./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_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_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/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_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/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_f99329fa-c16f-48ee-a944-b12e9528d0b8/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 dc9b4419040844a8ce97c3095eb41b2953480fc707644afeacf474d04d13edb4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:09:44,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:09:44,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:09:44,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:09:44,969 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:09:44,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:09:44,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:09:44,981 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:09:44,985 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:09:44,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:09:44,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:09:44,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:09:44,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:09:45,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:09:45,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:09:45,008 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:09:45,011 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:09:45,012 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:09:45,015 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:09:45,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:09:45,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:09:45,029 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:09:45,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:09:45,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:09:45,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:09:45,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:09:45,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:09:45,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:09:45,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:09:45,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:09:45,052 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:09:45,053 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:09:45,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:09:45,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:09:45,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:09:45,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:09:45,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:09:45,061 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:09:45,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:09:45,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:09:45,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:09:45,064 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-22 23:09:45,115 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:09:45,115 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:09:45,117 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:09:45,117 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:09:45,118 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:09:45,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:09:45,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:09:45,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:09:45,127 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:09:45,127 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:09:45,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:09:45,129 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:09:45,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:09:45,129 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:09:45,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:09:45,130 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:09:45,130 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:09:45,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:09:45,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:09:45,131 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:09:45,131 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:09:45,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:09:45,132 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:09:45,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:09:45,132 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:09:45,133 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_f99329fa-c16f-48ee-a944-b12e9528d0b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dc9b4419040844a8ce97c3095eb41b2953480fc707644afeacf474d04d13edb4 [2021-11-22 23:09:45,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:09:45,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:09:45,484 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:09:45,486 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:09:45,487 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:09:45,489 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-22 23:09:45,574 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/data/4a3bbc360/554f4e01851645db9ddc11cf0640aefd/FLAGeb973d82f [2021-11-22 23:09:46,661 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:09:46,661 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-22 23:09:46,710 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/data/4a3bbc360/554f4e01851645db9ddc11cf0640aefd/FLAGeb973d82f [2021-11-22 23:09:46,940 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/data/4a3bbc360/554f4e01851645db9ddc11cf0640aefd [2021-11-22 23:09:46,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:09:46,945 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:09:46,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:09:46,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:09:46,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:09:46,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:46" (1/1) ... [2021-11-22 23:09:46,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@617ce8d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:46, skipping insertion in model container [2021-11-22 23:09:46,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:09:46" (1/1) ... [2021-11-22 23:09:46,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:09:47,186 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:09:50,027 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_f99329fa-c16f-48ee-a944-b12e9528d0b8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351536,351549] [2021-11-22 23:09:50,030 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_f99329fa-c16f-48ee-a944-b12e9528d0b8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351705,351718] [2021-11-22 23:09:50,031 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_f99329fa-c16f-48ee-a944-b12e9528d0b8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351872,351885] [2021-11-22 23:09:50,032 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_f99329fa-c16f-48ee-a944-b12e9528d0b8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[352040,352053] [2021-11-22 23:09:50,043 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:09:50,174 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:09:50,755 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_f99329fa-c16f-48ee-a944-b12e9528d0b8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351536,351549] [2021-11-22 23:09:50,756 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_f99329fa-c16f-48ee-a944-b12e9528d0b8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351705,351718] [2021-11-22 23:09:50,757 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_f99329fa-c16f-48ee-a944-b12e9528d0b8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[351872,351885] [2021-11-22 23:09:50,758 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_f99329fa-c16f-48ee-a944-b12e9528d0b8/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-media-usb-gspca-gspca_ov519.cil.i[352040,352053] [2021-11-22 23:09:50,762 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:09:51,029 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:09:51,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51 WrapperNode [2021-11-22 23:09:51,030 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:09:51,031 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:09:51,031 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:09:51,031 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:09:51,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:51,233 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:51,661 INFO L137 Inliner]: procedures = 277, calls = 5697, calls flagged for inlining = 115, calls inlined = 103, statements flattened = 8108 [2021-11-22 23:09:51,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:09:51,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:09:51,675 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:09:51,675 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:09:51,684 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:51,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:51,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:51,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:52,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:52,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:52,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:52,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:09:52,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:09:52,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:09:52,257 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:09:52,258 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:09:51" (1/1) ... [2021-11-22 23:09:52,266 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:09:52,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:09:52,296 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:09:52,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f99329fa-c16f-48ee-a944-b12e9528d0b8/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:09:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure setbrightness [2021-11-22 23:09:52,355 INFO L138 BoogieDeclarations]: Found implementation of procedure setbrightness [2021-11-22 23:09:52,355 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_fr [2021-11-22 23:09:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_fr [2021-11-22 23:09:52,356 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_sb [2021-11-22 23:09:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_sb [2021-11-22 23:09:52,356 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-22 23:09:52,356 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-22 23:09:52,356 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2021-11-22 23:09:52,357 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2021-11-22 23:09:52,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-22 23:09:52,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-22 23:09:52,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-22 23:09:52,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-22 23:09:52,357 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-22 23:09:52,357 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-22 23:09:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-22 23:09:52,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-22 23:09:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_upload_quan_tables [2021-11-22 23:09:52,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_upload_quan_tables [2021-11-22 23:09:52,358 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2021-11-22 23:09:52,358 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2021-11-22 23:09:52,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:09:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:09:52,359 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2021-11-22 23:09:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2021-11-22 23:09:52,359 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w_mask [2021-11-22 23:09:52,359 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w_mask [2021-11-22 23:09:52,359 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_i2c_w [2021-11-22 23:09:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_i2c_w [2021-11-22 23:09:52,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:09:52,360 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-11-22 23:09:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-11-22 23:09:52,360 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_mode [2021-11-22 23:09:52,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_mode [2021-11-22 23:09:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_handle_button [2021-11-22 23:09:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_handle_button [2021-11-22 23:09:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:09:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-22 23:09:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-22 23:09:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_stop [2021-11-22 23:09:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_stop [2021-11-22 23:09:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_stop [2021-11-22 23:09:52,362 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_stop [2021-11-22 23:09:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-22 23:09:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-22 23:09:52,363 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-22 23:09:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-22 23:09:52,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-22 23:09:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-22 23:09:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure sd_reset_snapshot [2021-11-22 23:09:52,364 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_reset_snapshot [2021-11-22 23:09:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:09:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure mode_init_ov_sensor_regs [2021-11-22 23:09:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure mode_init_ov_sensor_regs [2021-11-22 23:09:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-22 23:09:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_read_ack [2021-11-22 23:09:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_read_ack [2021-11-22 23:09:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure write_regvals [2021-11-22 23:09:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure write_regvals [2021-11-22 23:09:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_reg_w32 [2021-11-22 23:09:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_reg_w32 [2021-11-22 23:09:52,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-22 23:09:52,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-22 23:09:52,369 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2021-11-22 23:09:52,369 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2021-11-22 23:09:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure write_i2c_regvals [2021-11-22 23:09:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure write_i2c_regvals [2021-11-22 23:09:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-22 23:09:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_write_byte [2021-11-22 23:09:52,370 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_write_byte [2021-11-22 23:09:52,370 INFO L130 BoogieDeclarations]: Found specification of procedure sd_g_volatile_ctrl [2021-11-22 23:09:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_g_volatile_ctrl [2021-11-22 23:09:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-22 23:09:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-22 23:09:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-22 23:09:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2021-11-22 23:09:52,371 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2021-11-22 23:09:52,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:09:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-22 23:09:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-22 23:09:52,372 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-22 23:09:52,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-22 23:09:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2021-11-22 23:09:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2021-11-22 23:09:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure init_ov_sensor [2021-11-22 23:09:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ov_sensor [2021-11-22 23:09:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_fsb [2021-11-22 23:09:52,373 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_fsb [2021-11-22 23:09:52,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:09:52,374 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2021-11-22 23:09:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2021-11-22 23:09:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-11-22 23:09:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-11-22 23:09:52,375 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_start [2021-11-22 23:09:52,375 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_start [2021-11-22 23:09:52,376 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2021-11-22 23:09:52,376 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2021-11-22 23:09:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_set_crop_window [2021-11-22 23:09:52,377 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_set_crop_window [2021-11-22 23:09:52,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-22 23:09:52,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2021-11-22 23:09:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_led_control [2021-11-22 23:09:52,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_led_control [2021-11-22 23:09:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:09:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-11-22 23:09:52,378 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-11-22 23:09:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:09:52,378 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w_mask [2021-11-22 23:09:52,379 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w_mask [2021-11-22 23:09:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-22 23:09:52,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-22 23:09:52,379 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-22 23:09:52,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-22 23:09:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:09:52,380 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-22 23:09:52,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-22 23:09:52,381 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-22 23:09:52,382 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-22 23:09:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2021-11-22 23:09:52,386 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2021-11-22 23:09:52,386 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2021-11-22 23:09:52,386 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2021-11-22 23:09:52,387 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2021-11-22 23:09:52,388 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2021-11-22 23:09:52,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-22 23:09:52,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-22 23:09:52,389 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stop0 [2021-11-22 23:09:52,394 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stop0 [2021-11-22 23:09:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_restart [2021-11-22 23:09:52,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_restart [2021-11-22 23:09:52,394 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2021-11-22 23:09:52,394 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2021-11-22 23:09:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_r [2021-11-22 23:09:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_r [2021-11-22 23:09:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r8 [2021-11-22 23:09:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r8 [2021-11-22 23:09:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2021-11-22 23:09:52,395 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2021-11-22 23:09:52,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:09:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_auto_cluster [2021-11-22 23:09:52,396 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_auto_cluster [2021-11-22 23:09:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2021-11-22 23:09:52,396 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2021-11-22 23:09:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-22 23:09:52,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-22 23:09:52,396 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_read_sb [2021-11-22 23:09:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_read_sb [2021-11-22 23:09:52,397 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2021-11-22 23:09:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2021-11-22 23:09:52,397 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:09:52,397 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:09:53,136 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:09:53,139 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:10:28,713 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-22 23:16:02,976 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:16:07,240 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:16:07,240 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:16:07,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:16:07 BoogieIcfgContainer [2021-11-22 23:16:07,247 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:16:07,248 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:16:07,248 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:16:07,259 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:16:07,260 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:16:07" (1/1) ... [2021-11-22 23:16:07,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:16:07,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:07,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 1509 states and 2406 transitions. [2021-11-22 23:16:07,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 2406 transitions. [2021-11-22 23:16:07,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:16:07,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:07,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:16:10,558 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:16:11,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:11,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 1520 states and 2426 transitions. [2021-11-22 23:16:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2426 transitions. [2021-11-22 23:16:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:16:11,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:11,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:11,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:16:14,352 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:16:15,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:15,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2461 states to 1530 states and 2442 transitions. [2021-11-22 23:16:15,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 2442 transitions. [2021-11-22 23:16:15,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:16:15,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:15,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:15,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:15,962 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:16:16,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:16,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 1536 states and 2451 transitions. [2021-11-22 23:16:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1536 states and 2451 transitions. [2021-11-22 23:16:16,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:16:16,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:16,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:17,065 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-22 23:16:19,679 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:16:23,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:23,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2509 states to 1551 states and 2478 transitions. [2021-11-22 23:16:23,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 2478 transitions. [2021-11-22 23:16:23,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:16:23,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:23,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:23,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:23,767 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:16:23,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:23,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 1553 states and 2480 transitions. [2021-11-22 23:16:23,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1553 states and 2480 transitions. [2021-11-22 23:16:23,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-22 23:16:23,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:23,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:24,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:24,551 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:16:25,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:25,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 1559 states and 2489 transitions. [2021-11-22 23:16:25,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1559 states and 2489 transitions. [2021-11-22 23:16:25,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-22 23:16:25,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:25,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:25,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:26,538 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:16:29,359 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:16:33,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:33,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 1575 states and 2516 transitions. [2021-11-22 23:16:33,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1575 states and 2516 transitions. [2021-11-22 23:16:33,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-22 23:16:33,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:33,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:34,159 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-22 23:16:34,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:34,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 1577 states and 2518 transitions. [2021-11-22 23:16:34,300 INFO L276 IsEmpty]: Start isEmpty. Operand 1577 states and 2518 transitions. [2021-11-22 23:16:34,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:16:34,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:34,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:35,385 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-22 23:16:38,407 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:16:44,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:44,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 1590 states and 2540 transitions. [2021-11-22 23:16:44,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 2540 transitions. [2021-11-22 23:16:44,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-22 23:16:44,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:44,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:45,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-22 23:16:49,267 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:16:58,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:58,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2637 states to 1604 states and 2564 transitions. [2021-11-22 23:16:58,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1604 states and 2564 transitions. [2021-11-22 23:16:58,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:16:58,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:58,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:59,213 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:16:59,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:59,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2647 states to 1610 states and 2573 transitions. [2021-11-22 23:16:59,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1610 states and 2573 transitions. [2021-11-22 23:16:59,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-22 23:16:59,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:59,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:59,908 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-22 23:17:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:00,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 1616 states and 2582 transitions. [2021-11-22 23:17:00,195 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2582 transitions. [2021-11-22 23:17:00,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-22 23:17:00,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:00,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:00,775 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-22 23:17:01,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:01,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2712 states to 1641 states and 2637 transitions. [2021-11-22 23:17:01,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2637 transitions. [2021-11-22 23:17:01,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:17:01,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:01,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:01,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-22 23:17:04,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2772 states to 1668 states and 2696 transitions. [2021-11-22 23:17:04,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 2696 transitions. [2021-11-22 23:17:04,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-22 23:17:04,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:04,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:04,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:04,914 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-22 23:17:05,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:05,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 1693 states and 2751 transitions. [2021-11-22 23:17:05,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1693 states and 2751 transitions. [2021-11-22 23:17:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:17:05,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:05,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:06,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:06,471 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-22 23:17:06,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 1695 states and 2753 transitions. [2021-11-22 23:17:06,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1695 states and 2753 transitions. [2021-11-22 23:17:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:17:06,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:06,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:06,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:07,140 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-22 23:17:07,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:07,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 1697 states and 2755 transitions. [2021-11-22 23:17:07,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1697 states and 2755 transitions. [2021-11-22 23:17:07,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-22 23:17:07,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:07,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:07,741 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-22 23:17:07,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:07,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2833 states to 1699 states and 2757 transitions. [2021-11-22 23:17:07,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2757 transitions. [2021-11-22 23:17:07,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:17:07,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:07,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:08,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:08,417 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-22 23:17:09,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:09,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 1724 states and 2812 transitions. [2021-11-22 23:17:09,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 2812 transitions. [2021-11-22 23:17:09,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-22 23:17:09,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:09,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:09,782 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-22 23:17:10,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:10,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 1726 states and 2814 transitions. [2021-11-22 23:17:10,029 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2814 transitions. [2021-11-22 23:17:10,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-22 23:17:10,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:10,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:10,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:10,607 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-22 23:17:10,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:10,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 1728 states and 2816 transitions. [2021-11-22 23:17:10,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1728 states and 2816 transitions. [2021-11-22 23:17:10,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:17:10,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:10,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:11,308 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-22 23:17:11,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:11,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 1730 states and 2818 transitions. [2021-11-22 23:17:11,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 2818 transitions. [2021-11-22 23:17:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:17:11,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:11,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:11,918 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-22 23:17:12,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:12,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 1732 states and 2821 transitions. [2021-11-22 23:17:12,070 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 2821 transitions. [2021-11-22 23:17:12,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:17:12,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:12,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:12,519 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-22 23:17:12,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:12,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 1734 states and 2823 transitions. [2021-11-22 23:17:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 2823 transitions. [2021-11-22 23:17:12,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:17:12,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:12,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:13,161 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2021-11-22 23:17:13,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:13,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 1759 states and 2878 transitions. [2021-11-22 23:17:13,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2878 transitions. [2021-11-22 23:17:14,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:17:14,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:14,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:14,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:14,439 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-22 23:17:14,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:14,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 1761 states and 2880 transitions. [2021-11-22 23:17:14,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 2880 transitions. [2021-11-22 23:17:14,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-22 23:17:14,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:14,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:14,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:17:15,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:15,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2962 states to 1764 states and 2886 transitions. [2021-11-22 23:17:15,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2886 transitions. [2021-11-22 23:17:15,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:17:15,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:15,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:16,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:16,389 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-22 23:17:16,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 1766 states and 2888 transitions. [2021-11-22 23:17:16,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 2888 transitions. [2021-11-22 23:17:16,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:17:16,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:16,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:17,059 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-22 23:17:17,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:17,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2966 states to 1768 states and 2890 transitions. [2021-11-22 23:17:17,225 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2890 transitions. [2021-11-22 23:17:17,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:17:17,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:17,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:17,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-22 23:17:17,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:17,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 1770 states and 2893 transitions. [2021-11-22 23:17:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1770 states and 2893 transitions. [2021-11-22 23:17:17,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:17:17,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:17,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:18,265 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-22 23:17:18,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:18,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2971 states to 1772 states and 2895 transitions. [2021-11-22 23:17:18,419 INFO L276 IsEmpty]: Start isEmpty. Operand 1772 states and 2895 transitions. [2021-11-22 23:17:18,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:17:18,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:18,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:18,883 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:17:18,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:18,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 1773 states and 2896 transitions. [2021-11-22 23:17:18,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1773 states and 2896 transitions. [2021-11-22 23:17:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-22 23:17:18,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:18,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:19,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:19,428 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2021-11-22 23:17:19,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:19,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 1775 states and 2898 transitions. [2021-11-22 23:17:19,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2898 transitions. [2021-11-22 23:17:19,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:17:19,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:19,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:20,103 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:17:20,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:20,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1777 states and 2901 transitions. [2021-11-22 23:17:20,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 2901 transitions. [2021-11-22 23:17:20,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-22 23:17:20,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:20,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:20,563 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:17:20,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:20,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 1778 states and 2901 transitions. [2021-11-22 23:17:20,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2901 transitions. [2021-11-22 23:17:20,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:17:20,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:20,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-11-22 23:17:22,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:22,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 1803 states and 2956 transitions. [2021-11-22 23:17:22,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1803 states and 2956 transitions. [2021-11-22 23:17:22,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:17:22,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:22,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:22,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-22 23:17:22,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:22,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 1805 states and 2958 transitions. [2021-11-22 23:17:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1805 states and 2958 transitions. [2021-11-22 23:17:22,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:17:22,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:22,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:23,118 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-22 23:17:23,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:23,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3039 states to 1809 states and 2963 transitions. [2021-11-22 23:17:23,249 INFO L276 IsEmpty]: Start isEmpty. Operand 1809 states and 2963 transitions. [2021-11-22 23:17:23,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:17:23,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:23,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:23,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:23,680 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:17:24,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:24,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3045 states to 1812 states and 2969 transitions. [2021-11-22 23:17:24,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2969 transitions. [2021-11-22 23:17:24,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-22 23:17:24,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:24,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:24,479 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-22 23:17:24,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:24,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 1814 states and 2971 transitions. [2021-11-22 23:17:24,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1814 states and 2971 transitions. [2021-11-22 23:17:24,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:17:24,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:24,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:25,075 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-11-22 23:17:25,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:25,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3089 states to 1834 states and 3005 transitions. [2021-11-22 23:17:25,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 3005 transitions. [2021-11-22 23:17:25,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:17:25,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:25,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:25,978 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-22 23:17:26,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:26,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3091 states to 1836 states and 3007 transitions. [2021-11-22 23:17:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand 1836 states and 3007 transitions. [2021-11-22 23:17:26,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:17:26,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:26,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:26,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-22 23:17:26,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:26,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1838 states and 3010 transitions. [2021-11-22 23:17:26,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1838 states and 3010 transitions. [2021-11-22 23:17:26,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:17:26,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:26,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:26,946 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-22 23:17:27,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3096 states to 1840 states and 3012 transitions. [2021-11-22 23:17:27,093 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 3012 transitions. [2021-11-22 23:17:27,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-22 23:17:27,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:27,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:27,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:27,496 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:17:27,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 1841 states and 3013 transitions. [2021-11-22 23:17:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3013 transitions. [2021-11-22 23:17:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:17:27,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:27,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:27,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:27,868 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-22 23:17:28,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 1843 states and 3015 transitions. [2021-11-22 23:17:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1843 states and 3015 transitions. [2021-11-22 23:17:28,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:17:28,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:28,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:28,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:28,424 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:17:28,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:28,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 1845 states and 3018 transitions. [2021-11-22 23:17:28,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 3018 transitions. [2021-11-22 23:17:28,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:17:28,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:28,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:28,770 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:17:28,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:28,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 1846 states and 3018 transitions. [2021-11-22 23:17:28,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1846 states and 3018 transitions. [2021-11-22 23:17:28,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-22 23:17:28,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:28,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:29,260 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-22 23:17:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:29,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3104 states to 1848 states and 3020 transitions. [2021-11-22 23:17:29,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1848 states and 3020 transitions. [2021-11-22 23:17:29,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-22 23:17:29,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:29,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:29,823 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:17:29,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:29,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 1844 states and 3013 transitions. [2021-11-22 23:17:29,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3013 transitions. [2021-11-22 23:17:29,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-22 23:17:29,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:29,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,305 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:17:30,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3106 states to 1831 states and 2991 transitions. [2021-11-22 23:17:30,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2991 transitions. [2021-11-22 23:17:30,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:17:30,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:30,803 INFO L134 CoverageAnalysis]: Checked inductivity of 439 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 433 trivial. 0 not checked. [2021-11-22 23:17:33,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:33,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 1851 states and 3027 transitions. [2021-11-22 23:17:33,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1851 states and 3027 transitions. [2021-11-22 23:17:33,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:17:33,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:33,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:33,995 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-22 23:17:34,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:34,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 1853 states and 3029 transitions. [2021-11-22 23:17:34,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3029 transitions. [2021-11-22 23:17:34,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:17:34,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:34,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:34,502 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-22 23:17:34,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:34,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3159 states to 1857 states and 3034 transitions. [2021-11-22 23:17:34,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1857 states and 3034 transitions. [2021-11-22 23:17:34,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-22 23:17:34,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:34,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:34,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:34,908 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-22 23:17:35,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3165 states to 1860 states and 3040 transitions. [2021-11-22 23:17:35,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 3040 transitions. [2021-11-22 23:17:35,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:17:35,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2021-11-22 23:17:35,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3167 states to 1862 states and 3042 transitions. [2021-11-22 23:17:35,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 3042 transitions. [2021-11-22 23:17:35,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-22 23:17:35,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:35,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:35,958 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 421 trivial. 0 not checked. [2021-11-22 23:17:38,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:38,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3209 states to 1882 states and 3076 transitions. [2021-11-22 23:17:38,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 3076 transitions. [2021-11-22 23:17:38,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-22 23:17:38,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:38,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-22 23:17:39,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 1884 states and 3078 transitions. [2021-11-22 23:17:39,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3078 transitions. [2021-11-22 23:17:39,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:17:39,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:39,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:39,696 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:17:39,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:39,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 1895 states and 3102 transitions. [2021-11-22 23:17:39,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1895 states and 3102 transitions. [2021-11-22 23:17:39,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-22 23:17:39,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:39,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:17:40,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 1900 states and 3111 transitions. [2021-11-22 23:17:40,394 INFO L276 IsEmpty]: Start isEmpty. Operand 1900 states and 3111 transitions. [2021-11-22 23:17:40,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:17:40,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:40,805 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-22 23:17:40,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:40,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 1902 states and 3114 transitions. [2021-11-22 23:17:40,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1902 states and 3114 transitions. [2021-11-22 23:17:40,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:17:40,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:40,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,304 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-22 23:17:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3249 states to 1904 states and 3116 transitions. [2021-11-22 23:17:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 3116 transitions. [2021-11-22 23:17:41,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:17:41,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,735 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-11-22 23:17:43,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3291 states to 1924 states and 3150 transitions. [2021-11-22 23:17:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 3150 transitions. [2021-11-22 23:17:43,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:17:43,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:43,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:43,955 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-22 23:17:46,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:46,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3331 states to 1936 states and 3171 transitions. [2021-11-22 23:17:46,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1936 states and 3171 transitions. [2021-11-22 23:17:46,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:17:46,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:46,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:46,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,007 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-22 23:17:47,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 1937 states and 3174 transitions. [2021-11-22 23:17:47,105 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3174 transitions. [2021-11-22 23:17:47,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:17:47,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,410 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-22 23:17:47,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3335 states to 1938 states and 3175 transitions. [2021-11-22 23:17:47,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3175 transitions. [2021-11-22 23:17:47,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-22 23:17:47,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,736 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-22 23:17:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3337 states to 1940 states and 3177 transitions. [2021-11-22 23:17:47,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1940 states and 3177 transitions. [2021-11-22 23:17:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-22 23:17:47,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:48,179 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:17:48,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:48,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 1945 states and 3186 transitions. [2021-11-22 23:17:48,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 3186 transitions. [2021-11-22 23:17:48,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:17:48,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:48,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:48,579 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-22 23:17:48,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:48,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 1947 states and 3189 transitions. [2021-11-22 23:17:48,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1947 states and 3189 transitions. [2021-11-22 23:17:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-22 23:17:48,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:48,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,170 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-22 23:17:49,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3349 states to 1948 states and 3189 transitions. [2021-11-22 23:17:49,406 INFO L276 IsEmpty]: Start isEmpty. Operand 1948 states and 3189 transitions. [2021-11-22 23:17:49,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:17:49,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:49,719 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:17:49,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3352 states to 1917 states and 3135 transitions. [2021-11-22 23:17:49,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1917 states and 3135 transitions. [2021-11-22 23:17:49,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:17:49,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,129 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-22 23:17:50,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3354 states to 1919 states and 3137 transitions. [2021-11-22 23:17:50,272 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3137 transitions. [2021-11-22 23:17:50,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:17:50,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,562 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:17:50,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 1930 states and 3161 transitions. [2021-11-22 23:17:50,827 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3161 transitions. [2021-11-22 23:17:50,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:17:50,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:50,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:51,121 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:17:52,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:52,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 1946 states and 3188 transitions. [2021-11-22 23:17:52,866 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 3188 transitions. [2021-11-22 23:17:52,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:17:52,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:52,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:17:53,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 1920 states and 3144 transitions. [2021-11-22 23:17:53,247 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 3144 transitions. [2021-11-22 23:17:53,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-22 23:17:53,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:53,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:17:53,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:53,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3421 states to 1923 states and 3152 transitions. [2021-11-22 23:17:53,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 3152 transitions. [2021-11-22 23:17:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-22 23:17:53,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:53,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:53,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,046 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:17:54,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:54,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 1925 states and 3155 transitions. [2021-11-22 23:17:54,152 INFO L276 IsEmpty]: Start isEmpty. Operand 1925 states and 3155 transitions. [2021-11-22 23:17:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-22 23:17:54,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:54,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,537 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2021-11-22 23:17:54,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:54,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1927 states and 3157 transitions. [2021-11-22 23:17:54,676 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3157 transitions. [2021-11-22 23:17:54,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-22 23:17:54,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:54,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-22 23:17:55,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:55,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 1931 states and 3162 transitions. [2021-11-22 23:17:55,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 3162 transitions. [2021-11-22 23:17:55,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:17:55,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:55,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:55,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:55,416 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:17:55,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:55,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3432 states to 1927 states and 3155 transitions. [2021-11-22 23:17:55,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1927 states and 3155 transitions. [2021-11-22 23:17:55,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:17:55,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:55,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:55,769 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-22 23:17:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:56,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 1930 states and 3161 transitions. [2021-11-22 23:17:56,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1930 states and 3161 transitions. [2021-11-22 23:17:56,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-22 23:17:56,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:56,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:56,513 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 461 trivial. 0 not checked. [2021-11-22 23:17:59,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1950 states and 3196 transitions. [2021-11-22 23:17:59,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1950 states and 3196 transitions. [2021-11-22 23:17:59,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-22 23:17:59,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,642 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-22 23:17:59,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 1952 states and 3198 transitions. [2021-11-22 23:17:59,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1952 states and 3198 transitions. [2021-11-22 23:17:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:17:59,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,047 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-22 23:18:00,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1954 states and 3200 transitions. [2021-11-22 23:18:00,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1954 states and 3200 transitions. [2021-11-22 23:18:00,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-22 23:18:00,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,484 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:00,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3491 states to 1957 states and 3205 transitions. [2021-11-22 23:18:00,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3205 transitions. [2021-11-22 23:18:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:18:00,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:00,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:00,872 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:00,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:00,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1958 states and 3206 transitions. [2021-11-22 23:18:00,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3206 transitions. [2021-11-22 23:18:00,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:18:00,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:00,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,233 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:01,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3498 states to 1962 states and 3212 transitions. [2021-11-22 23:18:01,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 3212 transitions. [2021-11-22 23:18:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:18:01,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:01,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3499 states to 1963 states and 3213 transitions. [2021-11-22 23:18:01,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3213 transitions. [2021-11-22 23:18:01,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-22 23:18:01,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:02,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 1964 states and 3214 transitions. [2021-11-22 23:18:02,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1964 states and 3214 transitions. [2021-11-22 23:18:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:18:02,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:02,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 1969 states and 3223 transitions. [2021-11-22 23:18:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1969 states and 3223 transitions. [2021-11-22 23:18:02,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:18:02,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,192 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:18:03,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1971 states and 3226 transitions. [2021-11-22 23:18:03,324 INFO L276 IsEmpty]: Start isEmpty. Operand 1971 states and 3226 transitions. [2021-11-22 23:18:03,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:03,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,698 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:18:03,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:03,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3513 states to 1958 states and 3204 transitions. [2021-11-22 23:18:03,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1958 states and 3204 transitions. [2021-11-22 23:18:03,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:18:03,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:03,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:03,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-22 23:18:04,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3515 states to 1960 states and 3206 transitions. [2021-11-22 23:18:04,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 3206 transitions. [2021-11-22 23:18:04,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-22 23:18:04,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,528 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-22 23:18:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:04,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 1961 states and 3207 transitions. [2021-11-22 23:18:04,564 INFO L276 IsEmpty]: Start isEmpty. Operand 1961 states and 3207 transitions. [2021-11-22 23:18:04,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:18:04,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:04,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:04,885 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-22 23:18:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3518 states to 1963 states and 3209 transitions. [2021-11-22 23:18:05,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 3209 transitions. [2021-11-22 23:18:05,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:18:05,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:05,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3527 states to 1968 states and 3218 transitions. [2021-11-22 23:18:05,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3218 transitions. [2021-11-22 23:18:05,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:18:05,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:05,835 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 1972 states and 3227 transitions. [2021-11-22 23:18:05,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1972 states and 3227 transitions. [2021-11-22 23:18:05,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:18:05,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:06,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 1973 states and 3228 transitions. [2021-11-22 23:18:06,298 INFO L276 IsEmpty]: Start isEmpty. Operand 1973 states and 3228 transitions. [2021-11-22 23:18:06,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:18:06,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,638 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-22 23:18:06,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:06,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1975 states and 3231 transitions. [2021-11-22 23:18:06,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 3231 transitions. [2021-11-22 23:18:06,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:18:06,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:06,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:06,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:06,965 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-22 23:18:07,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 1976 states and 3231 transitions. [2021-11-22 23:18:07,141 INFO L276 IsEmpty]: Start isEmpty. Operand 1976 states and 3231 transitions. [2021-11-22 23:18:07,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-22 23:18:07,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,450 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-22 23:18:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:07,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 1978 states and 3233 transitions. [2021-11-22 23:18:07,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 3233 transitions. [2021-11-22 23:18:07,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:18:07,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:07,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:07,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,937 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:08,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1981 states and 3241 transitions. [2021-11-22 23:18:08,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1981 states and 3241 transitions. [2021-11-22 23:18:08,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:18:08,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,395 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:08,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1983 states and 3244 transitions. [2021-11-22 23:18:08,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 3244 transitions. [2021-11-22 23:18:08,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:18:08,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:08,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:08,786 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:08,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:08,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1987 states and 3250 transitions. [2021-11-22 23:18:08,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1987 states and 3250 transitions. [2021-11-22 23:18:08,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-22 23:18:08,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:08,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-22 23:18:09,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 1989 states and 3252 transitions. [2021-11-22 23:18:09,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1989 states and 3252 transitions. [2021-11-22 23:18:09,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:18:09,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,668 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:18:09,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 1992 states and 3259 transitions. [2021-11-22 23:18:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 1992 states and 3259 transitions. [2021-11-22 23:18:09,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:18:09,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,271 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-22 23:18:10,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3583 states to 1994 states and 3261 transitions. [2021-11-22 23:18:10,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1994 states and 3261 transitions. [2021-11-22 23:18:10,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-22 23:18:10,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,822 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-22 23:18:10,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 1998 states and 3266 transitions. [2021-11-22 23:18:10,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 3266 transitions. [2021-11-22 23:18:10,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-22 23:18:10,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:11,248 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-22 23:18:11,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 2001 states and 3272 transitions. [2021-11-22 23:18:11,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2001 states and 3272 transitions. [2021-11-22 23:18:11,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:18:11,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:11,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:18:12,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 2003 states and 3275 transitions. [2021-11-22 23:18:12,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2003 states and 3275 transitions. [2021-11-22 23:18:12,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:12,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,361 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:18:12,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 2006 states and 3283 transitions. [2021-11-22 23:18:12,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 3283 transitions. [2021-11-22 23:18:12,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:18:12,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:12,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,932 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:18:15,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 2009 states and 3287 transitions. [2021-11-22 23:18:15,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2009 states and 3287 transitions. [2021-11-22 23:18:15,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-22 23:18:15,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,652 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:15,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:15,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3631 states to 2012 states and 3292 transitions. [2021-11-22 23:18:15,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2012 states and 3292 transitions. [2021-11-22 23:18:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:18:15,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:15,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:15,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:16,137 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:16,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3632 states to 2013 states and 3293 transitions. [2021-11-22 23:18:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2013 states and 3293 transitions. [2021-11-22 23:18:16,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:18:16,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:16,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 6917 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:18:17,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:18:22,596 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:18:30,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 2037 states and 3344 transitions. [2021-11-22 23:18:30,221 INFO L276 IsEmpty]: Start isEmpty. Operand 2037 states and 3344 transitions. [2021-11-22 23:18:30,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:18:30,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,637 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:30,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 2041 states and 3350 transitions. [2021-11-22 23:18:30,904 INFO L276 IsEmpty]: Start isEmpty. Operand 2041 states and 3350 transitions. [2021-11-22 23:18:30,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:18:30,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,270 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:18:31,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 2052 states and 3374 transitions. [2021-11-22 23:18:31,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 3374 transitions. [2021-11-22 23:18:31,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:18:31,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,924 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 2053 states and 3375 transitions. [2021-11-22 23:18:32,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2053 states and 3375 transitions. [2021-11-22 23:18:32,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:18:32,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,327 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:32,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 2054 states and 3376 transitions. [2021-11-22 23:18:32,381 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 3376 transitions. [2021-11-22 23:18:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:18:32,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:18:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 2059 states and 3385 transitions. [2021-11-22 23:18:32,972 INFO L276 IsEmpty]: Start isEmpty. Operand 2059 states and 3385 transitions. [2021-11-22 23:18:32,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:18:32,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:33,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3724 states to 2060 states and 3385 transitions. [2021-11-22 23:18:33,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2060 states and 3385 transitions. [2021-11-22 23:18:33,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-22 23:18:33,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,707 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-11-22 23:18:33,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 2062 states and 3388 transitions. [2021-11-22 23:18:33,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2062 states and 3388 transitions. [2021-11-22 23:18:33,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-22 23:18:33,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 445 trivial. 0 not checked. [2021-11-22 23:18:36,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 2082 states and 3422 transitions. [2021-11-22 23:18:36,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 3422 transitions. [2021-11-22 23:18:36,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:18:36,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-22 23:18:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:38,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 2094 states and 3442 transitions. [2021-11-22 23:18:38,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 3442 transitions. [2021-11-22 23:18:38,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:18:38,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:38,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:39,231 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-22 23:18:39,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:39,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 2068 states and 3398 transitions. [2021-11-22 23:18:39,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 3398 transitions. [2021-11-22 23:18:39,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-22 23:18:39,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:39,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:39,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:39,715 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2021-11-22 23:18:39,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:39,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 2070 states and 3400 transitions. [2021-11-22 23:18:39,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2070 states and 3400 transitions. [2021-11-22 23:18:39,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-22 23:18:39,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:39,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:39,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:40,100 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-22 23:18:40,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:40,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3810 states to 2071 states and 3401 transitions. [2021-11-22 23:18:40,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2071 states and 3401 transitions. [2021-11-22 23:18:40,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:18:40,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:40,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:40,408 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:18:40,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:40,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 2076 states and 3410 transitions. [2021-11-22 23:18:40,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2076 states and 3410 transitions. [2021-11-22 23:18:40,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:18:40,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:40,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:40,857 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:41,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 2080 states and 3419 transitions. [2021-11-22 23:18:41,013 INFO L276 IsEmpty]: Start isEmpty. Operand 2080 states and 3419 transitions. [2021-11-22 23:18:41,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:18:41,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:41,301 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 2081 states and 3420 transitions. [2021-11-22 23:18:41,357 INFO L276 IsEmpty]: Start isEmpty. Operand 2081 states and 3420 transitions. [2021-11-22 23:18:41,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-22 23:18:41,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:41,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:41,703 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-22 23:18:41,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 2083 states and 3423 transitions. [2021-11-22 23:18:41,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 3423 transitions. [2021-11-22 23:18:41,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-22 23:18:41,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:41,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-22 23:18:42,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:42,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 2084 states and 3423 transitions. [2021-11-22 23:18:42,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 3423 transitions. [2021-11-22 23:18:42,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:18:42,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:42,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:42,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:42,565 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-22 23:18:42,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:42,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 2086 states and 3425 transitions. [2021-11-22 23:18:42,685 INFO L276 IsEmpty]: Start isEmpty. Operand 2086 states and 3425 transitions. [2021-11-22 23:18:42,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:18:42,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:42,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:42,966 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:18:43,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 2089 states and 3425 transitions. [2021-11-22 23:18:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 3425 transitions. [2021-11-22 23:18:43,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:18:43,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:43,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:43,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:43,366 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:18:43,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:43,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 2092 states and 3425 transitions. [2021-11-22 23:18:43,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 3425 transitions. [2021-11-22 23:18:43,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:18:43,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:43,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:43,839 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-22 23:18:44,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3854 states to 2095 states and 3432 transitions. [2021-11-22 23:18:44,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2095 states and 3432 transitions. [2021-11-22 23:18:44,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:18:44,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:44,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:44,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:44,485 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-22 23:18:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:44,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 2097 states and 3436 transitions. [2021-11-22 23:18:44,580 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 3436 transitions. [2021-11-22 23:18:44,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-22 23:18:44,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:44,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:44,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:44,877 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 431 trivial. 0 not checked. [2021-11-22 23:18:45,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3867 states to 2097 states and 3435 transitions. [2021-11-22 23:18:45,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2097 states and 3435 transitions. [2021-11-22 23:18:45,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:18:45,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:45,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:45,353 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:18:45,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:45,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3875 states to 2100 states and 3443 transitions. [2021-11-22 23:18:45,522 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 3443 transitions. [2021-11-22 23:18:45,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:18:45,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:45,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:45,813 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:18:45,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:45,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 2102 states and 3446 transitions. [2021-11-22 23:18:45,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2102 states and 3446 transitions. [2021-11-22 23:18:45,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:18:45,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:45,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:46,187 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:46,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:46,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3884 states to 2106 states and 3452 transitions. [2021-11-22 23:18:46,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 3452 transitions. [2021-11-22 23:18:46,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:18:46,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:46,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:46,601 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:18:47,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:47,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 2106 states and 3451 transitions. [2021-11-22 23:18:47,811 INFO L276 IsEmpty]: Start isEmpty. Operand 2106 states and 3451 transitions. [2021-11-22 23:18:47,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:18:47,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:47,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:48,156 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:18:48,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:48,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 2109 states and 3454 transitions. [2021-11-22 23:18:48,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2109 states and 3454 transitions. [2021-11-22 23:18:48,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:18:48,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:48,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:48,645 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-22 23:18:48,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:48,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 2111 states and 3454 transitions. [2021-11-22 23:18:48,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2111 states and 3454 transitions. [2021-11-22 23:18:48,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-22 23:18:48,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:48,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:49,032 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-22 23:18:49,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:49,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3891 states to 2113 states and 3456 transitions. [2021-11-22 23:18:49,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2113 states and 3456 transitions. [2021-11-22 23:18:49,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-22 23:18:49,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:49,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:49,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:49,524 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-22 23:18:52,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:52,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3913 states to 2116 states and 3464 transitions. [2021-11-22 23:18:52,141 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 3464 transitions. [2021-11-22 23:18:52,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-22 23:18:52,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:52,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:52,440 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-22 23:18:54,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:54,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3920 states to 2118 states and 3468 transitions. [2021-11-22 23:18:54,941 INFO L276 IsEmpty]: Start isEmpty. Operand 2118 states and 3468 transitions. [2021-11-22 23:18:54,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:18:54,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:54,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:55,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:55,245 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:18:55,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 2122 states and 3473 transitions. [2021-11-22 23:18:55,372 INFO L276 IsEmpty]: Start isEmpty. Operand 2122 states and 3473 transitions. [2021-11-22 23:18:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:18:55,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:55,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:55,646 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-22 23:18:56,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:56,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 2125 states and 3479 transitions. [2021-11-22 23:18:56,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2125 states and 3479 transitions. [2021-11-22 23:18:56,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:18:56,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:56,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:57,114 INFO L263 TraceCheckSpWp]: Trace formula consists of 6926 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:18:57,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:00,638 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:19:14,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4042 states to 2153 states and 3557 transitions. [2021-11-22 23:19:14,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2153 states and 3557 transitions. [2021-11-22 23:19:14,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:19:14,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,492 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:19:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4047 states to 2156 states and 3562 transitions. [2021-11-22 23:19:14,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2156 states and 3562 transitions. [2021-11-22 23:19:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:19:14,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,852 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:19:14,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 2157 states and 3563 transitions. [2021-11-22 23:19:14,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states and 3563 transitions. [2021-11-22 23:19:14,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:19:14,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,253 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:19:15,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:15,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4054 states to 2161 states and 3569 transitions. [2021-11-22 23:19:15,426 INFO L276 IsEmpty]: Start isEmpty. Operand 2161 states and 3569 transitions. [2021-11-22 23:19:15,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-22 23:19:15,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:15,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:19:17,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:17,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4074 states to 2164 states and 3576 transitions. [2021-11-22 23:19:17,297 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3576 transitions. [2021-11-22 23:19:17,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-22 23:19:17,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:17,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:17,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:17,649 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:19:20,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4081 states to 2166 states and 3580 transitions. [2021-11-22 23:19:20,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 3580 transitions. [2021-11-22 23:19:20,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:19:20,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:20,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:20,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,035 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:19:21,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 2177 states and 3604 transitions. [2021-11-22 23:19:21,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2177 states and 3604 transitions. [2021-11-22 23:19:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:19:21,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:21,629 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:19:21,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:21,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 2178 states and 3605 transitions. [2021-11-22 23:19:21,711 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 3605 transitions. [2021-11-22 23:19:21,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:19:21,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:21,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,016 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:19:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4107 states to 2179 states and 3606 transitions. [2021-11-22 23:19:22,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2179 states and 3606 transitions. [2021-11-22 23:19:22,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:19:22,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,389 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:19:22,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 2184 states and 3615 transitions. [2021-11-22 23:19:22,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2184 states and 3615 transitions. [2021-11-22 23:19:22,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-22 23:19:22,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:22,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:22,881 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:19:22,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:22,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4116 states to 2185 states and 3615 transitions. [2021-11-22 23:19:22,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2185 states and 3615 transitions. [2021-11-22 23:19:22,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:19:22,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:22,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,279 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-22 23:19:23,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4118 states to 2187 states and 3617 transitions. [2021-11-22 23:19:23,383 INFO L276 IsEmpty]: Start isEmpty. Operand 2187 states and 3617 transitions. [2021-11-22 23:19:23,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-22 23:19:23,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,720 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-22 23:19:23,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4119 states to 2188 states and 3618 transitions. [2021-11-22 23:19:23,746 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 3618 transitions. [2021-11-22 23:19:23,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:19:23,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,088 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-22 23:19:24,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:24,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 2193 states and 3621 transitions. [2021-11-22 23:19:24,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 3621 transitions. [2021-11-22 23:19:24,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-22 23:19:24,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:24,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:24,672 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:19:26,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 2193 states and 3620 transitions. [2021-11-22 23:19:26,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 3620 transitions. [2021-11-22 23:19:26,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-22 23:19:26,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:26,748 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:19:28,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 2196 states and 3626 transitions. [2021-11-22 23:19:28,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2196 states and 3626 transitions. [2021-11-22 23:19:28,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:19:28,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,596 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:19:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:28,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 2201 states and 3635 transitions. [2021-11-22 23:19:28,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 3635 transitions. [2021-11-22 23:19:28,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:19:28,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:28,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:28,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,000 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:19:29,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4153 states to 2205 states and 3644 transitions. [2021-11-22 23:19:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2205 states and 3644 transitions. [2021-11-22 23:19:29,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:19:29,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,458 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:19:29,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4154 states to 2206 states and 3645 transitions. [2021-11-22 23:19:29,532 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 3645 transitions. [2021-11-22 23:19:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:19:29,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:29,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:29,850 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-22 23:19:29,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:29,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4157 states to 2208 states and 3648 transitions. [2021-11-22 23:19:29,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2208 states and 3648 transitions. [2021-11-22 23:19:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:19:29,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:29,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,216 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-22 23:19:30,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4157 states to 2209 states and 3648 transitions. [2021-11-22 23:19:30,440 INFO L276 IsEmpty]: Start isEmpty. Operand 2209 states and 3648 transitions. [2021-11-22 23:19:30,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-22 23:19:30,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:30,757 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2021-11-22 23:19:30,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:30,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 2211 states and 3650 transitions. [2021-11-22 23:19:30,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2211 states and 3650 transitions. [2021-11-22 23:19:30,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:19:30,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:30,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:31,173 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:19:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4164 states to 2213 states and 3653 transitions. [2021-11-22 23:19:32,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 3653 transitions. [2021-11-22 23:19:32,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-22 23:19:32,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,008 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:19:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:34,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 2213 states and 3652 transitions. [2021-11-22 23:19:34,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2213 states and 3652 transitions. [2021-11-22 23:19:34,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:19:34,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:34,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:34,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,002 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:19:35,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 2216 states and 3652 transitions. [2021-11-22 23:19:35,214 INFO L276 IsEmpty]: Start isEmpty. Operand 2216 states and 3652 transitions. [2021-11-22 23:19:35,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:19:35,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:19:35,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4166 states to 2219 states and 3652 transitions. [2021-11-22 23:19:35,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2219 states and 3652 transitions. [2021-11-22 23:19:35,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:19:35,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,066 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:19:36,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4174 states to 2222 states and 3660 transitions. [2021-11-22 23:19:36,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2222 states and 3660 transitions. [2021-11-22 23:19:36,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-22 23:19:36,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:19:36,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4177 states to 2224 states and 3663 transitions. [2021-11-22 23:19:36,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2224 states and 3663 transitions. [2021-11-22 23:19:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-22 23:19:36,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,055 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:19:37,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4183 states to 2228 states and 3669 transitions. [2021-11-22 23:19:37,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2228 states and 3669 transitions. [2021-11-22 23:19:37,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:19:37,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,475 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-22 23:19:37,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:37,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 2231 states and 3672 transitions. [2021-11-22 23:19:37,712 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 3672 transitions. [2021-11-22 23:19:37,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-22 23:19:37,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:37,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:37,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,024 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-22 23:19:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4186 states to 2233 states and 3672 transitions. [2021-11-22 23:19:38,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2233 states and 3672 transitions. [2021-11-22 23:19:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:19:38,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,451 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:19:38,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:38,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4188 states to 2235 states and 3674 transitions. [2021-11-22 23:19:38,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 3674 transitions. [2021-11-22 23:19:38,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-22 23:19:38,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:38,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:38,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:38,942 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-22 23:19:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4189 states to 2231 states and 3667 transitions. [2021-11-22 23:19:39,017 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 3667 transitions. [2021-11-22 23:19:39,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-22 23:19:39,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,308 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-22 23:19:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4190 states to 2218 states and 3645 transitions. [2021-11-22 23:19:39,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 3645 transitions. [2021-11-22 23:19:39,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-22 23:19:39,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,732 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-22 23:19:40,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 2221 states and 3652 transitions. [2021-11-22 23:19:40,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 3652 transitions. [2021-11-22 23:19:40,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-22 23:19:40,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,367 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-22 23:19:40,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 2223 states and 3655 transitions. [2021-11-22 23:19:40,450 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 3655 transitions. [2021-11-22 23:19:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-22 23:19:40,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,776 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-22 23:19:40,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:40,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 2223 states and 3654 transitions. [2021-11-22 23:19:40,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2223 states and 3654 transitions. [2021-11-22 23:19:40,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:19:40,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:40,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,330 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-11-22 23:19:41,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 2227 states and 3659 transitions. [2021-11-22 23:19:41,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 3659 transitions. [2021-11-22 23:19:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-22 23:19:41,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,882 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:19:41,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4229 states to 2230 states and 3664 transitions. [2021-11-22 23:19:41,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 3664 transitions. [2021-11-22 23:19:41,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:19:41,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,255 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:19:42,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4230 states to 2231 states and 3665 transitions. [2021-11-22 23:19:42,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2231 states and 3665 transitions. [2021-11-22 23:19:42,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:19:42,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:43,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,376 INFO L263 TraceCheckSpWp]: Trace formula consists of 6935 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:19:43,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:19:47,278 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-11-22 23:20:00,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:00,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 2259 states and 3731 transitions. [2021-11-22 23:20:00,592 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 3731 transitions. [2021-11-22 23:20:00,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:20:00,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:00,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:00,911 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:20:01,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:01,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4312 states to 2263 states and 3737 transitions. [2021-11-22 23:20:01,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2263 states and 3737 transitions. [2021-11-22 23:20:01,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:20:01,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:01,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:01,484 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:20:01,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:01,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4336 states to 2274 states and 3761 transitions. [2021-11-22 23:20:01,791 INFO L276 IsEmpty]: Start isEmpty. Operand 2274 states and 3761 transitions. [2021-11-22 23:20:01,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:20:01,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:01,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:02,097 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:20:02,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:02,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4337 states to 2275 states and 3762 transitions. [2021-11-22 23:20:02,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2275 states and 3762 transitions. [2021-11-22 23:20:02,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:20:02,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:02,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:02,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:02,470 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:20:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:02,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 2276 states and 3763 transitions. [2021-11-22 23:20:02,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2276 states and 3763 transitions. [2021-11-22 23:20:02,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:20:02,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:02,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:02,812 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:20:02,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:02,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 2281 states and 3772 transitions. [2021-11-22 23:20:02,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 3772 transitions. [2021-11-22 23:20:03,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:20:03,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:03,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:03,334 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:20:03,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4347 states to 2282 states and 3772 transitions. [2021-11-22 23:20:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2282 states and 3772 transitions. [2021-11-22 23:20:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:20:03,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:03,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:03,852 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:20:04,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:04,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4349 states to 2284 states and 3774 transitions. [2021-11-22 23:20:04,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 3774 transitions. [2021-11-22 23:20:04,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:20:04,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:04,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:04,406 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-22 23:20:04,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:04,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4352 states to 2289 states and 3777 transitions. [2021-11-22 23:20:04,716 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 3777 transitions. [2021-11-22 23:20:04,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-22 23:20:04,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:04,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:05,070 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-22 23:20:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 2289 states and 3776 transitions. [2021-11-22 23:20:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 3776 transitions. [2021-11-22 23:20:05,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:20:05,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:05,531 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:20:05,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4363 states to 2294 states and 3785 transitions. [2021-11-22 23:20:05,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2294 states and 3785 transitions. [2021-11-22 23:20:05,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-22 23:20:05,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:06,075 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:20:06,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:06,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 2296 states and 3791 transitions. [2021-11-22 23:20:06,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2296 states and 3791 transitions. [2021-11-22 23:20:06,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:20:06,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:06,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:06,620 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:20:06,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4378 states to 2300 states and 3800 transitions. [2021-11-22 23:20:06,790 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 3800 transitions. [2021-11-22 23:20:06,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:20:06,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:06,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:06,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:07,126 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:20:07,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:07,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4379 states to 2301 states and 3801 transitions. [2021-11-22 23:20:07,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 3801 transitions. [2021-11-22 23:20:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:20:07,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:07,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:07,549 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-22 23:20:07,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:07,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4381 states to 2303 states and 3803 transitions. [2021-11-22 23:20:07,668 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 3803 transitions. [2021-11-22 23:20:07,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:20:07,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:07,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:07,982 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:20:08,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 2299 states and 3796 transitions. [2021-11-22 23:20:08,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2299 states and 3796 transitions. [2021-11-22 23:20:08,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:20:08,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:08,484 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-11-22 23:20:08,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 2302 states and 3796 transitions. [2021-11-22 23:20:08,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 3796 transitions. [2021-11-22 23:20:08,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:20:08,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,210 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2021-11-22 23:20:09,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:09,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4383 states to 2305 states and 3796 transitions. [2021-11-22 23:20:09,402 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 3796 transitions. [2021-11-22 23:20:09,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-22 23:20:09,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:09,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:09,731 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-22 23:20:13,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:13,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 2307 states and 3801 transitions. [2021-11-22 23:20:13,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3801 transitions. [2021-11-22 23:20:13,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:20:13,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:13,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:13,645 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:20:13,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:13,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4396 states to 2310 states and 3809 transitions. [2021-11-22 23:20:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 3809 transitions. [2021-11-22 23:20:13,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:20:13,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:13,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:13,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:20:14,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:14,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 2312 states and 3812 transitions. [2021-11-22 23:20:14,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 3812 transitions. [2021-11-22 23:20:14,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-22 23:20:14,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:14,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:14,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:20:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4408 states to 2310 states and 3805 transitions. [2021-11-22 23:20:18,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2310 states and 3805 transitions. [2021-11-22 23:20:18,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:20:18,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,463 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:20:18,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 2314 states and 3811 transitions. [2021-11-22 23:20:18,664 INFO L276 IsEmpty]: Start isEmpty. Operand 2314 states and 3811 transitions. [2021-11-22 23:20:18,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:20:18,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:19,026 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-22 23:20:19,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:19,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 2317 states and 3814 transitions. [2021-11-22 23:20:19,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2317 states and 3814 transitions. [2021-11-22 23:20:19,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:20:19,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:19,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:19,584 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:20:19,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:19,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 2319 states and 3814 transitions. [2021-11-22 23:20:19,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2319 states and 3814 transitions. [2021-11-22 23:20:19,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-22 23:20:19,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:19,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:20,036 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-22 23:20:20,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:20,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 2321 states and 3816 transitions. [2021-11-22 23:20:20,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 3816 transitions. [2021-11-22 23:20:20,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-22 23:20:20,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:20,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:20,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2021-11-22 23:20:20,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:20,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4423 states to 2285 states and 3757 transitions. [2021-11-22 23:20:20,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2285 states and 3757 transitions. [2021-11-22 23:20:20,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:20:20,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:20,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,260 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:20:21,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:21,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4428 states to 2288 states and 3762 transitions. [2021-11-22 23:20:21,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2288 states and 3762 transitions. [2021-11-22 23:20:21,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-22 23:20:21,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:21,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,691 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:20:21,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:21,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4429 states to 2289 states and 3763 transitions. [2021-11-22 23:20:21,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2289 states and 3763 transitions. [2021-11-22 23:20:21,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:20:21,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:21,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:22,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 6944 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:22,896 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:26,863 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-22 23:20:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:50,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 2321 states and 3834 transitions. [2021-11-22 23:20:50,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2321 states and 3834 transitions. [2021-11-22 23:20:50,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-22 23:20:50,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:50,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:51,085 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:20:51,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:51,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4518 states to 2325 states and 3840 transitions. [2021-11-22 23:20:51,272 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 3840 transitions. [2021-11-22 23:20:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-22 23:20:51,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:51,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:51,584 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-22 23:20:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:55,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4524 states to 2327 states and 3846 transitions. [2021-11-22 23:20:55,452 INFO L276 IsEmpty]: Start isEmpty. Operand 2327 states and 3846 transitions. [2021-11-22 23:20:55,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-22 23:20:55,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:55,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:55,845 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 467 trivial. 0 not checked. [2021-11-22 23:20:59,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:59,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4532 states to 2325 states and 3842 transitions. [2021-11-22 23:20:59,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2325 states and 3842 transitions. [2021-11-22 23:20:59,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-22 23:20:59,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:59,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,245 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:21:00,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:00,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4556 states to 2336 states and 3866 transitions. [2021-11-22 23:21:00,562 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 3866 transitions. [2021-11-22 23:21:00,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-22 23:21:00,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:00,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:00,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:21:01,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4557 states to 2337 states and 3867 transitions. [2021-11-22 23:21:01,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 3867 transitions. [2021-11-22 23:21:01,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-22 23:21:01,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:01,313 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:21:01,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4558 states to 2338 states and 3868 transitions. [2021-11-22 23:21:01,374 INFO L276 IsEmpty]: Start isEmpty. Operand 2338 states and 3868 transitions. [2021-11-22 23:21:01,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:21:01,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:01,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:01,691 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:21:01,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 2343 states and 3877 transitions. [2021-11-22 23:21:01,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2343 states and 3877 transitions. [2021-11-22 23:21:01,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-22 23:21:01,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:02,247 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:21:02,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:02,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 2344 states and 3877 transitions. [2021-11-22 23:21:02,365 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 3877 transitions. [2021-11-22 23:21:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-22 23:21:02,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:02,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:02,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:02,727 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:21:06,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4570 states to 2346 states and 3880 transitions. [2021-11-22 23:21:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 3880 transitions. [2021-11-22 23:21:06,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:21:06,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:06,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:06,688 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-22 23:21:06,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:07,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4573 states to 2351 states and 3883 transitions. [2021-11-22 23:21:07,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 3883 transitions. [2021-11-22 23:21:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:21:07,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:07,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:21:07,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:07,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4582 states to 2356 states and 3892 transitions. [2021-11-22 23:21:07,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2356 states and 3892 transitions. [2021-11-22 23:21:07,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:21:07,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:07,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:07,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:21:08,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:08,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4591 states to 2360 states and 3901 transitions. [2021-11-22 23:21:08,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2360 states and 3901 transitions. [2021-11-22 23:21:08,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:21:08,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:08,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:08,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:08,337 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:21:08,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:08,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4592 states to 2361 states and 3902 transitions. [2021-11-22 23:21:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2361 states and 3902 transitions. [2021-11-22 23:21:08,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-22 23:21:08,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:08,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:08,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:08,770 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:21:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:12,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4598 states to 2359 states and 3897 transitions. [2021-11-22 23:21:12,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 3897 transitions. [2021-11-22 23:21:12,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-22 23:21:12,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:12,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:12,785 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:21:12,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:12,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 2357 states and 3892 transitions. [2021-11-22 23:21:12,884 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 3892 transitions. [2021-11-22 23:21:12,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-22 23:21:12,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:12,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:13,203 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-22 23:21:14,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:15,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 2357 states and 3891 transitions. [2021-11-22 23:21:15,006 INFO L276 IsEmpty]: Start isEmpty. Operand 2357 states and 3891 transitions. [2021-11-22 23:21:15,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:21:15,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:15,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:15,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:15,327 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-22 23:21:25,431 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 [] [2021-11-22 23:21:25,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:25,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 2359 states and 3893 transitions. [2021-11-22 23:21:25,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2359 states and 3893 transitions. [2021-11-22 23:21:25,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:21:25,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:25,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:25,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:26,181 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-22 23:21:26,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:26,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 2362 states and 3893 transitions. [2021-11-22 23:21:26,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2362 states and 3893 transitions. [2021-11-22 23:21:26,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:21:26,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:26,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:26,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:26,703 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-22 23:21:26,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:26,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4611 states to 2365 states and 3893 transitions. [2021-11-22 23:21:26,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 3893 transitions. [2021-11-22 23:21:26,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:21:26,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:26,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:21:27,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4619 states to 2368 states and 3901 transitions. [2021-11-22 23:21:27,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2368 states and 3901 transitions. [2021-11-22 23:21:27,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:21:27,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:21:27,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 2370 states and 3904 transitions. [2021-11-22 23:21:27,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2370 states and 3904 transitions. [2021-11-22 23:21:27,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-22 23:21:27,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:21:28,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4628 states to 2374 states and 3910 transitions. [2021-11-22 23:21:28,477 INFO L276 IsEmpty]: Start isEmpty. Operand 2374 states and 3910 transitions. [2021-11-22 23:21:28,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:21:28,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,800 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2021-11-22 23:21:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 2377 states and 3913 transitions. [2021-11-22 23:21:29,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2377 states and 3913 transitions. [2021-11-22 23:21:29,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:21:29,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:29,515 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-22 23:21:29,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:29,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 2379 states and 3913 transitions. [2021-11-22 23:21:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 3913 transitions. [2021-11-22 23:21:29,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:21:29,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:29,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:29,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,079 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-11-22 23:21:30,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4633 states to 2381 states and 3915 transitions. [2021-11-22 23:21:30,300 INFO L276 IsEmpty]: Start isEmpty. Operand 2381 states and 3915 transitions. [2021-11-22 23:21:30,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:21:30,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-11-22 23:21:38,691 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:21:48,684 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.84s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:21:49,691 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:21:51,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:51,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4748 states to 2426 states and 4023 transitions. [2021-11-22 23:21:51,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 4023 transitions. [2021-11-22 23:21:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:21:51,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:51,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,390 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-22 23:21:52,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4750 states to 2428 states and 4025 transitions. [2021-11-22 23:21:52,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4025 transitions. [2021-11-22 23:21:52,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:21:52,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:52,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,059 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-22 23:21:53,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4752 states to 2430 states and 4027 transitions. [2021-11-22 23:21:53,223 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 4027 transitions. [2021-11-22 23:21:53,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:21:53,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:53,562 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-22 23:21:53,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4754 states to 2432 states and 4029 transitions. [2021-11-22 23:21:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2432 states and 4029 transitions. [2021-11-22 23:21:53,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:21:53,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:53,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,029 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-22 23:21:54,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 2434 states and 4031 transitions. [2021-11-22 23:21:54,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2434 states and 4031 transitions. [2021-11-22 23:21:54,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:21:54,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,586 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-22 23:21:54,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4761 states to 2437 states and 4036 transitions. [2021-11-22 23:21:54,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 4036 transitions. [2021-11-22 23:21:54,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-22 23:21:54,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,133 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2021-11-22 23:21:55,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4762 states to 2441 states and 4037 transitions. [2021-11-22 23:21:55,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4037 transitions. [2021-11-22 23:21:55,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:21:55,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-22 23:21:55,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4764 states to 2443 states and 4039 transitions. [2021-11-22 23:21:55,923 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4039 transitions. [2021-11-22 23:21:55,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-22 23:21:55,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 573 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2021-11-22 23:21:56,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:56,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4768 states to 2443 states and 4034 transitions. [2021-11-22 23:21:56,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4034 transitions. [2021-11-22 23:21:56,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-22 23:21:56,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:56,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:56,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 621 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 611 trivial. 0 not checked. [2021-11-22 23:22:01,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4791 states to 2443 states and 4033 transitions. [2021-11-22 23:22:01,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 4033 transitions. [2021-11-22 23:22:01,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-22 23:22:01,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:01,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:22:01,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:01,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4796 states to 2446 states and 4038 transitions. [2021-11-22 23:22:01,996 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 4038 transitions. [2021-11-22 23:22:02,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:22:02,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:02,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:02,311 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:22:02,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:02,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4797 states to 2447 states and 4039 transitions. [2021-11-22 23:22:02,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 4039 transitions. [2021-11-22 23:22:02,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:22:02,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:02,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:03,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 6953 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:22:03,505 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:07,567 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-22 23:22:20,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4862 states to 2475 states and 4095 transitions. [2021-11-22 23:22:20,691 INFO L276 IsEmpty]: Start isEmpty. Operand 2475 states and 4095 transitions. [2021-11-22 23:22:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:22:20,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,001 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:22:21,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4868 states to 2479 states and 4101 transitions. [2021-11-22 23:22:21,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 4101 transitions. [2021-11-22 23:22:21,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:22:21,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,554 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:22:21,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:21,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4869 states to 2480 states and 4102 transitions. [2021-11-22 23:22:21,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2480 states and 4102 transitions. [2021-11-22 23:22:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:22:21,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:21,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:21,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:21,964 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:22:22,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4870 states to 2481 states and 4103 transitions. [2021-11-22 23:22:22,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2481 states and 4103 transitions. [2021-11-22 23:22:22,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:22:22,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,345 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:22:22,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4870 states to 2482 states and 4103 transitions. [2021-11-22 23:22:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2482 states and 4103 transitions. [2021-11-22 23:22:22,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:22:22,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:22,852 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-22 23:22:23,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:23,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4880 states to 2487 states and 4113 transitions. [2021-11-22 23:22:23,254 INFO L276 IsEmpty]: Start isEmpty. Operand 2487 states and 4113 transitions. [2021-11-22 23:22:23,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-22 23:22:23,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:23,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:23,576 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:22:25,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:25,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4882 states to 2489 states and 4115 transitions. [2021-11-22 23:22:25,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2489 states and 4115 transitions. [2021-11-22 23:22:25,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:22:25,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:25,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:25,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:25,887 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-22 23:22:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:26,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4885 states to 2494 states and 4118 transitions. [2021-11-22 23:22:26,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 4118 transitions. [2021-11-22 23:22:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:22:26,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:26,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:26,610 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:22:26,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4894 states to 2498 states and 4127 transitions. [2021-11-22 23:22:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2498 states and 4127 transitions. [2021-11-22 23:22:26,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-22 23:22:26,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:26,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:27,195 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:22:27,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:27,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4895 states to 2499 states and 4128 transitions. [2021-11-22 23:22:27,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2499 states and 4128 transitions. [2021-11-22 23:22:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:22:27,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:27,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:27,577 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-22 23:22:27,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:27,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4897 states to 2501 states and 4130 transitions. [2021-11-22 23:22:27,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 4130 transitions. [2021-11-22 23:22:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-22 23:22:27,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:27,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:28,018 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-22 23:22:28,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:28,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4898 states to 2502 states and 4131 transitions. [2021-11-22 23:22:28,050 INFO L276 IsEmpty]: Start isEmpty. Operand 2502 states and 4131 transitions. [2021-11-22 23:22:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:22:28,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:28,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:28,463 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-22 23:22:28,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:28,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4900 states to 2504 states and 4133 transitions. [2021-11-22 23:22:28,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 4133 transitions. [2021-11-22 23:22:28,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-22 23:22:28,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:28,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:28,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:29,031 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 439 trivial. 0 not checked. [2021-11-22 23:22:31,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:31,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 2464 states and 4062 transitions. [2021-11-22 23:22:31,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2464 states and 4062 transitions. [2021-11-22 23:22:31,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:22:31,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:31,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:31,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:31,378 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-22 23:22:31,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:31,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 2467 states and 4062 transitions. [2021-11-22 23:22:31,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 4062 transitions. [2021-11-22 23:22:31,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:22:31,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:31,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:31,908 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-22 23:22:32,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4902 states to 2470 states and 4062 transitions. [2021-11-22 23:22:32,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 4062 transitions. [2021-11-22 23:22:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:22:32,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:32,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-22 23:22:32,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:32,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4908 states to 2474 states and 4068 transitions. [2021-11-22 23:22:32,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 4068 transitions. [2021-11-22 23:22:32,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-22 23:22:32,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:32,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:32,901 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2021-11-22 23:22:32,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:32,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4913 states to 2477 states and 4073 transitions. [2021-11-22 23:22:32,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 4073 transitions. [2021-11-22 23:22:32,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:22:32,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:32,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:33,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-22 23:22:33,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:33,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 2479 states and 4076 transitions. [2021-11-22 23:22:33,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2479 states and 4076 transitions. [2021-11-22 23:22:33,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:22:33,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:33,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:33,651 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-22 23:22:33,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:33,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4916 states to 2480 states and 4076 transitions. [2021-11-22 23:22:33,895 INFO L276 IsEmpty]: Start isEmpty. Operand 2480 states and 4076 transitions. [2021-11-22 23:22:33,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-22 23:22:33,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:33,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:34,218 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2021-11-22 23:22:34,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:34,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4918 states to 2430 states and 3993 transitions. [2021-11-22 23:22:34,326 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 3993 transitions. [2021-11-22 23:22:34,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-22 23:22:34,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:34,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:34,654 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-22 23:22:34,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4921 states to 2433 states and 3996 transitions. [2021-11-22 23:22:34,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2433 states and 3996 transitions. [2021-11-22 23:22:34,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-22 23:22:34,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:34,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:35,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:35,230 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-22 23:22:35,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:35,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4921 states to 2435 states and 3996 transitions. [2021-11-22 23:22:35,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 3996 transitions. [2021-11-22 23:22:35,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-22 23:22:35,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:35,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:35,662 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-22 23:22:35,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:35,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4923 states to 2437 states and 3998 transitions. [2021-11-22 23:22:35,817 INFO L276 IsEmpty]: Start isEmpty. Operand 2437 states and 3998 transitions. [2021-11-22 23:22:35,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-22 23:22:35,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:35,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:36,148 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 583 trivial. 0 not checked. [2021-11-22 23:22:40,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:40,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4927 states to 2398 states and 3933 transitions. [2021-11-22 23:22:40,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2398 states and 3933 transitions. [2021-11-22 23:22:40,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:22:40,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:40,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:42,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:42,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 6962 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:22:42,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:22:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked.