./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 01a4b84af22ba9336b377376d27423612474043c2c250fad1845bccdee580746 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:23:26,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:23:26,809 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:23:26,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:23:26,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:23:26,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:23:26,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:23:26,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:23:26,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:23:26,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:23:26,871 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:23:26,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:23:26,873 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:23:26,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:23:26,881 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:23:26,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:23:26,889 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:23:26,890 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:23:26,892 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:23:26,898 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:23:26,905 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:23:26,906 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:23:26,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:23:26,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:23:26,917 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:23:26,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:23:26,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:23:26,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:23:26,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:23:26,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:23:26,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:23:26,928 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:23:26,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:23:26,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:23:26,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:23:26,933 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:23:26,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:23:26,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:23:26,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:23:26,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:23:26,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:23:26,938 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 06:23:26,977 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:23:26,977 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:23:26,979 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:23:26,979 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:23:26,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:23:26,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:23:26,980 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:23:26,981 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:23:26,987 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:23:26,987 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:23:26,988 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:23:26,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:23:26,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:23:26,989 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:23:26,989 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:23:26,990 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:23:26,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:23:26,990 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:23:26,990 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:23:26,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:23:26,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:23:26,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:23:26,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:23:26,991 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:23:26,992 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:23:26,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:23:26,992 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:23:26,992 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_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01a4b84af22ba9336b377376d27423612474043c2c250fad1845bccdee580746 [2021-11-21 06:23:27,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:23:27,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:23:27,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:23:27,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:23:27,277 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:23:27,279 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c [2021-11-21 06:23:27,350 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/data/1e434a184/822bf1a9e39049ddbbcf0e55fc05119b/FLAGcb32491d3 [2021-11-21 06:23:27,775 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:23:27,775 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/sv-benchmarks/c/termination-crafted-lit/AliasDarteFeautrierGonnord-SAS2010-nestedLoop-2.c [2021-11-21 06:23:27,784 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/data/1e434a184/822bf1a9e39049ddbbcf0e55fc05119b/FLAGcb32491d3 [2021-11-21 06:23:28,161 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/data/1e434a184/822bf1a9e39049ddbbcf0e55fc05119b [2021-11-21 06:23:28,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:23:28,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:23:28,179 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:23:28,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:23:28,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:23:28,184 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fa24c83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28, skipping insertion in model container [2021-11-21 06:23:28,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,195 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:23:28,206 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:23:28,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:23:28,384 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:23:28,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:23:28,408 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:23:28,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28 WrapperNode [2021-11-21 06:23:28,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:23:28,409 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:23:28,410 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:23:28,410 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:23:28,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,428 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,454 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 54 [2021-11-21 06:23:28,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:23:28,458 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:23:28,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:23:28,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:23:28,468 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,470 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,488 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,497 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:23:28,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:23:28,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:23:28,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:23:28,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,512 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:23:28,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:23:28,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:23:28,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ceab56bb-86c0-4622-9638-6a80215f6896/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:23:28,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:23:28,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:23:28,660 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:23:28,662 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:23:28,802 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:23:28,822 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:23:28,822 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-21 06:23:28,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:23:28 BoogieIcfgContainer [2021-11-21 06:23:28,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:23:28,826 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:23:28,826 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:23:28,839 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:23:28,839 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:23:28" (1/1) ... [2021-11-21 06:23:28,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:23:28,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:28,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2021-11-21 06:23:28,918 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-21 06:23:28,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:23:28,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:28,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:29,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:29,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:29,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:29,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2021-11-21 06:23:29,171 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2021-11-21 06:23:29,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:23:29,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:29,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:29,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:29,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:29,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2021-11-21 06:23:29,330 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2021-11-21 06:23:29,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 06:23:29,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:29,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:29,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:29,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:29,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2021-11-21 06:23:29,525 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2021-11-21 06:23:29,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 06:23:29,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:29,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:29,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2021-11-21 06:23:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2021-11-21 06:23:29,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:23:29,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:29,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:29,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:29,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:30,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2021-11-21 06:23:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2021-11-21 06:23:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:23:30,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:30,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:30,124 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:30,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:30,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 39 states and 65 transitions. [2021-11-21 06:23:30,219 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 65 transitions. [2021-11-21 06:23:30,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:23:30,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:30,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:30,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:30,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:23:30,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:30,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2021-11-21 06:23:30,358 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2021-11-21 06:23:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:23:30,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:30,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:30,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:30,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:30,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:30,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 78 transitions. [2021-11-21 06:23:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2021-11-21 06:23:30,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:23:30,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:30,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:30,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:30,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2021-11-21 06:23:31,011 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2021-11-21 06:23:31,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 06:23:31,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:31,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:31,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:31,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:23:31,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 50 states and 88 transitions. [2021-11-21 06:23:31,144 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 88 transitions. [2021-11-21 06:23:31,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 06:23:31,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:31,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:23:31,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:31,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 51 states and 89 transitions. [2021-11-21 06:23:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 89 transitions. [2021-11-21 06:23:31,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 06:23:31,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:31,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:31,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:31,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:31,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 91 transitions. [2021-11-21 06:23:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 91 transitions. [2021-11-21 06:23:31,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:23:31,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:31,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:23:32,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:32,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 61 states and 110 transitions. [2021-11-21 06:23:32,509 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 110 transitions. [2021-11-21 06:23:32,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:23:32,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:32,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:32,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:23:33,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:33,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 67 states and 123 transitions. [2021-11-21 06:23:33,087 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 123 transitions. [2021-11-21 06:23:33,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:23:33,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:33,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:33,102 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:23:33,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:33,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 68 states and 126 transitions. [2021-11-21 06:23:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 126 transitions. [2021-11-21 06:23:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:23:33,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:33,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:33,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:33,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:33,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:33,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 70 states and 130 transitions. [2021-11-21 06:23:33,696 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 130 transitions. [2021-11-21 06:23:33,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:23:33,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:33,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:33,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:23:34,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:34,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 74 states and 136 transitions. [2021-11-21 06:23:34,118 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 136 transitions. [2021-11-21 06:23:34,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:34,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:34,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:34,234 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:35,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:35,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 85 states and 168 transitions. [2021-11-21 06:23:35,620 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 168 transitions. [2021-11-21 06:23:35,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:35,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:35,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:35,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:35,633 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:35,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:35,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 86 states and 170 transitions. [2021-11-21 06:23:35,809 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 170 transitions. [2021-11-21 06:23:35,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:35,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:35,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:35,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:35,823 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:23:36,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:36,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 89 states and 176 transitions. [2021-11-21 06:23:36,240 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 176 transitions. [2021-11-21 06:23:36,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:36,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:36,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:36,412 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:37,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:37,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2021-11-21 06:23:37,191 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2021-11-21 06:23:37,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:37,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:37,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:37,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:37,349 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:39,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 104 states and 218 transitions. [2021-11-21 06:23:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 218 transitions. [2021-11-21 06:23:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:39,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:39,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:39,645 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:23:40,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:40,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 107 states and 221 transitions. [2021-11-21 06:23:40,029 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 221 transitions. [2021-11-21 06:23:40,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:40,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:40,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:40,054 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 110 states and 230 transitions. [2021-11-21 06:23:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 230 transitions. [2021-11-21 06:23:40,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:40,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:40,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:40,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:40,780 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:23:41,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:41,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 113 states and 236 transitions. [2021-11-21 06:23:41,503 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 236 transitions. [2021-11-21 06:23:41,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:41,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:41,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:41,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:41,517 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:42,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:42,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 115 states and 242 transitions. [2021-11-21 06:23:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 242 transitions. [2021-11-21 06:23:42,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:23:42,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:42,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:42,024 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:42,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:42,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 116 states and 242 transitions. [2021-11-21 06:23:42,166 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 242 transitions. [2021-11-21 06:23:42,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:23:42,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:42,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:42,178 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:42,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:42,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 117 states and 244 transitions. [2021-11-21 06:23:42,426 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 244 transitions. [2021-11-21 06:23:42,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:23:42,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:42,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:42,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:42,442 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:23:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:42,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 118 states and 244 transitions. [2021-11-21 06:23:42,740 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 244 transitions. [2021-11-21 06:23:42,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:23:42,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:42,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:42,763 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:42,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:42,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 119 states and 245 transitions. [2021-11-21 06:23:42,992 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 245 transitions. [2021-11-21 06:23:42,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:23:42,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:42,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:43,005 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 119 states and 244 transitions. [2021-11-21 06:23:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 244 transitions. [2021-11-21 06:23:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:23:43,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:43,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:43,299 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 06:23:43,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:43,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 121 states and 247 transitions. [2021-11-21 06:23:43,766 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 247 transitions. [2021-11-21 06:23:43,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:23:43,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:43,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:43,976 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:44,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 124 states and 257 transitions. [2021-11-21 06:23:44,734 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 257 transitions. [2021-11-21 06:23:44,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:23:44,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:44,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:23:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:44,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 126 states and 258 transitions. [2021-11-21 06:23:44,779 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 258 transitions. [2021-11-21 06:23:44,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:23:44,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:44,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:44,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:44,798 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:23:45,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:45,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 130 states and 268 transitions. [2021-11-21 06:23:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 268 transitions. [2021-11-21 06:23:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:23:45,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:45,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:45,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:45,670 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:23:45,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:45,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 132 states and 269 transitions. [2021-11-21 06:23:45,846 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 269 transitions. [2021-11-21 06:23:45,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:23:45,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:45,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:45,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:45,869 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:23:47,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:47,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 139 states and 282 transitions. [2021-11-21 06:23:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 282 transitions. [2021-11-21 06:23:47,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:23:47,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:47,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:47,171 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:23:47,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:47,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 140 states and 290 transitions. [2021-11-21 06:23:47,815 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 290 transitions. [2021-11-21 06:23:47,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:23:47,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:47,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:47,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:47,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:23:48,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 143 states and 293 transitions. [2021-11-21 06:23:48,168 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 293 transitions. [2021-11-21 06:23:48,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:23:48,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:48,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:48,183 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:23:48,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:48,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 147 states and 298 transitions. [2021-11-21 06:23:48,974 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 298 transitions. [2021-11-21 06:23:48,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:23:48,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:48,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:48,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:23:49,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:49,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 149 states and 300 transitions. [2021-11-21 06:23:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 300 transitions. [2021-11-21 06:23:49,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:23:49,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:49,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:49,721 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 06:23:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:50,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 151 states and 309 transitions. [2021-11-21 06:23:50,388 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 309 transitions. [2021-11-21 06:23:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:23:50,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:50,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:50,405 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:23:51,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:51,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 155 states and 318 transitions. [2021-11-21 06:23:51,429 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 318 transitions. [2021-11-21 06:23:51,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:23:51,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:51,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:51,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:51,450 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:23:51,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:51,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 157 states and 319 transitions. [2021-11-21 06:23:51,630 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 319 transitions. [2021-11-21 06:23:51,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:23:51,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:51,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:51,644 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:23:52,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:52,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 158 states and 320 transitions. [2021-11-21 06:23:52,047 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 320 transitions. [2021-11-21 06:23:52,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:23:52,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:52,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:52,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:52,076 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:23:52,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:52,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 159 states and 322 transitions. [2021-11-21 06:23:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 322 transitions. [2021-11-21 06:23:52,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:23:52,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:52,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:52,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:52,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:23:53,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:53,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 161 states and 328 transitions. [2021-11-21 06:23:53,126 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 328 transitions. [2021-11-21 06:23:53,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:23:53,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:53,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:53,146 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 06:23:53,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:53,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 162 states and 328 transitions. [2021-11-21 06:23:53,462 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 328 transitions. [2021-11-21 06:23:53,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:23:53,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:53,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:53,475 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 06:23:53,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:53,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 163 states and 328 transitions. [2021-11-21 06:23:53,818 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 328 transitions. [2021-11-21 06:23:53,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:23:53,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:53,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:53,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:53,830 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:23:54,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:54,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 163 states and 327 transitions. [2021-11-21 06:23:54,120 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 327 transitions. [2021-11-21 06:23:54,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:23:54,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:54,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:54,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:54,142 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:23:54,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:54,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 165 states and 328 transitions. [2021-11-21 06:23:54,641 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 328 transitions. [2021-11-21 06:23:54,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:23:54,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:54,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:54,991 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:23:55,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:55,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 168 states and 338 transitions. [2021-11-21 06:23:55,953 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 338 transitions. [2021-11-21 06:23:55,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:23:55,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:55,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:55,970 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 06:23:56,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:56,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 168 states and 336 transitions. [2021-11-21 06:23:56,267 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 336 transitions. [2021-11-21 06:23:56,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:23:56,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:56,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:56,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:23:58,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:58,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 171 states and 341 transitions. [2021-11-21 06:23:58,306 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 341 transitions. [2021-11-21 06:23:58,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:23:58,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:58,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:58,318 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 06:23:58,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:58,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 173 states and 342 transitions. [2021-11-21 06:23:58,341 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 342 transitions. [2021-11-21 06:23:58,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:23:58,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:58,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:58,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:58,355 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:23:59,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:23:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 177 states and 351 transitions. [2021-11-21 06:23:59,051 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 351 transitions. [2021-11-21 06:23:59,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:23:59,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:23:59,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:23:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:23:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:00,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:00,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 180 states and 356 transitions. [2021-11-21 06:24:00,809 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 356 transitions. [2021-11-21 06:24:00,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:24:00,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:00,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:00,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:24:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:01,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 183 states and 359 transitions. [2021-11-21 06:24:01,241 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 359 transitions. [2021-11-21 06:24:01,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:24:01,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:01,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:01,303 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 06:24:02,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:02,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 187 states and 366 transitions. [2021-11-21 06:24:02,230 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 366 transitions. [2021-11-21 06:24:02,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:24:02,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:02,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:02,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:02,253 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:24:03,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:03,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 191 states and 374 transitions. [2021-11-21 06:24:03,934 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 374 transitions. [2021-11-21 06:24:03,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:24:03,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:03,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:03,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:03,946 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:24:04,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 192 states and 377 transitions. [2021-11-21 06:24:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 377 transitions. [2021-11-21 06:24:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:24:04,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:04,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:04,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:04,384 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:05,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:05,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 197 states and 383 transitions. [2021-11-21 06:24:05,644 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 383 transitions. [2021-11-21 06:24:05,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:24:05,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:05,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:05,656 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:24:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:07,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 201 states and 389 transitions. [2021-11-21 06:24:07,240 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 389 transitions. [2021-11-21 06:24:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:24:07,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:07,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:07,261 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:24:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 202 states and 390 transitions. [2021-11-21 06:24:07,708 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 390 transitions. [2021-11-21 06:24:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:24:07,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:07,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:07,722 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:24:08,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:08,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 203 states and 390 transitions. [2021-11-21 06:24:08,183 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 390 transitions. [2021-11-21 06:24:08,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:24:08,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:08,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:08,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:08,208 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:24:08,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 204 states and 393 transitions. [2021-11-21 06:24:08,662 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 393 transitions. [2021-11-21 06:24:08,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:24:08,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:08,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:08,673 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:24:08,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:08,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 206 states and 394 transitions. [2021-11-21 06:24:08,702 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 394 transitions. [2021-11-21 06:24:08,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:24:08,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:08,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:09,011 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:10,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:10,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 209 states and 406 transitions. [2021-11-21 06:24:10,116 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 406 transitions. [2021-11-21 06:24:10,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:24:10,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:10,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:10,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:10,472 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:12,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:12,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 215 states and 415 transitions. [2021-11-21 06:24:12,500 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 415 transitions. [2021-11-21 06:24:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:24:12,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:12,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:12,512 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:24:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:13,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 219 states and 421 transitions. [2021-11-21 06:24:13,991 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 421 transitions. [2021-11-21 06:24:13,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:24:13,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:13,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:14,009 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:24:14,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:14,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 219 states and 419 transitions. [2021-11-21 06:24:14,458 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 419 transitions. [2021-11-21 06:24:14,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:24:14,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:14,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:14,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:14,474 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:24:14,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:14,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 222 states and 423 transitions. [2021-11-21 06:24:14,913 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 423 transitions. [2021-11-21 06:24:14,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:24:14,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:14,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:14,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:14,932 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:24:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:17,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 225 states and 428 transitions. [2021-11-21 06:24:17,229 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 428 transitions. [2021-11-21 06:24:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:24:17,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:17,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:17,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:17,242 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:24:17,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:17,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 228 states and 432 transitions. [2021-11-21 06:24:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 432 transitions. [2021-11-21 06:24:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:24:17,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:17,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:17,821 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:24:19,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:19,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 232 states and 442 transitions. [2021-11-21 06:24:19,827 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 442 transitions. [2021-11-21 06:24:19,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:24:19,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:19,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 06:24:20,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:20,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 235 states and 445 transitions. [2021-11-21 06:24:20,330 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 445 transitions. [2021-11-21 06:24:20,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:24:20,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:20,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:20,349 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:22,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:22,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 241 states and 454 transitions. [2021-11-21 06:24:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 454 transitions. [2021-11-21 06:24:22,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:24:22,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:22,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:22,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:22,187 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:24:23,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:23,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 245 states and 462 transitions. [2021-11-21 06:24:23,817 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 462 transitions. [2021-11-21 06:24:23,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:24:23,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:23,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:23,828 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 06:24:24,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:24,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 246 states and 463 transitions. [2021-11-21 06:24:24,521 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 463 transitions. [2021-11-21 06:24:24,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:24:24,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:24,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:24,545 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:24:25,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:25,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 248 states and 466 transitions. [2021-11-21 06:24:25,569 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 466 transitions. [2021-11-21 06:24:25,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:24:25,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:25,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:25,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:25,580 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 06:24:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:27,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 253 states and 473 transitions. [2021-11-21 06:24:27,531 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 473 transitions. [2021-11-21 06:24:27,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:24:27,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:27,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:27,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:27,544 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 06:24:28,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:28,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 255 states and 474 transitions. [2021-11-21 06:24:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 474 transitions. [2021-11-21 06:24:28,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:24:28,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:28,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:28,488 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:29,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:29,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 258 states and 486 transitions. [2021-11-21 06:24:29,714 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 486 transitions. [2021-11-21 06:24:29,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:24:29,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:29,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:29,736 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:31,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:31,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 264 states and 495 transitions. [2021-11-21 06:24:31,140 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 495 transitions. [2021-11-21 06:24:31,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:24:31,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:31,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 06:24:31,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:31,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 265 states and 496 transitions. [2021-11-21 06:24:31,671 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 496 transitions. [2021-11-21 06:24:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:24:31,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:31,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:31,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:31,684 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 06:24:33,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:33,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 271 states and 503 transitions. [2021-11-21 06:24:33,003 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 503 transitions. [2021-11-21 06:24:33,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:24:33,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:33,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:33,015 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 06:24:33,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:33,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 273 states and 504 transitions. [2021-11-21 06:24:33,709 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 504 transitions. [2021-11-21 06:24:33,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:24:33,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:33,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:33,719 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 06:24:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:34,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 276 states and 508 transitions. [2021-11-21 06:24:34,344 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 508 transitions. [2021-11-21 06:24:34,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:24:34,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:34,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:34,357 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:24:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:36,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 279 states and 513 transitions. [2021-11-21 06:24:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 513 transitions. [2021-11-21 06:24:36,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:24:36,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:36,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:36,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:36,753 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:24:39,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:39,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 283 states and 524 transitions. [2021-11-21 06:24:39,073 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 524 transitions. [2021-11-21 06:24:39,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:24:39,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:39,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:39,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 06:24:39,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:39,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 286 states and 527 transitions. [2021-11-21 06:24:39,636 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 527 transitions. [2021-11-21 06:24:39,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:24:39,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:39,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:39,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:39,647 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 06:24:40,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:40,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 289 states and 531 transitions. [2021-11-21 06:24:40,203 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 531 transitions. [2021-11-21 06:24:40,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:24:40,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:40,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:40,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:40,225 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 06:24:41,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:41,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 289 states and 530 transitions. [2021-11-21 06:24:41,255 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 530 transitions. [2021-11-21 06:24:41,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:24:41,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:41,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:41,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:41,271 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:24:42,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:42,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 289 states and 529 transitions. [2021-11-21 06:24:42,481 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 529 transitions. [2021-11-21 06:24:42,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:24:42,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:42,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:24:43,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:43,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 290 states and 530 transitions. [2021-11-21 06:24:43,611 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 530 transitions. [2021-11-21 06:24:43,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:24:43,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:43,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:43,632 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:24:45,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:45,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 296 states and 539 transitions. [2021-11-21 06:24:45,812 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 539 transitions. [2021-11-21 06:24:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:24:45,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:45,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:45,824 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 06:24:47,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:47,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 299 states and 543 transitions. [2021-11-21 06:24:47,545 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 543 transitions. [2021-11-21 06:24:47,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:24:47,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:47,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:47,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:47,569 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:24:48,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:48,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 301 states and 546 transitions. [2021-11-21 06:24:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 546 transitions. [2021-11-21 06:24:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:24:48,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:48,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:48,720 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:24:49,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:49,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 303 states and 547 transitions. [2021-11-21 06:24:49,242 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 547 transitions. [2021-11-21 06:24:49,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:24:49,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:49,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:49,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:49,709 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:24:51,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:51,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 306 states and 559 transitions. [2021-11-21 06:24:51,270 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 559 transitions. [2021-11-21 06:24:51,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:24:51,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:51,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:51,293 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:24:52,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:52,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 312 states and 568 transitions. [2021-11-21 06:24:52,809 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 568 transitions. [2021-11-21 06:24:52,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:24:52,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:52,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:52,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 06:24:53,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:53,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 313 states and 568 transitions. [2021-11-21 06:24:53,435 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 568 transitions. [2021-11-21 06:24:53,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:24:53,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:53,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:53,446 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-21 06:24:54,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:54,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 319 states and 575 transitions. [2021-11-21 06:24:54,782 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 575 transitions. [2021-11-21 06:24:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:24:54,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:54,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:54,798 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 06:24:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:24:57,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 322 states and 580 transitions. [2021-11-21 06:24:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 580 transitions. [2021-11-21 06:24:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:24:57,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:24:57,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:24:57,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:24:57,439 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:25:00,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 326 states and 591 transitions. [2021-11-21 06:25:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 591 transitions. [2021-11-21 06:25:00,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:25:00,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:00,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:00,073 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-21 06:25:01,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:01,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 329 states and 597 transitions. [2021-11-21 06:25:01,450 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 597 transitions. [2021-11-21 06:25:01,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:25:01,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:01,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:01,470 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-21 06:25:02,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:02,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 332 states and 601 transitions. [2021-11-21 06:25:02,379 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 601 transitions. [2021-11-21 06:25:02,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:25:02,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:02,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:02,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:02,394 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-21 06:25:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:03,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 335 states and 604 transitions. [2021-11-21 06:25:03,105 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 604 transitions. [2021-11-21 06:25:03,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:25:03,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:03,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:03,121 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 06:25:04,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:04,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 336 states and 605 transitions. [2021-11-21 06:25:04,674 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 605 transitions. [2021-11-21 06:25:04,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:25:04,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:04,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:04,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:04,696 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:25:07,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:07,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 342 states and 614 transitions. [2021-11-21 06:25:07,013 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 614 transitions. [2021-11-21 06:25:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:25:07,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:07,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:25:08,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:08,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 344 states and 617 transitions. [2021-11-21 06:25:08,315 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 617 transitions. [2021-11-21 06:25:08,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:25:08,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:08,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:08,326 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-21 06:25:10,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:10,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 347 states and 621 transitions. [2021-11-21 06:25:10,136 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 621 transitions. [2021-11-21 06:25:10,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:25:10,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:10,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:10,145 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 06:25:10,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 349 states and 622 transitions. [2021-11-21 06:25:10,716 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 622 transitions. [2021-11-21 06:25:10,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:25:10,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:10,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:11,253 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:25:12,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:12,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 352 states and 634 transitions. [2021-11-21 06:25:12,926 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 634 transitions. [2021-11-21 06:25:12,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:25:12,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:12,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:12,943 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 17 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:25:14,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:14,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 358 states and 643 transitions. [2021-11-21 06:25:14,833 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 643 transitions. [2021-11-21 06:25:14,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:25:14,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:14,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:14,841 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 06:25:15,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:15,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 359 states and 643 transitions. [2021-11-21 06:25:15,538 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 643 transitions. [2021-11-21 06:25:15,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:25:15,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:15,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:15,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:15,550 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 06:25:16,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:16,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 365 states and 650 transitions. [2021-11-21 06:25:16,894 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 650 transitions. [2021-11-21 06:25:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:25:16,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:16,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:16,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 06:25:19,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 368 states and 655 transitions. [2021-11-21 06:25:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 655 transitions. [2021-11-21 06:25:19,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:25:19,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:19,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:19,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:20,018 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:25:22,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 372 states and 666 transitions. [2021-11-21 06:25:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 666 transitions. [2021-11-21 06:25:22,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:25:22,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:22,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:22,899 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-21 06:25:23,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:23,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 375 states and 671 transitions. [2021-11-21 06:25:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 671 transitions. [2021-11-21 06:25:23,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:25:23,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:23,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:23,592 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-21 06:25:24,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:24,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 378 states and 675 transitions. [2021-11-21 06:25:24,280 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 675 transitions. [2021-11-21 06:25:24,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:25:24,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:24,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:24,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:24,294 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 06:25:25,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:25,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 381 states and 678 transitions. [2021-11-21 06:25:25,162 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 678 transitions. [2021-11-21 06:25:25,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:25:25,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:25,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:25,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:25,179 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-21 06:25:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:26,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 382 states and 679 transitions. [2021-11-21 06:25:26,570 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 679 transitions. [2021-11-21 06:25:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:25:26,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:26,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:26,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:26,588 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:25:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:29,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 388 states and 688 transitions. [2021-11-21 06:25:29,209 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 688 transitions. [2021-11-21 06:25:29,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:25:29,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:29,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:29,231 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:25:30,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:30,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 390 states and 691 transitions. [2021-11-21 06:25:30,825 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 691 transitions. [2021-11-21 06:25:30,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:25:30,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:30,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:30,835 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-21 06:25:32,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:32,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 393 states and 695 transitions. [2021-11-21 06:25:32,723 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 695 transitions. [2021-11-21 06:25:32,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:25:32,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:32,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:32,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:32,749 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 20 proven. 12 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 06:25:34,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:34,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 399 states and 706 transitions. [2021-11-21 06:25:34,944 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 706 transitions. [2021-11-21 06:25:34,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:25:34,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:34,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:34,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:35,538 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:25:37,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:37,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 402 states and 718 transitions. [2021-11-21 06:25:37,692 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 718 transitions. [2021-11-21 06:25:37,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:25:37,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:37,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:37,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:37,702 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-21 06:25:38,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:38,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 404 states and 719 transitions. [2021-11-21 06:25:38,408 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 719 transitions. [2021-11-21 06:25:38,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:25:38,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:38,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:38,417 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-21 06:25:39,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:39,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 405 states and 719 transitions. [2021-11-21 06:25:39,156 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 719 transitions. [2021-11-21 06:25:39,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:25:39,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:39,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:39,164 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 06:25:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:40,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 411 states and 726 transitions. [2021-11-21 06:25:40,673 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 726 transitions. [2021-11-21 06:25:40,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:25:40,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:40,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:40,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:40,682 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-21 06:25:44,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:44,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 414 states and 731 transitions. [2021-11-21 06:25:44,093 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 731 transitions. [2021-11-21 06:25:44,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:25:44,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:44,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:44,105 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-21 06:25:45,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:45,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 417 states and 736 transitions. [2021-11-21 06:25:45,042 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 736 transitions. [2021-11-21 06:25:45,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:25:45,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:45,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:45,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:45,066 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:25:48,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:48,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 421 states and 747 transitions. [2021-11-21 06:25:48,307 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 747 transitions. [2021-11-21 06:25:48,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:25:48,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:48,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:48,322 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-21 06:25:49,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:49,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 424 states and 750 transitions. [2021-11-21 06:25:49,137 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 750 transitions. [2021-11-21 06:25:49,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:25:49,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:49,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:49,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:49,145 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-21 06:25:49,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:49,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 427 states and 754 transitions. [2021-11-21 06:25:49,911 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 754 transitions. [2021-11-21 06:25:49,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:25:49,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:49,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:49,926 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-21 06:25:51,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:51,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 428 states and 755 transitions. [2021-11-21 06:25:51,632 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 755 transitions. [2021-11-21 06:25:51,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:25:51,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:51,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:51,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:51,657 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:25:54,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:54,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 434 states and 764 transitions. [2021-11-21 06:25:54,762 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 764 transitions. [2021-11-21 06:25:54,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:25:54,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:54,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:54,786 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:25:56,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:56,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 436 states and 767 transitions. [2021-11-21 06:25:56,431 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 767 transitions. [2021-11-21 06:25:56,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:25:56,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:56,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:56,443 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 06:25:58,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:25:58,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 439 states and 771 transitions. [2021-11-21 06:25:58,652 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 771 transitions. [2021-11-21 06:25:58,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:25:58,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:25:58,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:25:58,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:25:58,668 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 23 proven. 13 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 06:26:01,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:01,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 445 states and 782 transitions. [2021-11-21 06:26:01,529 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 782 transitions. [2021-11-21 06:26:01,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:26:01,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:01,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:01,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:26:04,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:04,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 448 states and 794 transitions. [2021-11-21 06:26:04,306 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 794 transitions. [2021-11-21 06:26:04,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:26:04,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:04,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:04,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:04,317 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 06:26:05,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:05,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 450 states and 795 transitions. [2021-11-21 06:26:05,073 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 795 transitions. [2021-11-21 06:26:05,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:26:05,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:05,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:05,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:05,083 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-21 06:26:05,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:05,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 451 states and 795 transitions. [2021-11-21 06:26:05,903 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 795 transitions. [2021-11-21 06:26:05,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:26:05,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:05,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:05,916 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-21 06:26:08,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:08,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 457 states and 803 transitions. [2021-11-21 06:26:08,528 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 803 transitions. [2021-11-21 06:26:08,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:26:08,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:08,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:08,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 06:26:12,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:12,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 460 states and 808 transitions. [2021-11-21 06:26:12,436 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 808 transitions. [2021-11-21 06:26:12,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:26:12,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:12,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:12,448 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 06:26:13,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:13,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 462 states and 809 transitions. [2021-11-21 06:26:13,061 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 809 transitions. [2021-11-21 06:26:13,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:26:13,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:13,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:13,071 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-21 06:26:14,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:14,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 465 states and 814 transitions. [2021-11-21 06:26:14,715 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 814 transitions. [2021-11-21 06:26:14,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:26:14,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:14,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:14,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:14,735 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:26:18,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:18,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 469 states and 825 transitions. [2021-11-21 06:26:18,424 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 825 transitions. [2021-11-21 06:26:18,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:26:18,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:18,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:18,436 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-21 06:26:19,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:19,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 472 states and 828 transitions. [2021-11-21 06:26:19,337 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 828 transitions. [2021-11-21 06:26:19,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:26:19,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:19,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:19,345 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-21 06:26:20,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:20,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 475 states and 832 transitions. [2021-11-21 06:26:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 832 transitions. [2021-11-21 06:26:20,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:26:20,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:20,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:20,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:20,726 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 06:26:22,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:22,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 476 states and 833 transitions. [2021-11-21 06:26:22,433 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 833 transitions. [2021-11-21 06:26:22,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:26:22,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:22,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:22,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:26:25,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:25,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 482 states and 842 transitions. [2021-11-21 06:26:25,985 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 842 transitions. [2021-11-21 06:26:25,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:26:25,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:25,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:25,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:26:27,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:27,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 484 states and 845 transitions. [2021-11-21 06:26:27,986 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 845 transitions. [2021-11-21 06:26:27,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:26:27,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:27,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:27,996 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-21 06:26:30,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:30,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 487 states and 849 transitions. [2021-11-21 06:26:30,499 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 849 transitions. [2021-11-21 06:26:30,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:26:30,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:30,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:30,509 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-21 06:26:31,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:31,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 490 states and 852 transitions. [2021-11-21 06:26:31,641 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 852 transitions. [2021-11-21 06:26:31,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:26:31,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:31,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:31,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:32,366 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:26:34,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:34,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 493 states and 864 transitions. [2021-11-21 06:26:34,921 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 864 transitions. [2021-11-21 06:26:34,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:26:34,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:34,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 26 proven. 14 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-21 06:26:37,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:37,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 499 states and 873 transitions. [2021-11-21 06:26:37,461 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 873 transitions. [2021-11-21 06:26:37,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:26:37,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:37,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:37,474 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-21 06:26:38,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:38,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 500 states and 873 transitions. [2021-11-21 06:26:38,428 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 873 transitions. [2021-11-21 06:26:38,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:26:38,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:38,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:38,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:38,452 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-21 06:26:39,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:39,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 503 states and 877 transitions. [2021-11-21 06:26:39,854 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 877 transitions. [2021-11-21 06:26:39,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:26:39,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:39,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:39,865 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-21 06:26:43,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:43,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 506 states and 882 transitions. [2021-11-21 06:26:43,851 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 882 transitions. [2021-11-21 06:26:43,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:26:43,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:43,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:43,858 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-21 06:26:45,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 512 states and 889 transitions. [2021-11-21 06:26:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 889 transitions. [2021-11-21 06:26:45,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:26:45,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:45,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:45,836 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-21 06:26:46,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:46,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 515 states and 893 transitions. [2021-11-21 06:26:46,744 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 893 transitions. [2021-11-21 06:26:46,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:26:46,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:46,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:46,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:26:51,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:51,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 519 states and 904 transitions. [2021-11-21 06:26:51,023 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 904 transitions. [2021-11-21 06:26:51,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:26:51,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:51,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:51,038 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-21 06:26:52,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:52,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 522 states and 907 transitions. [2021-11-21 06:26:52,078 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 907 transitions. [2021-11-21 06:26:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:26:52,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:52,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:52,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:52,090 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2021-11-21 06:26:53,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:53,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 525 states and 911 transitions. [2021-11-21 06:26:53,059 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 911 transitions. [2021-11-21 06:26:53,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:26:53,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:53,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:53,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:53,076 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 06:26:55,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:55,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 526 states and 912 transitions. [2021-11-21 06:26:55,305 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 912 transitions. [2021-11-21 06:26:55,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:26:55,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:55,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:55,329 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:26:58,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:26:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 921 states to 532 states and 921 transitions. [2021-11-21 06:26:58,978 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 921 transitions. [2021-11-21 06:26:58,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:26:58,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:26:58,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:26:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:26:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 115 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:27:00,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:00,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 534 states and 924 transitions. [2021-11-21 06:27:00,924 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 924 transitions. [2021-11-21 06:27:00,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:27:00,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:00,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:00,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:00,935 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2021-11-21 06:27:03,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:03,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 537 states and 928 transitions. [2021-11-21 06:27:03,689 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 928 transitions. [2021-11-21 06:27:03,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:27:03,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:03,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:03,699 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-21 06:27:04,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:04,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 539 states and 929 transitions. [2021-11-21 06:27:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 929 transitions. [2021-11-21 06:27:04,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:27:04,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:04,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:05,543 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 177 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:27:08,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:08,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 542 states and 941 transitions. [2021-11-21 06:27:08,307 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 941 transitions. [2021-11-21 06:27:08,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:27:08,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:08,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:08,325 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 29 proven. 15 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 06:27:11,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:11,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 548 states and 950 transitions. [2021-11-21 06:27:11,285 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 950 transitions. [2021-11-21 06:27:11,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:27:11,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:11,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:11,296 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:27:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:12,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 549 states and 950 transitions. [2021-11-21 06:27:12,288 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 950 transitions. [2021-11-21 06:27:12,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:27:12,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:12,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:12,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:12,303 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-21 06:27:14,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 555 states and 957 transitions. [2021-11-21 06:27:14,500 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 957 transitions. [2021-11-21 06:27:14,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:27:14,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:14,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:14,512 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-21 06:27:18,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:18,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 558 states and 962 transitions. [2021-11-21 06:27:18,969 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 962 transitions. [2021-11-21 06:27:18,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:27:18,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:18,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:18,978 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-21 06:27:20,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:20,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 561 states and 966 transitions. [2021-11-21 06:27:20,033 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 966 transitions. [2021-11-21 06:27:20,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:27:20,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:20,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:20,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:20,061 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:27:24,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:24,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 565 states and 977 transitions. [2021-11-21 06:27:24,695 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 977 transitions. [2021-11-21 06:27:24,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:27:24,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:24,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:24,713 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-21 06:27:25,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:25,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 568 states and 980 transitions. [2021-11-21 06:27:25,937 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 980 transitions. [2021-11-21 06:27:25,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:27:25,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:25,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:25,945 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2021-11-21 06:27:27,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:27,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 571 states and 984 transitions. [2021-11-21 06:27:27,041 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 984 transitions. [2021-11-21 06:27:27,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:27:27,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:27,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:27,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-21 06:27:29,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:29,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 572 states and 985 transitions. [2021-11-21 06:27:29,417 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 985 transitions. [2021-11-21 06:27:29,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:27:29,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:29,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:29,454 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:27:33,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:33,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 578 states and 994 transitions. [2021-11-21 06:27:33,821 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 994 transitions. [2021-11-21 06:27:33,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:27:33,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:33,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:33,866 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:27:36,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:36,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 580 states and 997 transitions. [2021-11-21 06:27:36,133 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 997 transitions. [2021-11-21 06:27:36,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:27:36,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:36,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2021-11-21 06:27:39,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:39,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 583 states and 1001 transitions. [2021-11-21 06:27:39,216 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1001 transitions. [2021-11-21 06:27:39,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:27:39,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:39,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:39,225 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-21 06:27:40,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:40,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 585 states and 1002 transitions. [2021-11-21 06:27:40,288 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1002 transitions. [2021-11-21 06:27:40,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:27:40,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:40,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:41,160 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:27:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:44,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 588 states and 1014 transitions. [2021-11-21 06:27:44,200 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1014 transitions. [2021-11-21 06:27:44,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:27:44,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:44,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 32 proven. 16 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-21 06:27:47,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:47,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 594 states and 1023 transitions. [2021-11-21 06:27:47,143 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1023 transitions. [2021-11-21 06:27:47,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:27:47,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:47,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-21 06:27:48,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:48,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 595 states and 1023 transitions. [2021-11-21 06:27:48,417 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1023 transitions. [2021-11-21 06:27:48,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:27:48,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:48,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:48,425 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-21 06:27:50,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:50,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 601 states and 1030 transitions. [2021-11-21 06:27:50,730 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1030 transitions. [2021-11-21 06:27:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:27:50,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:50,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:50,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:50,742 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-21 06:27:55,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:27:55,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 604 states and 1035 transitions. [2021-11-21 06:27:55,576 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1035 transitions. [2021-11-21 06:27:55,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:27:55,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:27:55,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:27:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:27:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:28:00,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:00,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 608 states and 1046 transitions. [2021-11-21 06:28:00,574 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1046 transitions. [2021-11-21 06:28:00,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:28:00,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:00,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:00,586 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-21 06:28:02,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:02,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 611 states and 1052 transitions. [2021-11-21 06:28:02,897 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1052 transitions. [2021-11-21 06:28:02,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:28:02,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:02,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:02,909 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-21 06:28:04,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:04,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 614 states and 1056 transitions. [2021-11-21 06:28:04,709 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1056 transitions. [2021-11-21 06:28:04,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:28:04,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:04,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:04,724 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-21 06:28:05,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:05,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 617 states and 1059 transitions. [2021-11-21 06:28:05,943 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1059 transitions. [2021-11-21 06:28:05,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:28:05,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:05,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:05,963 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-21 06:28:08,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:08,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 618 states and 1060 transitions. [2021-11-21 06:28:08,265 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1060 transitions. [2021-11-21 06:28:08,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:28:08,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:08,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:08,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:28:12,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:12,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 624 states and 1069 transitions. [2021-11-21 06:28:12,563 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 1069 transitions. [2021-11-21 06:28:12,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:28:12,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:12,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:12,591 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:28:15,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:15,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 626 states and 1072 transitions. [2021-11-21 06:28:15,488 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1072 transitions. [2021-11-21 06:28:15,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:28:15,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:15,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:15,500 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-11-21 06:28:18,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:18,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 629 states and 1076 transitions. [2021-11-21 06:28:18,632 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1076 transitions. [2021-11-21 06:28:18,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:28:18,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:18,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:18,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:18,644 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2021-11-21 06:28:19,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:19,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 631 states and 1077 transitions. [2021-11-21 06:28:19,666 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1077 transitions. [2021-11-21 06:28:19,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:28:19,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:19,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:20,779 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 248 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:28:24,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:24,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 634 states and 1089 transitions. [2021-11-21 06:28:24,149 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1089 transitions. [2021-11-21 06:28:24,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:28:24,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:24,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:24,162 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 35 proven. 17 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-21 06:28:27,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:27,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 640 states and 1098 transitions. [2021-11-21 06:28:27,330 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1098 transitions. [2021-11-21 06:28:27,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:28:27,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:27,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:27,344 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-21 06:28:28,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:28,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 641 states and 1098 transitions. [2021-11-21 06:28:28,528 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1098 transitions. [2021-11-21 06:28:28,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:28:28,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:28,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:28,540 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-21 06:28:31,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:31,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 647 states and 1105 transitions. [2021-11-21 06:28:31,018 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1105 transitions. [2021-11-21 06:28:31,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:28:31,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:31,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:31,032 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-21 06:28:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 650 states and 1110 transitions. [2021-11-21 06:28:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1110 transitions. [2021-11-21 06:28:36,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:28:36,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:36,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 226 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:28:41,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:41,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 654 states and 1121 transitions. [2021-11-21 06:28:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1121 transitions. [2021-11-21 06:28:41,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:28:41,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:41,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:41,824 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2021-11-21 06:28:43,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 657 states and 1126 transitions. [2021-11-21 06:28:43,054 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1126 transitions. [2021-11-21 06:28:43,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:28:43,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:43,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:43,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:43,071 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-21 06:28:44,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:44,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 660 states and 1130 transitions. [2021-11-21 06:28:44,273 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1130 transitions. [2021-11-21 06:28:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:28:44,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:44,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:44,289 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2021-11-21 06:28:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:45,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 663 states and 1133 transitions. [2021-11-21 06:28:45,622 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1133 transitions. [2021-11-21 06:28:45,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:28:45,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:45,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:45,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:45,648 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-21 06:28:48,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:48,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 664 states and 1134 transitions. [2021-11-21 06:28:48,265 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1134 transitions. [2021-11-21 06:28:48,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:28:48,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:48,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:48,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:48,294 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 197 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:28:53,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:53,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 670 states and 1143 transitions. [2021-11-21 06:28:53,154 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1143 transitions. [2021-11-21 06:28:53,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:28:53,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:53,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:53,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:53,192 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:28:55,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:55,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 672 states and 1146 transitions. [2021-11-21 06:28:55,979 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1146 transitions. [2021-11-21 06:28:55,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:28:55,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:55,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:55,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:55,991 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2021-11-21 06:28:59,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:28:59,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 675 states and 1150 transitions. [2021-11-21 06:28:59,478 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1150 transitions. [2021-11-21 06:28:59,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:28:59,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:28:59,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:28:59,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:28:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 38 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-21 06:29:03,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:03,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 681 states and 1161 transitions. [2021-11-21 06:29:03,395 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1161 transitions. [2021-11-21 06:29:03,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:29:03,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:03,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:04,613 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:29:08,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:08,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 684 states and 1173 transitions. [2021-11-21 06:29:08,215 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1173 transitions. [2021-11-21 06:29:08,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:29:08,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:08,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:08,224 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2021-11-21 06:29:09,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:09,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 686 states and 1174 transitions. [2021-11-21 06:29:09,555 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1174 transitions. [2021-11-21 06:29:09,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:29:09,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:09,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-11-21 06:29:10,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:10,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 687 states and 1174 transitions. [2021-11-21 06:29:10,850 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1174 transitions. [2021-11-21 06:29:10,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:29:10,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:10,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:10,859 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-21 06:29:13,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:13,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 693 states and 1181 transitions. [2021-11-21 06:29:13,553 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1181 transitions. [2021-11-21 06:29:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:29:13,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:13,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:13,563 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-21 06:29:19,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 696 states and 1186 transitions. [2021-11-21 06:29:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1186 transitions. [2021-11-21 06:29:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:29:19,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:19,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:19,373 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2021-11-21 06:29:20,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:20,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 699 states and 1191 transitions. [2021-11-21 06:29:20,629 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1191 transitions. [2021-11-21 06:29:20,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:29:20,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:20,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:20,656 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:29:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:26,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 703 states and 1202 transitions. [2021-11-21 06:29:26,331 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1202 transitions. [2021-11-21 06:29:26,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:29:26,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:26,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-21 06:29:27,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:27,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 706 states and 1205 transitions. [2021-11-21 06:29:27,958 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1205 transitions. [2021-11-21 06:29:27,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:29:27,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:27,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:27,967 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2021-11-21 06:29:29,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 709 states and 1209 transitions. [2021-11-21 06:29:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1209 transitions. [2021-11-21 06:29:29,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:29,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:29,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:29,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:29,289 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-11-21 06:29:32,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:32,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 710 states and 1210 transitions. [2021-11-21 06:29:32,076 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1210 transitions. [2021-11-21 06:29:32,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:32,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:32,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:32,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:29:37,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:37,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 716 states and 1219 transitions. [2021-11-21 06:29:37,057 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1219 transitions. [2021-11-21 06:29:37,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:37,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:37,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:37,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:37,084 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 241 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:29:39,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:39,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 718 states and 1222 transitions. [2021-11-21 06:29:39,895 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1222 transitions. [2021-11-21 06:29:39,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:29:39,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:39,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:39,907 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2021-11-21 06:29:43,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:43,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 721 states and 1226 transitions. [2021-11-21 06:29:43,641 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1226 transitions. [2021-11-21 06:29:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:29:43,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:43,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:43,658 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-11-21 06:29:48,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:48,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 727 states and 1237 transitions. [2021-11-21 06:29:48,160 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1237 transitions. [2021-11-21 06:29:48,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:29:48,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:48,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:48,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:49,325 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 331 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:29:53,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:53,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 730 states and 1249 transitions. [2021-11-21 06:29:53,252 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1249 transitions. [2021-11-21 06:29:53,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:29:53,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:53,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:53,268 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2021-11-21 06:29:54,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:54,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 732 states and 1250 transitions. [2021-11-21 06:29:54,721 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1250 transitions. [2021-11-21 06:29:54,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:29:54,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:54,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:54,731 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-11-21 06:29:56,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:29:56,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 733 states and 1250 transitions. [2021-11-21 06:29:56,073 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 1250 transitions. [2021-11-21 06:29:56,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:29:56,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:29:56,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:29:56,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:29:56,086 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2021-11-21 06:30:00,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:00,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 739 states and 1258 transitions. [2021-11-21 06:30:00,225 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1258 transitions. [2021-11-21 06:30:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:30:00,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:00,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:00,235 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2021-11-21 06:30:06,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:06,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 742 states and 1263 transitions. [2021-11-21 06:30:06,660 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1263 transitions. [2021-11-21 06:30:06,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:30:06,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:06,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:06,671 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2021-11-21 06:30:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:07,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 744 states and 1264 transitions. [2021-11-21 06:30:07,343 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1264 transitions. [2021-11-21 06:30:07,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:30:07,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:07,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:07,356 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2021-11-21 06:30:09,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 747 states and 1269 transitions. [2021-11-21 06:30:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1269 transitions. [2021-11-21 06:30:09,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:30:09,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:09,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:09,229 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 0 proven. 305 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:30:15,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:15,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 751 states and 1280 transitions. [2021-11-21 06:30:15,436 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 1280 transitions. [2021-11-21 06:30:15,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:30:15,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:15,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:15,450 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-21 06:30:17,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:17,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 754 states and 1283 transitions. [2021-11-21 06:30:17,163 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 1283 transitions. [2021-11-21 06:30:17,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:30:17,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:17,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:17,172 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2021-11-21 06:30:18,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:18,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 757 states and 1287 transitions. [2021-11-21 06:30:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1287 transitions. [2021-11-21 06:30:18,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:30:18,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:18,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:18,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:18,592 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 214 trivial. 0 not checked. [2021-11-21 06:30:21,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 758 states and 1288 transitions. [2021-11-21 06:30:21,815 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1288 transitions. [2021-11-21 06:30:21,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:30:21,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:21,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:21,844 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:30:27,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:27,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 764 states and 1297 transitions. [2021-11-21 06:30:27,125 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1297 transitions. [2021-11-21 06:30:27,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:30:27,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:27,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:27,160 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:30:30,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:30,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 766 states and 1300 transitions. [2021-11-21 06:30:30,135 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1300 transitions. [2021-11-21 06:30:30,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:30:30,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:30,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:30,144 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2021-11-21 06:30:34,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:34,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 769 states and 1304 transitions. [2021-11-21 06:30:34,465 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1304 transitions. [2021-11-21 06:30:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:30:34,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:34,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:34,479 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 44 proven. 20 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2021-11-21 06:30:39,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:39,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 775 states and 1315 transitions. [2021-11-21 06:30:39,030 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1315 transitions. [2021-11-21 06:30:39,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:30:39,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:39,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:39,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:40,243 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 0 proven. 377 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:30:44,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:44,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 778 states and 1327 transitions. [2021-11-21 06:30:44,383 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1327 transitions. [2021-11-21 06:30:44,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:30:44,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:44,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:44,401 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2021-11-21 06:30:45,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:45,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 780 states and 1328 transitions. [2021-11-21 06:30:45,953 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1328 transitions. [2021-11-21 06:30:45,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 06:30:45,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:45,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2021-11-21 06:30:47,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 781 states and 1328 transitions. [2021-11-21 06:30:47,427 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1328 transitions. [2021-11-21 06:30:47,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:30:47,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:47,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:47,436 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2021-11-21 06:30:51,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:51,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 787 states and 1336 transitions. [2021-11-21 06:30:51,982 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1336 transitions. [2021-11-21 06:30:51,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:30:51,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:51,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:51,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:51,993 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-21 06:30:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 790 states and 1341 transitions. [2021-11-21 06:30:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1341 transitions. [2021-11-21 06:30:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:30:58,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:58,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:58,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:58,775 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-21 06:30:59,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:30:59,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 792 states and 1342 transitions. [2021-11-21 06:30:59,475 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1342 transitions. [2021-11-21 06:30:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:30:59,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:30:59,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:30:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:30:59,484 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-21 06:31:02,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 795 states and 1347 transitions. [2021-11-21 06:31:02,566 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1347 transitions. [2021-11-21 06:31:02,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:31:02,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:02,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:02,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:02,608 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 349 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:31:09,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:09,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 799 states and 1358 transitions. [2021-11-21 06:31:09,435 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1358 transitions. [2021-11-21 06:31:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:31:09,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:09,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:09,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:09,454 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-11-21 06:31:11,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:11,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 802 states and 1361 transitions. [2021-11-21 06:31:11,381 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1361 transitions. [2021-11-21 06:31:11,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:31:11,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:11,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:11,391 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 06:31:13,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:13,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 805 states and 1365 transitions. [2021-11-21 06:31:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1365 transitions. [2021-11-21 06:31:13,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:31:13,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:13,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:13,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:13,629 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 251 trivial. 0 not checked. [2021-11-21 06:31:16,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:16,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 806 states and 1366 transitions. [2021-11-21 06:31:16,875 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1366 transitions. [2021-11-21 06:31:16,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:31:16,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:16,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:31:23,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:23,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 812 states and 1375 transitions. [2021-11-21 06:31:23,104 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1375 transitions. [2021-11-21 06:31:23,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:31:23,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:23,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:23,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:23,153 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 322 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:31:26,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 814 states and 1378 transitions. [2021-11-21 06:31:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1378 transitions. [2021-11-21 06:31:26,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:31:26,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:26,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:26,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2021-11-21 06:31:30,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:30,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 817 states and 1382 transitions. [2021-11-21 06:31:30,863 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1382 transitions. [2021-11-21 06:31:30,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:31:30,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:30,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:30,883 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 274 trivial. 0 not checked. [2021-11-21 06:31:32,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:32,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 820 states and 1385 transitions. [2021-11-21 06:31:32,994 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1385 transitions. [2021-11-21 06:31:32,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:31:32,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:32,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:34,300 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 426 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:31:39,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:39,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 823 states and 1397 transitions. [2021-11-21 06:31:39,004 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1397 transitions. [2021-11-21 06:31:39,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:31:39,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:39,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:39,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:39,019 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 47 proven. 21 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2021-11-21 06:31:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:42,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 829 states and 1406 transitions. [2021-11-21 06:31:42,943 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1406 transitions. [2021-11-21 06:31:42,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:31:42,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:42,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:42,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2021-11-21 06:31:44,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:44,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 830 states and 1406 transitions. [2021-11-21 06:31:44,679 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1406 transitions. [2021-11-21 06:31:44,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:31:44,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:44,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:44,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:44,688 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2021-11-21 06:31:46,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:46,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 833 states and 1410 transitions. [2021-11-21 06:31:46,659 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1410 transitions. [2021-11-21 06:31:46,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:31:46,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:46,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-21 06:31:53,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:53,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 836 states and 1415 transitions. [2021-11-21 06:31:53,959 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1415 transitions. [2021-11-21 06:31:53,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:31:53,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:53,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:53,969 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2021-11-21 06:31:57,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:57,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 842 states and 1422 transitions. [2021-11-21 06:31:57,246 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1422 transitions. [2021-11-21 06:31:57,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:31:57,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:57,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:57,256 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2021-11-21 06:31:58,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:31:58,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 845 states and 1426 transitions. [2021-11-21 06:31:58,835 INFO L276 IsEmpty]: Start isEmpty. Operand 845 states and 1426 transitions. [2021-11-21 06:31:58,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:31:58,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:31:58,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:31:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:31:58,878 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 396 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:32:06,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:06,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1437 states to 849 states and 1437 transitions. [2021-11-21 06:32:06,188 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1437 transitions. [2021-11-21 06:32:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:32:06,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:06,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:06,202 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-11-21 06:32:08,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:08,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 852 states and 1440 transitions. [2021-11-21 06:32:08,153 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1440 transitions. [2021-11-21 06:32:08,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:32:08,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:08,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:08,165 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 398 trivial. 0 not checked. [2021-11-21 06:32:09,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:09,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 855 states and 1444 transitions. [2021-11-21 06:32:09,852 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1444 transitions. [2021-11-21 06:32:09,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:32:09,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:09,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:09,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:09,866 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-11-21 06:32:13,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:13,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 856 states and 1445 transitions. [2021-11-21 06:32:13,352 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1445 transitions. [2021-11-21 06:32:13,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:32:13,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:13,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:13,385 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 0 proven. 355 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:32:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 862 states and 1454 transitions. [2021-11-21 06:32:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1454 transitions. [2021-11-21 06:32:19,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:32:19,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:19,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:19,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 367 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:32:23,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:23,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 864 states and 1457 transitions. [2021-11-21 06:32:23,117 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1457 transitions. [2021-11-21 06:32:23,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:32:23,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:23,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:23,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:23,125 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 352 trivial. 0 not checked. [2021-11-21 06:32:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:27,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 867 states and 1461 transitions. [2021-11-21 06:32:27,998 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1461 transitions. [2021-11-21 06:32:27,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:32:27,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:27,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:28,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:28,014 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2021-11-21 06:32:29,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:29,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 869 states and 1462 transitions. [2021-11-21 06:32:29,721 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1462 transitions. [2021-11-21 06:32:29,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:32:29,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:29,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 0 proven. 478 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:32:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 872 states and 1474 transitions. [2021-11-21 06:32:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1474 transitions. [2021-11-21 06:32:36,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:32:36,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:36,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:36,178 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 50 proven. 22 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-21 06:32:40,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:40,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 878 states and 1483 transitions. [2021-11-21 06:32:40,641 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1483 transitions. [2021-11-21 06:32:40,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:32:40,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:40,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:40,667 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2021-11-21 06:32:42,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:42,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 879 states and 1483 transitions. [2021-11-21 06:32:42,585 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1483 transitions. [2021-11-21 06:32:42,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:32:42,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:42,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:42,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:42,595 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2021-11-21 06:32:46,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:46,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 885 states and 1490 transitions. [2021-11-21 06:32:46,282 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1490 transitions. [2021-11-21 06:32:46,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:32:46,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:46,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:46,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:46,292 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-11-21 06:32:54,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:32:54,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 888 states and 1495 transitions. [2021-11-21 06:32:54,187 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 1495 transitions. [2021-11-21 06:32:54,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:32:54,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:32:54,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:32:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:32:54,218 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 0 proven. 446 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:33:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 892 states and 1506 transitions. [2021-11-21 06:33:02,724 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1506 transitions. [2021-11-21 06:33:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:33:02,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:02,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:02,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:02,752 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 427 trivial. 0 not checked. [2021-11-21 06:33:04,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:04,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 895 states and 1510 transitions. [2021-11-21 06:33:04,573 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1510 transitions. [2021-11-21 06:33:04,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:33:04,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:04,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:04,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:04,587 INFO L134 CoverageAnalysis]: Checked inductivity of 480 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 477 trivial. 0 not checked. [2021-11-21 06:33:06,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:06,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 898 states and 1513 transitions. [2021-11-21 06:33:06,751 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 1513 transitions. [2021-11-21 06:33:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:33:06,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:06,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:06,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:06,760 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2021-11-21 06:33:08,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:08,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1517 states to 901 states and 1517 transitions. [2021-11-21 06:33:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1517 transitions. [2021-11-21 06:33:08,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:33:08,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:08,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:08,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-11-21 06:33:12,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:12,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 902 states and 1518 transitions. [2021-11-21 06:33:12,550 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1518 transitions. [2021-11-21 06:33:12,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:33:12,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:12,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:12,586 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 402 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:33:20,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:20,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 908 states and 1527 transitions. [2021-11-21 06:33:20,106 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1527 transitions. [2021-11-21 06:33:20,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:33:20,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:20,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:20,147 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 415 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:33:24,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:24,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 910 states and 1530 transitions. [2021-11-21 06:33:24,228 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1530 transitions. [2021-11-21 06:33:24,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:33:24,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:24,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:24,238 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2021-11-21 06:33:29,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:29,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 913 states and 1534 transitions. [2021-11-21 06:33:29,307 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1534 transitions. [2021-11-21 06:33:29,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:33:29,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:29,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:29,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:29,321 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2021-11-21 06:33:30,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:30,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 915 states and 1535 transitions. [2021-11-21 06:33:30,845 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1535 transitions. [2021-11-21 06:33:30,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:33:30,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:30,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:30,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:32,459 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 0 proven. 533 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:33:37,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:37,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 918 states and 1547 transitions. [2021-11-21 06:33:37,833 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1547 transitions. [2021-11-21 06:33:37,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:33:37,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:37,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:37,858 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 53 proven. 23 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2021-11-21 06:33:42,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:42,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 924 states and 1556 transitions. [2021-11-21 06:33:42,497 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1556 transitions. [2021-11-21 06:33:42,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:33:42,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:42,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:42,507 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 376 trivial. 0 not checked. [2021-11-21 06:33:44,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:44,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 925 states and 1556 transitions. [2021-11-21 06:33:44,478 INFO L276 IsEmpty]: Start isEmpty. Operand 925 states and 1556 transitions. [2021-11-21 06:33:44,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:33:44,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:44,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:44,488 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 363 trivial. 0 not checked. [2021-11-21 06:33:48,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:48,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1563 states to 931 states and 1563 transitions. [2021-11-21 06:33:48,156 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1563 transitions. [2021-11-21 06:33:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:33:48,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:48,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:48,166 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2021-11-21 06:33:56,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:33:56,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 934 states and 1568 transitions. [2021-11-21 06:33:56,425 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1568 transitions. [2021-11-21 06:33:56,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:33:56,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:33:56,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:33:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:33:56,436 INFO L134 CoverageAnalysis]: Checked inductivity of 503 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 501 trivial. 0 not checked. [2021-11-21 06:34:00,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:00,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 937 states and 1574 transitions. [2021-11-21 06:34:00,096 INFO L276 IsEmpty]: Start isEmpty. Operand 937 states and 1574 transitions. [2021-11-21 06:34:00,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:34:00,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:00,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:00,128 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 0 proven. 499 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:34:08,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 941 states and 1585 transitions. [2021-11-21 06:34:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1585 transitions. [2021-11-21 06:34:08,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:34:08,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:08,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:08,170 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 479 trivial. 0 not checked. [2021-11-21 06:34:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:10,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1589 states to 944 states and 1589 transitions. [2021-11-21 06:34:10,954 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1589 transitions. [2021-11-21 06:34:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 06:34:10,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:10,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:10,969 INFO L134 CoverageAnalysis]: Checked inductivity of 535 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 532 trivial. 0 not checked. [2021-11-21 06:34:13,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:13,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 947 states and 1592 transitions. [2021-11-21 06:34:13,145 INFO L276 IsEmpty]: Start isEmpty. Operand 947 states and 1592 transitions. [2021-11-21 06:34:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:34:13,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:13,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:13,157 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2021-11-21 06:34:16,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:16,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 948 states and 1593 transitions. [2021-11-21 06:34:16,906 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1593 transitions. [2021-11-21 06:34:16,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:34:16,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:16,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:16,938 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 452 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:34:23,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 954 states and 1602 transitions. [2021-11-21 06:34:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1602 transitions. [2021-11-21 06:34:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:34:23,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:23,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:23,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:24,008 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 466 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:34:27,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:34:27,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 956 states and 1605 transitions. [2021-11-21 06:34:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1605 transitions. [2021-11-21 06:34:27,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:34:27,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:34:27,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:34:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:34:27,867 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 449 trivial. 0 not checked.