start isEmpty. Operand 1868 states and 3071 transitions. [2021-11-23 01:38:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-23 01:38:50,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:50,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:50,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:52,841 INFO L134 CoverageAnalysis]: Checked inductivity of 866 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 806 trivial. 0 not checked. [2021-11-23 01:38:57,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:57,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3693 states to 1872 states and 3076 transitions. [2021-11-23 01:38:57,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1872 states and 3076 transitions. [2021-11-23 01:38:57,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2021-11-23 01:38:57,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:57,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:00,533 INFO L134 CoverageAnalysis]: Checked inductivity of 908 backedges. 10 proven. 72 refuted. 0 times theorem prover too weak. 826 trivial. 0 not checked. [2021-11-23 01:39:05,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:05,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 1876 states and 3081 transitions. [2021-11-23 01:39:05,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3081 transitions. [2021-11-23 01:39:05,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-11-23 01:39:05,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:05,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:05,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 776 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2021-11-23 01:39:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 1878 states and 3084 transitions. [2021-11-23 01:39:11,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3084 transitions. [2021-11-23 01:39:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 01:39:11,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,858 INFO L134 CoverageAnalysis]: Checked inductivity of 779 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 773 trivial. 0 not checked. [2021-11-23 01:39:11,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1880 states and 3086 transitions. [2021-11-23 01:39:11,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1880 states and 3086 transitions. [2021-11-23 01:39:11,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 01:39:11,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 7514 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-23 01:39:13,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:39:23,286 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 953 trivial. 0 not checked. [2021-11-23 01:39:55,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 1900 states and 3128 transitions. [2021-11-23 01:39:55,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3128 transitions. [2021-11-23 01:39:55,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-11-23 01:39:55,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:55,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:55,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:55,942 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-11-23 01:39:56,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 1896 states and 3121 transitions. [2021-11-23 01:39:56,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3121 transitions. [2021-11-23 01:39:56,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-11-23 01:39:56,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,335 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-11-23 01:39:56,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 1883 states and 3099 transitions. [2021-11-23 01:39:56,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 3099 transitions. [2021-11-23 01:39:56,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 01:39:56,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:56,785 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:39:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:56,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 1888 states and 3108 transitions. [2021-11-23 01:39:56,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1888 states and 3108 transitions. [2021-11-23 01:39:56,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 01:39:56,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:56,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,303 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2021-11-23 01:39:57,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 1892 states and 3117 transitions. [2021-11-23 01:39:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1892 states and 3117 transitions. [2021-11-23 01:39:57,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 01:39:57,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:57,899 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2021-11-23 01:39:57,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3771 states to 1893 states and 3118 transitions. [2021-11-23 01:39:57,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3118 transitions. [2021-11-23 01:39:57,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2021-11-23 01:39:57,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,340 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2021-11-23 01:39:58,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:58,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 1895 states and 3120 transitions. [2021-11-23 01:39:58,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3120 transitions. [2021-11-23 01:39:58,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-11-23 01:39:58,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:58,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,888 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2021-11-23 01:39:59,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 1899 states and 3126 transitions. [2021-11-23 01:39:59,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1899 states and 3126 transitions. [2021-11-23 01:39:59,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-11-23 01:39:59,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,399 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:39:59,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 1903 states and 3135 transitions. [2021-11-23 01:39:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 3135 transitions. [2021-11-23 01:39:59,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-23 01:39:59,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:59,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:59,984 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:40:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1904 states and 3137 transitions. [2021-11-23 01:40:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3137 transitions. [2021-11-23 01:40:00,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-23 01:40:00,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,553 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 953 trivial. 0 not checked. [2021-11-23 01:40:00,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1907 states and 3137 transitions. [2021-11-23 01:40:00,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1907 states and 3137 transitions. [2021-11-23 01:40:00,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-23 01:40:00,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,101 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 953 trivial. 0 not checked. [2021-11-23 01:40:01,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:01,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1910 states and 3137 transitions. [2021-11-23 01:40:01,268 INFO L276 IsEmpty]: Start isEmpty. Operand 1910 states and 3137 transitions. [2021-11-23 01:40:01,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-23 01:40:01,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:01,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:01,806 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 949 trivial. 0 not checked. [2021-11-23 01:40:01,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:01,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 1912 states and 3137 transitions. [2021-11-23 01:40:01,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1912 states and 3137 transitions. [2021-11-23 01:40:01,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-23 01:40:01,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:01,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,329 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2021-11-23 01:40:02,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3793 states to 1915 states and 3140 transitions. [2021-11-23 01:40:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 3140 transitions. [2021-11-23 01:40:02,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-23 01:40:02,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:02,949 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 776 trivial. 0 not checked. [2021-11-23 01:40:08,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:08,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 1917 states and 3143 transitions. [2021-11-23 01:40:08,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3143 transitions. [2021-11-23 01:40:08,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2021-11-23 01:40:08,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:08,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,054 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2021-11-23 01:40:09,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3798 states to 1919 states and 3145 transitions. [2021-11-23 01:40:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3145 transitions. [2021-11-23 01:40:09,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:40:09,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:09,564 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2021-11-23 01:40:09,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:09,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 1920 states and 3146 transitions. [2021-11-23 01:40:09,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3146 transitions. [2021-11-23 01:40:09,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-23 01:40:09,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:09,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:10,031 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:40:10,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:10,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3822 states to 1930 states and 3169 transitions. [2021-11-23 01:40:10,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3169 transitions. [2021-11-23 01:40:10,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:40:10,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:10,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:10,862 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:40:10,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:10,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 1932 states and 3174 transitions. [2021-11-23 01:40:10,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1932 states and 3174 transitions. [2021-11-23 01:40:10,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-23 01:40:10,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:10,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,362 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:40:11,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 1934 states and 3175 transitions. [2021-11-23 01:40:11,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1934 states and 3175 transitions. [2021-11-23 01:40:11,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:40:11,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:11,756 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:40:11,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:11,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 1935 states and 3176 transitions. [2021-11-23 01:40:11,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 3176 transitions. [2021-11-23 01:40:11,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:40:11,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:11,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:12,158 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:40:12,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:12,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 1936 states and 3177 transitions. [2021-11-23 01:40:12,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3177 transitions. [2021-11-23 01:40:12,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:40:12,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:12,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:12,540 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:40:12,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:12,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3840 states to 1942 states and 3187 transitions. [2021-11-23 01:40:12,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1942 states and 3187 transitions. [2021-11-23 01:40:12,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:40:12,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:12,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:12,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:12,968 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:40:13,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3846 states to 1946 states and 3193 transitions. [2021-11-23 01:40:13,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 3193 transitions. [2021-11-23 01:40:13,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-23 01:40:13,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:13,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:14,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 7523 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:40:14,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:40:30,827 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 953 trivial. 0 not checked. [2021-11-23 01:41:26,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:26,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3918 states to 1970 states and 3256 transitions. [2021-11-23 01:41:26,347 INFO L276 IsEmpty]: Start isEmpty. Operand 1970 states and 3256 transitions. [2021-11-23 01:41:26,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-23 01:41:26,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:26,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:26,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:26,674 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:41:26,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:26,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3927 states to 1975 states and 3265 transitions. [2021-11-23 01:41:26,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3265 transitions. [2021-11-23 01:41:26,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-23 01:41:26,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:26,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:27,092 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 949 trivial. 0 not checked. [2021-11-23 01:41:27,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:27,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3930 states to 1980 states and 3268 transitions. [2021-11-23 01:41:27,290 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 3268 transitions. [2021-11-23 01:41:27,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-23 01:41:27,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:27,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:27,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:41:27,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:27,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3939 states to 1984 states and 3277 transitions. [2021-11-23 01:41:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1984 states and 3277 transitions. [2021-11-23 01:41:27,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-23 01:41:27,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:27,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:28,214 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:41:28,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:28,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3940 states to 1985 states and 3278 transitions. [2021-11-23 01:41:28,244 INFO L276 IsEmpty]: Start isEmpty. Operand 1985 states and 3278 transitions. [2021-11-23 01:41:28,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 01:41:28,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:28,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:28,558 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:41:28,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:28,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 1989 states and 3284 transitions. [2021-11-23 01:41:28,695 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 3284 transitions. [2021-11-23 01:41:28,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 01:41:28,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:28,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:28,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:41:29,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:29,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3955 states to 1993 states and 3293 transitions. [2021-11-23 01:41:29,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 3293 transitions. [2021-11-23 01:41:29,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 01:41:29,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:29,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:29,473 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:41:29,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:29,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 1994 states and 3295 transitions. [2021-11-23 01:41:29,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 3295 transitions. [2021-11-23 01:41:29,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 01:41:29,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:29,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:29,857 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 953 trivial. 0 not checked. [2021-11-23 01:41:30,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 1997 states and 3295 transitions. [2021-11-23 01:41:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 3295 transitions. [2021-11-23 01:41:30,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 01:41:30,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:30,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:30,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:30,339 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 953 trivial. 0 not checked. [2021-11-23 01:41:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:30,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 2000 states and 3295 transitions. [2021-11-23 01:41:30,505 INFO L276 IsEmpty]: Start isEmpty. Operand 2000 states and 3295 transitions. [2021-11-23 01:41:30,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-23 01:41:30,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:30,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:30,953 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 949 trivial. 0 not checked. [2021-11-23 01:41:31,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:31,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 2002 states and 3295 transitions. [2021-11-23 01:41:31,079 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 3295 transitions. [2021-11-23 01:41:31,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 01:41:31,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:31,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:31,376 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2021-11-23 01:41:31,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:31,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 2005 states and 3298 transitions. [2021-11-23 01:41:31,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2005 states and 3298 transitions. [2021-11-23 01:41:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-23 01:41:31,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:31,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:31,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:31,987 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2021-11-23 01:41:38,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:38,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 2007 states and 3301 transitions. [2021-11-23 01:41:38,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2007 states and 3301 transitions. [2021-11-23 01:41:38,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 01:41:38,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:38,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:38,471 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 767 trivial. 0 not checked. [2021-11-23 01:41:38,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:38,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 2009 states and 3303 transitions. [2021-11-23 01:41:38,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 3303 transitions. [2021-11-23 01:41:38,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 01:41:38,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:38,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:38,954 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-11-23 01:41:39,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:39,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 2010 states and 3304 transitions. [2021-11-23 01:41:39,044 INFO L276 IsEmpty]: Start isEmpty. Operand 2010 states and 3304 transitions. [2021-11-23 01:41:39,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 01:41:39,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:39,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:39,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:39,350 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:41:39,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:39,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3971 states to 2012 states and 3309 transitions. [2021-11-23 01:41:39,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 3309 transitions. [2021-11-23 01:41:39,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-11-23 01:41:39,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:39,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:39,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:39,798 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:41:39,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:39,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 2014 states and 3310 transitions. [2021-11-23 01:41:39,876 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 3310 transitions. [2021-11-23 01:41:39,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 01:41:39,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:39,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:39,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:40,187 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:41:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 2015 states and 3311 transitions. [2021-11-23 01:41:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 3311 transitions. [2021-11-23 01:41:40,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 01:41:40,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:40,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:40,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:41:40,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:40,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3974 states to 2016 states and 3312 transitions. [2021-11-23 01:41:40,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2016 states and 3312 transitions. [2021-11-23 01:41:40,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 01:41:40,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:40,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:40,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:40,946 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 959 trivial. 0 not checked. [2021-11-23 01:41:41,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:41,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 2020 states and 3318 transitions. [2021-11-23 01:41:41,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2020 states and 3318 transitions. [2021-11-23 01:41:41,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-11-23 01:41:41,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:41,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:42,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 7532 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-23 01:41:42,276 INFO L286 TraceCheckSpWp]: Computing forward predicates...