./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/Avery-FLOPS2006-Table1.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_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/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_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/Avery-FLOPS2006-Table1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/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_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/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 9b244382de79ee7e63c5a39dc4ba4645eb8228d285c75cf6df9353c232d1a135 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:35:26,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:35:26,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:35:26,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:35:26,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:35:26,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:35:26,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:35:26,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:35:26,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:35:26,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:35:26,066 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:35:26,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:35:26,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:35:26,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:35:26,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:35:26,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:35:26,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:35:26,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:35:26,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:35:26,078 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:35:26,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:35:26,082 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:35:26,083 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:35:26,084 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:35:26,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:35:26,088 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:35:26,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:35:26,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:35:26,090 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:35:26,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:35:26,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:35:26,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:35:26,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:35:26,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:35:26,096 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:35:26,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:35:26,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:35:26,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:35:26,099 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:35:26,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:35:26,101 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:35:26,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 06:35:26,144 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:35:26,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:35:26,145 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:35:26,145 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:35:26,153 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:35:26,153 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:35:26,154 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:35:26,154 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:35:26,154 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:35:26,154 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:35:26,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:35:26,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:35:26,156 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:35:26,156 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:35:26,156 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:35:26,156 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:35:26,156 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:35:26,157 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:35:26,157 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:35:26,157 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:35:26,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:35:26,158 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:35:26,158 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:35:26,158 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:35:26,159 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:35:26,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:35:26,159 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:35:26,159 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_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b244382de79ee7e63c5a39dc4ba4645eb8228d285c75cf6df9353c232d1a135 [2021-11-21 06:35:26,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:35:26,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:35:26,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:35:26,454 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:35:26,455 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:35:26,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-crafted-lit/Avery-FLOPS2006-Table1.c [2021-11-21 06:35:26,541 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/data/73fcc0ffd/6207c1fae6f342148f42362757f20e9b/FLAG5fe769805 [2021-11-21 06:35:26,971 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:35:26,972 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/sv-benchmarks/c/termination-crafted-lit/Avery-FLOPS2006-Table1.c [2021-11-21 06:35:26,979 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/data/73fcc0ffd/6207c1fae6f342148f42362757f20e9b/FLAG5fe769805 [2021-11-21 06:35:27,366 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/data/73fcc0ffd/6207c1fae6f342148f42362757f20e9b [2021-11-21 06:35:27,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:35:27,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:35:27,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:35:27,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:35:27,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:35:27,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@772eaa91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27, skipping insertion in model container [2021-11-21 06:35:27,381 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:35:27,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:35:27,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:35:27,554 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:35:27,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:35:27,582 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:35:27,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27 WrapperNode [2021-11-21 06:35:27,582 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:35:27,584 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:35:27,584 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:35:27,584 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:35:27,592 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,597 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,615 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2021-11-21 06:35:27,615 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:35:27,618 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:35:27,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:35:27,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:35:27,628 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,630 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,630 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,642 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,652 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:35:27,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:35:27,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:35:27,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:35:27,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,664 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:35:27,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:35:27,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:35:27,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0052ba9a-7df7-41aa-ac8c-f60f803e24c7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:35:27,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:35:27,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:35:27,800 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:35:27,801 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:35:27,906 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:35:27,928 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:35:27,929 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 06:35:27,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:27 BoogieIcfgContainer [2021-11-21 06:35:27,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:35:27,933 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:35:27,933 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:35:27,942 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:35:27,942 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:35:27" (1/1) ... [2021-11-21 06:35:27,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:35:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:28,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2021-11-21 06:35:28,004 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2021-11-21 06:35:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:35:28,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:28,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:28,229 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 06:35:28,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:28,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2021-11-21 06:35:28,315 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2021-11-21 06:35:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:35:28,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:28,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:28,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:28,353 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 06:35:28,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:28,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2021-11-21 06:35:28,431 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-11-21 06:35:28,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:35:28,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:28,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:28,452 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 06:35:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:28,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2021-11-21 06:35:28,478 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2021-11-21 06:35:28,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 06:35:28,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:28,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:28,527 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 06:35:28,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:28,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2021-11-21 06:35:28,828 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2021-11-21 06:35:28,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 06:35:28,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:28,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:28,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:28,864 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 06:35:29,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:29,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2021-11-21 06:35:29,295 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2021-11-21 06:35:29,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:35:29,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:29,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:29,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:29,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:29,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:29,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2021-11-21 06:35:29,636 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2021-11-21 06:35:29,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 06:35:29,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:29,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:29,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:29,661 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 06:35:29,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:29,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2021-11-21 06:35:29,675 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2021-11-21 06:35:29,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:35:29,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:29,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:29,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:29,714 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:30,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:30,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 41 states and 54 transitions. [2021-11-21 06:35:30,031 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2021-11-21 06:35:30,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:35:30,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:30,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:30,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:30,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:30,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:30,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 45 states and 62 transitions. [2021-11-21 06:35:30,313 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2021-11-21 06:35:30,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:35:30,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:30,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:30,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:30,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:30,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2021-11-21 06:35:30,560 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2021-11-21 06:35:30,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:35:30,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:30,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:30,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:30,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:30,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2021-11-21 06:35:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2021-11-21 06:35:30,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:35:30,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:30,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:30,909 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:35:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:31,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2021-11-21 06:35:31,115 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2021-11-21 06:35:31,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:35:31,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:31,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:31,167 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 06:35:31,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:31,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 61 states and 92 transitions. [2021-11-21 06:35:31,483 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2021-11-21 06:35:31,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:35:31,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:31,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:31,527 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 06:35:31,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:31,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 66 states and 101 transitions. [2021-11-21 06:35:31,907 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 101 transitions. [2021-11-21 06:35:31,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:35:31,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:31,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:31,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:31,950 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 06:35:32,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:32,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2021-11-21 06:35:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2021-11-21 06:35:32,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:35:32,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:32,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:32,305 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:35:32,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:32,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 70 states and 110 transitions. [2021-11-21 06:35:32,439 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 110 transitions. [2021-11-21 06:35:32,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:35:32,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:32,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:35:33,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:33,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 74 states and 122 transitions. [2021-11-21 06:35:33,082 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 122 transitions. [2021-11-21 06:35:33,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:35:33,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:33,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:33,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:33,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:35:33,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:33,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 75 states and 123 transitions. [2021-11-21 06:35:33,186 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 123 transitions. [2021-11-21 06:35:33,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:35:33,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:33,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:33,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:35:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 122 transitions. [2021-11-21 06:35:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 122 transitions. [2021-11-21 06:35:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:35:33,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:33,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:33,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:33,377 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:35:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:33,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 78 states and 126 transitions. [2021-11-21 06:35:33,515 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 126 transitions. [2021-11-21 06:35:33,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:35:33,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:33,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:33,540 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:33,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 83 states and 139 transitions. [2021-11-21 06:35:33,726 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 139 transitions. [2021-11-21 06:35:33,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:35:33,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:33,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:33,750 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:33,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 145 transitions. [2021-11-21 06:35:33,996 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 145 transitions. [2021-11-21 06:35:33,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:35:33,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:33,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:34,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:34,021 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:34,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 88 states and 147 transitions. [2021-11-21 06:35:34,156 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 147 transitions. [2021-11-21 06:35:34,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:35:34,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:34,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:34,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:34,177 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:35:34,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 88 states and 146 transitions. [2021-11-21 06:35:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 146 transitions. [2021-11-21 06:35:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:35:34,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:34,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:34,591 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 06:35:36,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:36,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 106 states and 187 transitions. [2021-11-21 06:35:36,425 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 187 transitions. [2021-11-21 06:35:36,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:35:36,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:36,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:36,463 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:35:36,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:36,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 108 states and 188 transitions. [2021-11-21 06:35:36,678 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 188 transitions. [2021-11-21 06:35:36,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:35:36,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:36,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:36,692 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 06:35:36,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:36,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 111 states and 192 transitions. [2021-11-21 06:35:36,901 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 192 transitions. [2021-11-21 06:35:36,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:35:36,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:36,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:36,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:36,941 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 06:35:37,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:37,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 116 states and 200 transitions. [2021-11-21 06:35:37,544 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 200 transitions. [2021-11-21 06:35:37,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:35:37,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:37,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:37,561 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 06:35:37,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:37,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 118 states and 202 transitions. [2021-11-21 06:35:37,924 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 202 transitions. [2021-11-21 06:35:37,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:35:37,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:37,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:37,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:37,939 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:35:38,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:38,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 119 states and 203 transitions. [2021-11-21 06:35:38,325 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 203 transitions. [2021-11-21 06:35:38,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:35:38,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:38,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:38,337 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:35:38,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:38,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 119 states and 202 transitions. [2021-11-21 06:35:38,549 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 202 transitions. [2021-11-21 06:35:38,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:35:38,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:38,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:39,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:39,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 124 states and 211 transitions. [2021-11-21 06:35:39,267 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 211 transitions. [2021-11-21 06:35:39,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:35:39,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:39,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:39,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:39,288 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:35:39,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:39,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 124 states and 210 transitions. [2021-11-21 06:35:39,517 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 210 transitions. [2021-11-21 06:35:39,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:35:39,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:39,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:39,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:39,533 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:35:39,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:39,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 126 states and 214 transitions. [2021-11-21 06:35:39,845 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 214 transitions. [2021-11-21 06:35:39,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:35:39,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:39,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:39,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:39,861 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:35:40,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:40,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 125 states and 211 transitions. [2021-11-21 06:35:40,020 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 211 transitions. [2021-11-21 06:35:40,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:35:40,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:40,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:40,099 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:40,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:40,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 130 states and 225 transitions. [2021-11-21 06:35:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 225 transitions. [2021-11-21 06:35:40,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:35:40,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:40,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:40,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:40,449 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:40,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:40,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 133 states and 230 transitions. [2021-11-21 06:35:40,771 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 230 transitions. [2021-11-21 06:35:40,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:35:40,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:40,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:40,795 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:40,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:40,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 135 states and 233 transitions. [2021-11-21 06:35:40,955 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 233 transitions. [2021-11-21 06:35:40,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:35:40,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:40,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:40,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:40,979 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:41,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:41,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 137 states and 236 transitions. [2021-11-21 06:35:41,407 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 236 transitions. [2021-11-21 06:35:41,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:35:41,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:41,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:41,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:35:41,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:41,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 235 transitions. [2021-11-21 06:35:41,793 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 235 transitions. [2021-11-21 06:35:41,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:35:41,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:41,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:41,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:41,812 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 06:35:42,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:42,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 138 states and 236 transitions. [2021-11-21 06:35:42,031 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 236 transitions. [2021-11-21 06:35:42,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:35:42,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:42,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:42,046 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:35:42,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:42,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 148 states and 250 transitions. [2021-11-21 06:35:42,974 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 250 transitions. [2021-11-21 06:35:42,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:35:42,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:42,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:42,998 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 06:35:43,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:43,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 151 states and 260 transitions. [2021-11-21 06:35:43,458 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 260 transitions. [2021-11-21 06:35:43,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:35:43,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:43,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:43,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:43,472 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 06:35:43,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:43,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 153 states and 261 transitions. [2021-11-21 06:35:43,662 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 261 transitions. [2021-11-21 06:35:43,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:35:43,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:43,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 06:35:43,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:43,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 156 states and 264 transitions. [2021-11-21 06:35:43,910 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 264 transitions. [2021-11-21 06:35:43,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:35:43,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:43,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-21 06:35:44,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:44,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 158 states and 266 transitions. [2021-11-21 06:35:44,159 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 266 transitions. [2021-11-21 06:35:44,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:35:44,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:44,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:44,173 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:35:44,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:44,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 158 states and 265 transitions. [2021-11-21 06:35:44,405 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 265 transitions. [2021-11-21 06:35:44,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:35:44,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:44,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:44,417 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:35:44,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:44,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 158 states and 264 transitions. [2021-11-21 06:35:44,703 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 264 transitions. [2021-11-21 06:35:44,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:35:44,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:44,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:44,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:44,826 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:45,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:45,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 163 states and 274 transitions. [2021-11-21 06:35:45,578 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 274 transitions. [2021-11-21 06:35:45,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:35:45,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:45,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:45,677 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:46,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:46,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 168 states and 288 transitions. [2021-11-21 06:35:46,102 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 288 transitions. [2021-11-21 06:35:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:35:46,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:46,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:46,130 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:46,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:46,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 171 states and 293 transitions. [2021-11-21 06:35:46,506 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 293 transitions. [2021-11-21 06:35:46,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:35:46,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:46,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:46,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:46,531 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 173 states and 296 transitions. [2021-11-21 06:35:46,777 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 296 transitions. [2021-11-21 06:35:46,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:35:46,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:46,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:46,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:46,804 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:47,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:47,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 175 states and 299 transitions. [2021-11-21 06:35:47,348 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 299 transitions. [2021-11-21 06:35:47,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:35:47,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:47,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:47,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:47,366 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-21 06:35:47,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:47,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 175 states and 298 transitions. [2021-11-21 06:35:47,804 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 298 transitions. [2021-11-21 06:35:47,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:35:47,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:47,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:47,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:47,821 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 06:35:48,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:48,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 180 states and 310 transitions. [2021-11-21 06:35:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 310 transitions. [2021-11-21 06:35:48,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:35:48,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:48,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:48,575 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 06:35:49,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:49,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 185 states and 316 transitions. [2021-11-21 06:35:49,349 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 316 transitions. [2021-11-21 06:35:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:35:49,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:49,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 06:35:49,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:49,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 187 states and 318 transitions. [2021-11-21 06:35:49,638 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 318 transitions. [2021-11-21 06:35:49,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:35:49,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:49,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:49,652 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 06:35:49,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:49,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 190 states and 321 transitions. [2021-11-21 06:35:49,944 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 321 transitions. [2021-11-21 06:35:49,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:35:49,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:49,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:49,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:49,960 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-21 06:35:50,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:50,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 191 states and 321 transitions. [2021-11-21 06:35:50,242 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 321 transitions. [2021-11-21 06:35:50,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:35:50,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:50,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:50,269 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 06:35:50,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:50,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 191 states and 320 transitions. [2021-11-21 06:35:50,523 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 320 transitions. [2021-11-21 06:35:50,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:35:50,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:50,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:50,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:50,543 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-21 06:35:50,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:50,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 191 states and 319 transitions. [2021-11-21 06:35:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 319 transitions. [2021-11-21 06:35:50,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:35:50,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:50,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:50,969 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:51,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:51,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 196 states and 329 transitions. [2021-11-21 06:35:51,905 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 329 transitions. [2021-11-21 06:35:51,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:35:51,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:51,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:52,028 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:52,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:52,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 201 states and 345 transitions. [2021-11-21 06:35:52,749 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 345 transitions. [2021-11-21 06:35:52,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:35:52,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:52,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:52,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:52,779 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:53,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:53,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 204 states and 349 transitions. [2021-11-21 06:35:53,045 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 349 transitions. [2021-11-21 06:35:53,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:35:53,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:53,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:53,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:53,082 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:53,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:53,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 206 states and 351 transitions. [2021-11-21 06:35:53,324 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 351 transitions. [2021-11-21 06:35:53,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:35:53,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:53,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:53,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:53,351 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 1 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:53,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 208 states and 354 transitions. [2021-11-21 06:35:53,929 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 354 transitions. [2021-11-21 06:35:53,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:35:53,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:53,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:53,946 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-21 06:35:54,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:54,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 208 states and 353 transitions. [2021-11-21 06:35:54,493 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 353 transitions. [2021-11-21 06:35:54,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:35:54,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:54,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:54,509 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 06:35:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:55,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 212 states and 364 transitions. [2021-11-21 06:35:55,368 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 364 transitions. [2021-11-21 06:35:55,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:35:55,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:55,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:55,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:55,383 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-21 06:35:56,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:56,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 217 states and 370 transitions. [2021-11-21 06:35:56,262 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 370 transitions. [2021-11-21 06:35:56,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:35:56,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:56,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:56,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:56,280 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 06:35:56,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:56,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 219 states and 372 transitions. [2021-11-21 06:35:56,594 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 372 transitions. [2021-11-21 06:35:56,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:35:56,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:56,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:56,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 06:35:56,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 222 states and 375 transitions. [2021-11-21 06:35:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 375 transitions. [2021-11-21 06:35:56,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:35:56,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:56,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:56,939 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-21 06:35:57,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:57,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 224 states and 376 transitions. [2021-11-21 06:35:57,197 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 376 transitions. [2021-11-21 06:35:57,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:35:57,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:57,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:57,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:57,214 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-21 06:35:57,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:57,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 224 states and 375 transitions. [2021-11-21 06:35:57,658 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 375 transitions. [2021-11-21 06:35:57,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:35:57,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:57,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:57,670 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 06:35:58,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:58,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 224 states and 374 transitions. [2021-11-21 06:35:58,003 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 374 transitions. [2021-11-21 06:35:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:35:58,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:58,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:58,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:58,148 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:35:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:35:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 229 states and 384 transitions. [2021-11-21 06:35:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 384 transitions. [2021-11-21 06:35:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:35:59,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:35:59,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:35:59,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:35:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 1 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:00,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:00,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 234 states and 400 transitions. [2021-11-21 06:36:00,011 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 400 transitions. [2021-11-21 06:36:00,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:36:00,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:00,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:00,044 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 1 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:00,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 237 states and 404 transitions. [2021-11-21 06:36:00,392 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 404 transitions. [2021-11-21 06:36:00,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:36:00,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:00,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:00,422 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 1 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:00,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:00,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 239 states and 406 transitions. [2021-11-21 06:36:00,763 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 406 transitions. [2021-11-21 06:36:00,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:36:00,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:00,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:00,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:00,797 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 1 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:01,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:01,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 241 states and 409 transitions. [2021-11-21 06:36:01,473 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 409 transitions. [2021-11-21 06:36:01,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:36:01,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:01,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:01,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:01,490 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-21 06:36:02,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:02,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 241 states and 408 transitions. [2021-11-21 06:36:02,041 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 408 transitions. [2021-11-21 06:36:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:36:02,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:02,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:02,063 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-21 06:36:02,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:02,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 246 states and 419 transitions. [2021-11-21 06:36:02,866 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 419 transitions. [2021-11-21 06:36:02,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:36:02,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:02,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:02,883 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-21 06:36:03,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:03,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 251 states and 425 transitions. [2021-11-21 06:36:03,814 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 425 transitions. [2021-11-21 06:36:03,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:36:03,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:03,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:03,832 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-21 06:36:04,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 254 states and 429 transitions. [2021-11-21 06:36:04,405 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 429 transitions. [2021-11-21 06:36:04,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:36:04,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:04,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:04,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:04,421 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-21 06:36:04,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:04,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 256 states and 431 transitions. [2021-11-21 06:36:04,801 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 431 transitions. [2021-11-21 06:36:04,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:36:04,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:04,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:04,816 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-21 06:36:05,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 257 states and 431 transitions. [2021-11-21 06:36:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 431 transitions. [2021-11-21 06:36:05,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:36:05,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:05,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:05,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:05,239 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-21 06:36:05,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:05,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 257 states and 430 transitions. [2021-11-21 06:36:05,607 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 430 transitions. [2021-11-21 06:36:05,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:36:05,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:05,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:05,628 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-21 06:36:06,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:06,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 257 states and 429 transitions. [2021-11-21 06:36:06,005 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 429 transitions. [2021-11-21 06:36:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:36:06,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:06,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:06,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:06,168 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:07,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:07,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 262 states and 439 transitions. [2021-11-21 06:36:07,201 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 439 transitions. [2021-11-21 06:36:07,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:36:07,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:07,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:07,353 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 1 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:08,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:08,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 267 states and 455 transitions. [2021-11-21 06:36:08,380 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 455 transitions. [2021-11-21 06:36:08,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:36:08,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:08,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:08,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:08,410 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 1 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:08,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:08,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 270 states and 459 transitions. [2021-11-21 06:36:08,750 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 459 transitions. [2021-11-21 06:36:08,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:36:08,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:08,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:08,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:08,783 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 1 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:09,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:09,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 272 states and 461 transitions. [2021-11-21 06:36:09,163 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 461 transitions. [2021-11-21 06:36:09,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:36:09,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:09,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:09,200 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 1 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:09,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 274 states and 464 transitions. [2021-11-21 06:36:09,855 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 464 transitions. [2021-11-21 06:36:09,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 06:36:09,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:09,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:09,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:09,867 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-21 06:36:10,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:10,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 274 states and 463 transitions. [2021-11-21 06:36:10,599 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 463 transitions. [2021-11-21 06:36:10,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:36:10,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:10,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:10,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:10,615 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-21 06:36:11,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:11,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 279 states and 476 transitions. [2021-11-21 06:36:11,694 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 476 transitions. [2021-11-21 06:36:11,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:36:11,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:11,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:11,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:11,710 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-21 06:36:12,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:12,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 284 states and 482 transitions. [2021-11-21 06:36:12,730 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 482 transitions. [2021-11-21 06:36:12,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:36:12,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:12,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:12,745 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-21 06:36:13,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:13,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 287 states and 485 transitions. [2021-11-21 06:36:13,111 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 485 transitions. [2021-11-21 06:36:13,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:36:13,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:13,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:13,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:13,124 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-21 06:36:13,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:13,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 289 states and 486 transitions. [2021-11-21 06:36:13,448 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 486 transitions. [2021-11-21 06:36:13,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:36:13,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:13,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:13,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-21 06:36:13,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:13,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 290 states and 486 transitions. [2021-11-21 06:36:13,932 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 486 transitions. [2021-11-21 06:36:13,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:36:13,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:13,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:13,944 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-21 06:36:14,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:14,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 290 states and 485 transitions. [2021-11-21 06:36:14,286 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 485 transitions. [2021-11-21 06:36:14,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:36:14,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:14,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:14,310 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-21 06:36:14,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:14,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 290 states and 484 transitions. [2021-11-21 06:36:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 484 transitions. [2021-11-21 06:36:14,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 06:36:14,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:14,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:14,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:14,771 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:15,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:15,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 295 states and 494 transitions. [2021-11-21 06:36:15,933 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 494 transitions. [2021-11-21 06:36:15,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:36:15,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:15,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:16,080 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 1 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:17,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:17,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 300 states and 510 transitions. [2021-11-21 06:36:17,093 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 510 transitions. [2021-11-21 06:36:17,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:36:17,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:17,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 1 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:17,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:17,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 303 states and 514 transitions. [2021-11-21 06:36:17,473 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 514 transitions. [2021-11-21 06:36:17,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:36:17,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:17,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:17,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:17,502 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 1 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:18,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:18,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 305 states and 517 transitions. [2021-11-21 06:36:18,269 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 517 transitions. [2021-11-21 06:36:18,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:36:18,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:18,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:18,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:18,300 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 1 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:18,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 307 states and 519 transitions. [2021-11-21 06:36:18,649 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 519 transitions. [2021-11-21 06:36:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:36:18,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:18,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:18,661 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2021-11-21 06:36:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:19,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 307 states and 518 transitions. [2021-11-21 06:36:19,331 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 518 transitions. [2021-11-21 06:36:19,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:36:19,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:19,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-21 06:36:20,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:20,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 311 states and 529 transitions. [2021-11-21 06:36:20,494 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 529 transitions. [2021-11-21 06:36:20,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:36:20,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:20,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:20,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:20,512 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2021-11-21 06:36:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:21,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 316 states and 535 transitions. [2021-11-21 06:36:21,579 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 535 transitions. [2021-11-21 06:36:21,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:36:21,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:21,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:21,594 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-21 06:36:21,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 319 states and 538 transitions. [2021-11-21 06:36:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 538 transitions. [2021-11-21 06:36:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:36:21,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:21,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:21,966 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-21 06:36:22,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:22,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 321 states and 540 transitions. [2021-11-21 06:36:22,326 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 540 transitions. [2021-11-21 06:36:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:36:22,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:22,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:22,341 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-21 06:36:22,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:22,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 323 states and 541 transitions. [2021-11-21 06:36:22,930 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 541 transitions. [2021-11-21 06:36:22,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:36:22,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:22,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:22,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:22,944 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-11-21 06:36:23,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:23,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 323 states and 540 transitions. [2021-11-21 06:36:23,321 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 540 transitions. [2021-11-21 06:36:23,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:36:23,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:23,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:23,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:23,332 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-21 06:36:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 323 states and 539 transitions. [2021-11-21 06:36:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 539 transitions. [2021-11-21 06:36:23,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:36:23,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:23,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:23,863 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:25,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:25,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 328 states and 549 transitions. [2021-11-21 06:36:25,205 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 549 transitions. [2021-11-21 06:36:25,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:36:25,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:25,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:25,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:25,392 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:26,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:26,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 333 states and 564 transitions. [2021-11-21 06:36:26,405 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 564 transitions. [2021-11-21 06:36:26,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:36:26,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:26,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:26,434 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:26,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:26,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 336 states and 568 transitions. [2021-11-21 06:36:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 568 transitions. [2021-11-21 06:36:26,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:36:26,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:26,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:26,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:27,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:27,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 338 states and 571 transitions. [2021-11-21 06:36:27,658 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 571 transitions. [2021-11-21 06:36:27,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:36:27,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:27,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:27,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:27,688 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:28,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:28,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 340 states and 574 transitions. [2021-11-21 06:36:28,049 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 574 transitions. [2021-11-21 06:36:28,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 06:36:28,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:28,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:28,062 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-21 06:36:28,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:28,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 340 states and 573 transitions. [2021-11-21 06:36:28,780 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 573 transitions. [2021-11-21 06:36:28,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:36:28,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:28,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:28,792 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-21 06:36:29,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:29,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 344 states and 584 transitions. [2021-11-21 06:36:29,954 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 584 transitions. [2021-11-21 06:36:29,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:36:29,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:29,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:29,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:29,976 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-21 06:36:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:31,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 349 states and 590 transitions. [2021-11-21 06:36:31,291 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 590 transitions. [2021-11-21 06:36:31,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:36:31,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:31,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:31,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:31,308 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-21 06:36:31,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:31,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 351 states and 591 transitions. [2021-11-21 06:36:31,771 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 591 transitions. [2021-11-21 06:36:31,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:36:31,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:31,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:31,783 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-21 06:36:32,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:32,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 353 states and 593 transitions. [2021-11-21 06:36:32,172 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 593 transitions. [2021-11-21 06:36:32,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:36:32,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:32,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:32,192 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-21 06:36:32,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:32,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 356 states and 596 transitions. [2021-11-21 06:36:32,590 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 596 transitions. [2021-11-21 06:36:32,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:36:32,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:32,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2021-11-21 06:36:32,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:32,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 356 states and 595 transitions. [2021-11-21 06:36:32,988 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 595 transitions. [2021-11-21 06:36:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:36:32,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:32,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:32,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:32,999 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-11-21 06:36:33,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:33,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 356 states and 594 transitions. [2021-11-21 06:36:33,385 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 594 transitions. [2021-11-21 06:36:33,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 06:36:33,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:33,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:33,539 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:34,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:34,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 361 states and 604 transitions. [2021-11-21 06:36:34,993 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 604 transitions. [2021-11-21 06:36:34,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:36:34,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:34,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:34,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 1 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:36,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:36,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 366 states and 620 transitions. [2021-11-21 06:36:36,349 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 620 transitions. [2021-11-21 06:36:36,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:36:36,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:36,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:36,388 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 1 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:36,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:36,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 368 states and 622 transitions. [2021-11-21 06:36:36,874 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 622 transitions. [2021-11-21 06:36:36,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:36:36,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:36,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:36,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:36,909 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 1 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:37,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:37,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 370 states and 625 transitions. [2021-11-21 06:36:37,721 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 625 transitions. [2021-11-21 06:36:37,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 06:36:37,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:37,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:37,748 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 1 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:38,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 373 states and 629 transitions. [2021-11-21 06:36:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 629 transitions. [2021-11-21 06:36:38,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:36:38,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:38,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:38,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:38,313 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-21 06:36:39,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:39,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 373 states and 628 transitions. [2021-11-21 06:36:39,145 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 628 transitions. [2021-11-21 06:36:39,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:36:39,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:39,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:39,163 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2021-11-21 06:36:40,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 378 states and 639 transitions. [2021-11-21 06:36:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 639 transitions. [2021-11-21 06:36:40,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:36:40,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:40,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-21 06:36:41,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:41,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 383 states and 645 transitions. [2021-11-21 06:36:41,290 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 645 transitions. [2021-11-21 06:36:41,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:36:41,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:41,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:41,299 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2021-11-21 06:36:42,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:42,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 386 states and 650 transitions. [2021-11-21 06:36:42,135 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 650 transitions. [2021-11-21 06:36:42,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:36:42,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:42,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:42,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:42,146 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2021-11-21 06:36:42,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:42,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 388 states and 651 transitions. [2021-11-21 06:36:42,731 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 651 transitions. [2021-11-21 06:36:42,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:36:42,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:42,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:42,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:42,744 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2021-11-21 06:36:43,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 389 states and 651 transitions. [2021-11-21 06:36:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 651 transitions. [2021-11-21 06:36:43,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:36:43,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:43,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:43,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-11-21 06:36:43,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:43,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 389 states and 650 transitions. [2021-11-21 06:36:43,662 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 650 transitions. [2021-11-21 06:36:43,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:36:43,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:43,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:43,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:43,670 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2021-11-21 06:36:44,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:44,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 389 states and 649 transitions. [2021-11-21 06:36:44,090 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 649 transitions. [2021-11-21 06:36:44,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:36:44,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:44,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:44,276 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:45,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:45,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 394 states and 659 transitions. [2021-11-21 06:36:45,697 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 659 transitions. [2021-11-21 06:36:45,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:36:45,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:45,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:45,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:45,881 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 1 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:47,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:47,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 399 states and 675 transitions. [2021-11-21 06:36:47,697 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 675 transitions. [2021-11-21 06:36:47,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:36:47,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:47,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:47,729 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 1 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:48,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:48,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 401 states and 677 transitions. [2021-11-21 06:36:48,162 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 677 transitions. [2021-11-21 06:36:48,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:36:48,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:48,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:48,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 1 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:48,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:48,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 404 states and 681 transitions. [2021-11-21 06:36:48,639 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 681 transitions. [2021-11-21 06:36:48,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:36:48,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:48,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 1 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:49,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:49,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 406 states and 684 transitions. [2021-11-21 06:36:49,139 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 684 transitions. [2021-11-21 06:36:49,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:36:49,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:49,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:49,152 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2021-11-21 06:36:49,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:49,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 406 states and 683 transitions. [2021-11-21 06:36:49,991 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 683 transitions. [2021-11-21 06:36:49,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:36:49,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:49,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:50,010 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-21 06:36:51,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:51,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 411 states and 696 transitions. [2021-11-21 06:36:51,381 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 696 transitions. [2021-11-21 06:36:51,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:36:51,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:51,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:51,396 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2021-11-21 06:36:52,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:52,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 416 states and 702 transitions. [2021-11-21 06:36:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 702 transitions. [2021-11-21 06:36:52,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:36:52,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:52,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:52,988 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-21 06:36:53,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:53,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 418 states and 703 transitions. [2021-11-21 06:36:53,457 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 703 transitions. [2021-11-21 06:36:53,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:36:53,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:53,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:53,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:53,472 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-21 06:36:53,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:53,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 419 states and 703 transitions. [2021-11-21 06:36:53,964 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 703 transitions. [2021-11-21 06:36:53,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 06:36:53,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:53,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2021-11-21 06:36:54,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:54,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 422 states and 706 transitions. [2021-11-21 06:36:54,486 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 706 transitions. [2021-11-21 06:36:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:36:54,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:54,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:54,500 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2021-11-21 06:36:54,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:54,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 422 states and 705 transitions. [2021-11-21 06:36:54,982 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 705 transitions. [2021-11-21 06:36:54,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:36:54,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:54,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:55,000 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2021-11-21 06:36:55,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:55,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 422 states and 704 transitions. [2021-11-21 06:36:55,454 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 704 transitions. [2021-11-21 06:36:55,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 06:36:55,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:55,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:55,638 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:57,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:57,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 427 states and 714 transitions. [2021-11-21 06:36:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 714 transitions. [2021-11-21 06:36:57,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:36:57,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:57,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:57,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:57,669 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 1 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:59,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:59,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 432 states and 730 transitions. [2021-11-21 06:36:59,753 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 730 transitions. [2021-11-21 06:36:59,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:36:59,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:59,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:59,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:59,786 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 1 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:00,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:00,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 434 states and 732 transitions. [2021-11-21 06:37:00,430 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 732 transitions. [2021-11-21 06:37:00,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:37:00,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:00,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:00,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:00,462 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 1 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:00,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:00,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 437 states and 736 transitions. [2021-11-21 06:37:00,935 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 736 transitions. [2021-11-21 06:37:00,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:37:00,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:00,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:00,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:00,972 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 1 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:01,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:01,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 439 states and 739 transitions. [2021-11-21 06:37:01,444 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 739 transitions. [2021-11-21 06:37:01,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:37:01,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:01,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:01,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2021-11-21 06:37:02,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:02,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 439 states and 738 transitions. [2021-11-21 06:37:02,411 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 738 transitions. [2021-11-21 06:37:02,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:37:02,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:02,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:02,429 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-11-21 06:37:03,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:03,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 444 states and 750 transitions. [2021-11-21 06:37:03,979 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 750 transitions. [2021-11-21 06:37:03,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:37:03,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:03,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:03,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:03,994 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2021-11-21 06:37:05,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:05,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 449 states and 756 transitions. [2021-11-21 06:37:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 756 transitions. [2021-11-21 06:37:05,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:37:05,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:05,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:05,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-11-21 06:37:06,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:06,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 452 states and 759 transitions. [2021-11-21 06:37:06,191 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 759 transitions. [2021-11-21 06:37:06,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:37:06,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:06,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:06,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:06,216 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-11-21 06:37:06,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:06,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 453 states and 759 transitions. [2021-11-21 06:37:06,756 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 759 transitions. [2021-11-21 06:37:06,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 06:37:06,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:06,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:06,769 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-11-21 06:37:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 455 states and 761 transitions. [2021-11-21 06:37:07,353 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 761 transitions. [2021-11-21 06:37:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:37:07,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:07,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:07,366 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2021-11-21 06:37:07,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:07,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 455 states and 760 transitions. [2021-11-21 06:37:07,851 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 760 transitions. [2021-11-21 06:37:07,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:37:07,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:07,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:07,862 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2021-11-21 06:37:08,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:08,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 455 states and 759 transitions. [2021-11-21 06:37:08,355 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 759 transitions. [2021-11-21 06:37:08,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:37:08,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:08,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:08,555 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:10,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:10,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 460 states and 769 transitions. [2021-11-21 06:37:10,385 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 769 transitions. [2021-11-21 06:37:10,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 06:37:10,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:10,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:10,654 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 1 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:12,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:12,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 465 states and 785 transitions. [2021-11-21 06:37:12,339 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 785 transitions. [2021-11-21 06:37:12,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 06:37:12,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:12,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:12,382 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 1 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:12,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:12,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 468 states and 789 transitions. [2021-11-21 06:37:12,919 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 789 transitions. [2021-11-21 06:37:12,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 06:37:12,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:12,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:12,962 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 1 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:14,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:14,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 470 states and 792 transitions. [2021-11-21 06:37:14,040 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 792 transitions. [2021-11-21 06:37:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 06:37:14,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:14,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:14,084 INFO L134 CoverageAnalysis]: Checked inductivity of 391 backedges. 1 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:14,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:14,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 472 states and 794 transitions. [2021-11-21 06:37:14,628 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 794 transitions. [2021-11-21 06:37:14,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 06:37:14,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:14,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2021-11-21 06:37:15,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:15,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 472 states and 793 transitions. [2021-11-21 06:37:15,638 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 793 transitions. [2021-11-21 06:37:15,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:37:15,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:15,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:15,648 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-11-21 06:37:17,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:17,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 476 states and 804 transitions. [2021-11-21 06:37:17,436 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 804 transitions. [2021-11-21 06:37:17,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:37:17,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:17,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:17,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:17,446 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2021-11-21 06:37:19,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:19,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 481 states and 810 transitions. [2021-11-21 06:37:19,192 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 810 transitions. [2021-11-21 06:37:19,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:37:19,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:19,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:19,206 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-11-21 06:37:19,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:19,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 483 states and 812 transitions. [2021-11-21 06:37:19,744 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 812 transitions. [2021-11-21 06:37:19,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:37:19,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:19,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:19,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:19,758 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-11-21 06:37:20,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:20,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 485 states and 813 transitions. [2021-11-21 06:37:20,325 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 813 transitions. [2021-11-21 06:37:20,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 06:37:20,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:20,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:20,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:20,348 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-11-21 06:37:20,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:20,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 488 states and 816 transitions. [2021-11-21 06:37:20,898 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 816 transitions. [2021-11-21 06:37:20,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:37:20,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:20,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:20,907 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2021-11-21 06:37:21,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 488 states and 815 transitions. [2021-11-21 06:37:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 815 transitions. [2021-11-21 06:37:21,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:37:21,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:21,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:21,432 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-11-21 06:37:22,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:22,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 488 states and 814 transitions. [2021-11-21 06:37:22,171 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 814 transitions. [2021-11-21 06:37:22,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:37:22,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:22,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:22,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:22,451 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:24,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:24,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 493 states and 824 transitions. [2021-11-21 06:37:24,218 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 824 transitions. [2021-11-21 06:37:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:37:24,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:24,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:24,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 1 proven. 455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:26,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:26,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 498 states and 839 transitions. [2021-11-21 06:37:26,194 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 839 transitions. [2021-11-21 06:37:26,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:37:26,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:26,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:26,237 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 1 proven. 455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:27,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 500 states and 842 transitions. [2021-11-21 06:37:27,395 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 842 transitions. [2021-11-21 06:37:27,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:37:27,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:27,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:27,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:27,439 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 1 proven. 455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:28,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:28,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 503 states and 846 transitions. [2021-11-21 06:37:28,049 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 846 transitions. [2021-11-21 06:37:28,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 06:37:28,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:28,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 1 proven. 455 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:28,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:28,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 505 states and 849 transitions. [2021-11-21 06:37:28,754 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 849 transitions. [2021-11-21 06:37:28,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:37:28,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:28,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:28,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:28,919 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-11-21 06:37:29,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:29,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 505 states and 848 transitions. [2021-11-21 06:37:29,983 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 848 transitions. [2021-11-21 06:37:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:37:29,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:29,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2021-11-21 06:37:31,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:31,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 509 states and 859 transitions. [2021-11-21 06:37:31,712 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 859 transitions. [2021-11-21 06:37:31,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:37:31,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:31,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:31,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:31,723 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2021-11-21 06:37:33,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:33,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 514 states and 865 transitions. [2021-11-21 06:37:33,562 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 865 transitions. [2021-11-21 06:37:33,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:37:33,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:33,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:33,572 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2021-11-21 06:37:34,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:34,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 517 states and 868 transitions. [2021-11-21 06:37:34,157 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 868 transitions. [2021-11-21 06:37:34,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:37:34,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:34,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:34,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:34,172 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2021-11-21 06:37:34,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:34,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 519 states and 870 transitions. [2021-11-21 06:37:34,760 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 870 transitions. [2021-11-21 06:37:34,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 06:37:34,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:34,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:34,770 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2021-11-21 06:37:35,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:35,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 521 states and 871 transitions. [2021-11-21 06:37:35,540 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 871 transitions. [2021-11-21 06:37:35,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:37:35,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:35,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:35,553 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2021-11-21 06:37:36,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:36,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 521 states and 870 transitions. [2021-11-21 06:37:36,105 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 870 transitions. [2021-11-21 06:37:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:37:36,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:36,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2021-11-21 06:37:36,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:36,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 521 states and 869 transitions. [2021-11-21 06:37:36,726 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 869 transitions. [2021-11-21 06:37:36,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:37:36,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:36,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:36,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:39,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 526 states and 879 transitions. [2021-11-21 06:37:39,093 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 879 transitions. [2021-11-21 06:37:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:37:39,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:39,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:39,357 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 1 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:41,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:41,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 531 states and 894 transitions. [2021-11-21 06:37:41,264 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 894 transitions. [2021-11-21 06:37:41,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:37:41,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:41,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:41,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:41,306 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 1 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:42,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:42,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 533 states and 897 transitions. [2021-11-21 06:37:42,515 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 897 transitions. [2021-11-21 06:37:42,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:37:42,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:42,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 1 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:43,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:43,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 536 states and 901 transitions. [2021-11-21 06:37:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 901 transitions. [2021-11-21 06:37:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:37:43,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:43,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:43,265 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 1 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:43,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:43,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 538 states and 904 transitions. [2021-11-21 06:37:43,894 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 904 transitions. [2021-11-21 06:37:43,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:37:43,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:43,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:43,906 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2021-11-21 06:37:45,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:45,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 538 states and 903 transitions. [2021-11-21 06:37:45,249 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 903 transitions. [2021-11-21 06:37:45,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:37:45,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:45,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:45,260 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2021-11-21 06:37:46,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:46,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 543 states and 914 transitions. [2021-11-21 06:37:46,500 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 914 transitions. [2021-11-21 06:37:46,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:37:46,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:46,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:46,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:46,516 INFO L134 CoverageAnalysis]: Checked inductivity of 478 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 476 trivial. 0 not checked. [2021-11-21 06:37:48,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:48,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 548 states and 920 transitions. [2021-11-21 06:37:48,520 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 920 transitions. [2021-11-21 06:37:48,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:37:48,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:48,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:48,531 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2021-11-21 06:37:49,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:49,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 551 states and 924 transitions. [2021-11-21 06:37:49,768 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 924 transitions. [2021-11-21 06:37:49,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:37:49,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:49,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:49,779 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2021-11-21 06:37:50,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:50,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 552 states and 924 transitions. [2021-11-21 06:37:50,446 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 924 transitions. [2021-11-21 06:37:50,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:37:50,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:50,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:50,461 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2021-11-21 06:37:51,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:51,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 554 states and 926 transitions. [2021-11-21 06:37:51,301 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 926 transitions. [2021-11-21 06:37:51,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:37:51,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:51,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:51,314 INFO L134 CoverageAnalysis]: Checked inductivity of 616 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2021-11-21 06:37:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:51,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 554 states and 925 transitions. [2021-11-21 06:37:51,924 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 925 transitions. [2021-11-21 06:37:51,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:37:51,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:51,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:51,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:51,941 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2021-11-21 06:37:52,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 554 states and 924 transitions. [2021-11-21 06:37:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 924 transitions. [2021-11-21 06:37:52,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:37:52,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:52,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:53,117 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:55,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:55,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 559 states and 934 transitions. [2021-11-21 06:37:55,109 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 934 transitions. [2021-11-21 06:37:55,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 06:37:55,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:55,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 1 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:57,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:57,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 564 states and 949 transitions. [2021-11-21 06:37:57,389 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 949 transitions. [2021-11-21 06:37:57,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 06:37:57,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:57,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:57,425 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 1 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:58,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:58,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 566 states and 952 transitions. [2021-11-21 06:37:58,055 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 952 transitions. [2021-11-21 06:37:58,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 06:37:58,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:58,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:58,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 1 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:37:58,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:58,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 569 states and 956 transitions. [2021-11-21 06:37:58,738 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 956 transitions. [2021-11-21 06:37:58,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 06:37:58,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:58,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:58,779 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 1 proven. 600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:00,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:00,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 571 states and 959 transitions. [2021-11-21 06:38:00,128 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 959 transitions. [2021-11-21 06:38:00,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:38:00,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:00,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:00,142 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2021-11-21 06:38:01,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:01,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 571 states and 958 transitions. [2021-11-21 06:38:01,462 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 958 transitions. [2021-11-21 06:38:01,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:38:01,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:01,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:01,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:01,479 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2021-11-21 06:38:02,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:02,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 576 states and 969 transitions. [2021-11-21 06:38:02,800 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 969 transitions. [2021-11-21 06:38:02,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:38:02,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:02,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:02,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:02,812 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 547 trivial. 0 not checked. [2021-11-21 06:38:04,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:04,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 975 states to 581 states and 975 transitions. [2021-11-21 06:38:04,970 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 975 transitions. [2021-11-21 06:38:04,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:38:04,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:04,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:04,987 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2021-11-21 06:38:06,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 584 states and 980 transitions. [2021-11-21 06:38:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 980 transitions. [2021-11-21 06:38:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:38:06,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:06,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:06,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:06,521 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2021-11-21 06:38:07,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:07,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 586 states and 981 transitions. [2021-11-21 06:38:07,233 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 981 transitions. [2021-11-21 06:38:07,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 06:38:07,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:07,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:07,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:07,247 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 617 trivial. 0 not checked. [2021-11-21 06:38:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:08,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 587 states and 981 transitions. [2021-11-21 06:38:08,019 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 981 transitions. [2021-11-21 06:38:08,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:38:08,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:08,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:08,038 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2021-11-21 06:38:08,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:08,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 587 states and 980 transitions. [2021-11-21 06:38:08,690 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 980 transitions. [2021-11-21 06:38:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:38:08,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:08,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:08,701 INFO L134 CoverageAnalysis]: Checked inductivity of 649 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2021-11-21 06:38:09,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 587 states and 979 transitions. [2021-11-21 06:38:09,391 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 979 transitions. [2021-11-21 06:38:09,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:38:09,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:09,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:09,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:09,662 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:11,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 592 states and 989 transitions. [2021-11-21 06:38:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 989 transitions. [2021-11-21 06:38:11,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:38:11,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:11,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:12,406 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 1 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:15,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:15,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 597 states and 1005 transitions. [2021-11-21 06:38:15,007 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1005 transitions. [2021-11-21 06:38:15,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:38:15,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:15,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:15,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:15,051 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 1 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:16,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:16,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 599 states and 1007 transitions. [2021-11-21 06:38:16,061 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 1007 transitions. [2021-11-21 06:38:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:38:16,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:16,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:16,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:16,103 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 1 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:16,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:16,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 601 states and 1010 transitions. [2021-11-21 06:38:16,825 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1010 transitions. [2021-11-21 06:38:16,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:38:16,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:16,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:16,883 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 1 proven. 680 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:17,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:17,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 604 states and 1014 transitions. [2021-11-21 06:38:17,652 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1014 transitions. [2021-11-21 06:38:17,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 06:38:17,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:17,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:17,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:17,664 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 714 trivial. 0 not checked. [2021-11-21 06:38:19,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:19,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 604 states and 1013 transitions. [2021-11-21 06:38:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1013 transitions. [2021-11-21 06:38:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:38:19,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:19,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:19,141 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2021-11-21 06:38:21,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:21,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 608 states and 1024 transitions. [2021-11-21 06:38:21,321 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1024 transitions. [2021-11-21 06:38:21,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:38:21,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:21,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:21,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:21,335 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2021-11-21 06:38:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:23,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 613 states and 1030 transitions. [2021-11-21 06:38:23,613 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1030 transitions. [2021-11-21 06:38:23,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:38:23,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:23,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:23,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:23,625 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2021-11-21 06:38:24,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:24,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 616 states and 1033 transitions. [2021-11-21 06:38:24,350 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1033 transitions. [2021-11-21 06:38:24,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:38:24,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:24,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:24,362 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2021-11-21 06:38:25,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:25,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 618 states and 1034 transitions. [2021-11-21 06:38:25,099 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1034 transitions. [2021-11-21 06:38:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 06:38:25,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:25,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:25,111 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 698 trivial. 0 not checked. [2021-11-21 06:38:26,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:26,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 620 states and 1036 transitions. [2021-11-21 06:38:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1036 transitions. [2021-11-21 06:38:26,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:38:26,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:26,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:26,049 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2021-11-21 06:38:26,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:26,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1035 states to 620 states and 1035 transitions. [2021-11-21 06:38:26,701 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1035 transitions. [2021-11-21 06:38:26,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:38:26,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:26,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:26,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:26,710 INFO L134 CoverageAnalysis]: Checked inductivity of 732 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-11-21 06:38:27,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 620 states and 1034 transitions. [2021-11-21 06:38:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 1034 transitions. [2021-11-21 06:38:27,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:38:27,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:27,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:30,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:30,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 625 states and 1044 transitions. [2021-11-21 06:38:30,207 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1044 transitions. [2021-11-21 06:38:30,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:38:30,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:30,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:30,523 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 1 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:33,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:33,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 630 states and 1060 transitions. [2021-11-21 06:38:33,549 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1060 transitions. [2021-11-21 06:38:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:38:33,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:33,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:33,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 1 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:34,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:34,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1064 states to 633 states and 1064 transitions. [2021-11-21 06:38:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1064 transitions. [2021-11-21 06:38:34,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:38:34,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:34,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:34,546 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 1 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:35,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:35,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 635 states and 1067 transitions. [2021-11-21 06:38:35,374 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1067 transitions. [2021-11-21 06:38:35,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:38:35,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:35,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:35,422 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 1 proven. 765 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:36,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:36,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 637 states and 1069 transitions. [2021-11-21 06:38:36,212 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1069 transitions. [2021-11-21 06:38:36,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 06:38:36,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:36,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:36,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:36,222 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2021-11-21 06:38:37,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:37,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 637 states and 1068 transitions. [2021-11-21 06:38:37,576 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1068 transitions. [2021-11-21 06:38:37,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:38:37,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:37,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:37,591 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-11-21 06:38:40,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:40,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 641 states and 1079 transitions. [2021-11-21 06:38:40,085 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1079 transitions. [2021-11-21 06:38:40,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:38:40,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:40,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:40,103 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 704 trivial. 0 not checked. [2021-11-21 06:38:42,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 646 states and 1085 transitions. [2021-11-21 06:38:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1085 transitions. [2021-11-21 06:38:42,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:38:42,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:42,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:42,459 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-11-21 06:38:43,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 648 states and 1087 transitions. [2021-11-21 06:38:43,252 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1087 transitions. [2021-11-21 06:38:43,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:38:43,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:43,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-11-21 06:38:44,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:44,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 651 states and 1090 transitions. [2021-11-21 06:38:44,408 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1090 transitions. [2021-11-21 06:38:44,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:38:44,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:44,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:44,435 INFO L134 CoverageAnalysis]: Checked inductivity of 802 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 784 trivial. 0 not checked. [2021-11-21 06:38:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:45,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 653 states and 1091 transitions. [2021-11-21 06:38:45,260 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1091 transitions. [2021-11-21 06:38:45,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:38:45,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:45,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:45,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:45,273 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 783 trivial. 0 not checked. [2021-11-21 06:38:45,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:45,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 653 states and 1090 transitions. [2021-11-21 06:38:45,995 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1090 transitions. [2021-11-21 06:38:45,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:38:45,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:45,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:46,007 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 732 trivial. 0 not checked. [2021-11-21 06:38:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 653 states and 1089 transitions. [2021-11-21 06:38:46,945 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1089 transitions. [2021-11-21 06:38:46,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:38:46,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:46,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:47,233 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:49,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:49,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 658 states and 1099 transitions. [2021-11-21 06:38:49,662 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1099 transitions. [2021-11-21 06:38:49,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-21 06:38:49,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:49,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:50,004 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 1 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:53,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:53,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 663 states and 1115 transitions. [2021-11-21 06:38:53,374 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1115 transitions. [2021-11-21 06:38:53,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-21 06:38:53,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:53,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:53,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:53,422 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 1 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:54,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:54,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 665 states and 1118 transitions. [2021-11-21 06:38:54,208 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1118 transitions. [2021-11-21 06:38:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-21 06:38:54,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:54,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:54,250 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 1 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:55,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:55,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 668 states and 1122 transitions. [2021-11-21 06:38:55,022 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1122 transitions. [2021-11-21 06:38:55,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-21 06:38:55,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:55,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:55,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:55,063 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 1 proven. 855 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:38:55,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:55,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 670 states and 1124 transitions. [2021-11-21 06:38:55,842 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1124 transitions. [2021-11-21 06:38:55,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 06:38:55,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:55,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:55,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:55,854 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 893 trivial. 0 not checked. [2021-11-21 06:38:57,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:38:57,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 670 states and 1123 transitions. [2021-11-21 06:38:57,435 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1123 transitions. [2021-11-21 06:38:57,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:38:57,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:38:57,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:38:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:38:57,451 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 875 trivial. 0 not checked. [2021-11-21 06:39:00,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:00,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 674 states and 1134 transitions. [2021-11-21 06:39:00,048 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1134 transitions. [2021-11-21 06:39:00,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:39:00,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:00,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:00,060 INFO L134 CoverageAnalysis]: Checked inductivity of 792 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 790 trivial. 0 not checked. [2021-11-21 06:39:02,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:02,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 679 states and 1140 transitions. [2021-11-21 06:39:02,515 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1140 transitions. [2021-11-21 06:39:02,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:39:02,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:02,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:02,532 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 875 trivial. 0 not checked. [2021-11-21 06:39:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 681 states and 1141 transitions. [2021-11-21 06:39:03,354 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1141 transitions. [2021-11-21 06:39:03,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:39:03,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:03,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:03,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 875 trivial. 0 not checked. [2021-11-21 06:39:04,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:04,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 684 states and 1144 transitions. [2021-11-21 06:39:04,367 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1144 transitions. [2021-11-21 06:39:04,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:39:04,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:04,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:04,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:04,380 INFO L134 CoverageAnalysis]: Checked inductivity of 894 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 875 trivial. 0 not checked. [2021-11-21 06:39:05,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:05,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 686 states and 1146 transitions. [2021-11-21 06:39:05,197 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1146 transitions. [2021-11-21 06:39:05,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 06:39:05,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:05,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:05,210 INFO L134 CoverageAnalysis]: Checked inductivity of 970 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2021-11-21 06:39:05,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:05,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 686 states and 1145 transitions. [2021-11-21 06:39:05,936 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1145 transitions. [2021-11-21 06:39:05,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 06:39:05,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:05,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:05,951 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2021-11-21 06:39:06,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:06,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 686 states and 1144 transitions. [2021-11-21 06:39:06,727 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1144 transitions. [2021-11-21 06:39:06,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 06:39:06,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:06,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:06,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:07,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:09,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:09,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 691 states and 1154 transitions. [2021-11-21 06:39:09,841 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1154 transitions. [2021-11-21 06:39:09,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-21 06:39:09,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:09,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:10,458 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 1 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:11,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:11,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 696 states and 1168 transitions. [2021-11-21 06:39:11,965 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1168 transitions. [2021-11-21 06:39:11,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-21 06:39:11,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:11,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:12,016 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 1 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:13,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 699 states and 1173 transitions. [2021-11-21 06:39:13,697 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1173 transitions. [2021-11-21 06:39:13,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-21 06:39:13,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:13,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 1 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:15,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:15,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 701 states and 1176 transitions. [2021-11-21 06:39:15,842 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1176 transitions. [2021-11-21 06:39:15,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-21 06:39:15,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:15,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:15,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:15,888 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 1 proven. 950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:16,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:16,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 703 states and 1179 transitions. [2021-11-21 06:39:16,926 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1179 transitions. [2021-11-21 06:39:16,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 06:39:16,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:16,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:16,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2021-11-21 06:39:18,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:18,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 703 states and 1178 transitions. [2021-11-21 06:39:18,475 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1178 transitions. [2021-11-21 06:39:18,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:39:18,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:18,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:18,488 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 971 trivial. 0 not checked. [2021-11-21 06:39:21,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:21,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 708 states and 1190 transitions. [2021-11-21 06:39:21,171 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1190 transitions. [2021-11-21 06:39:21,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:39:21,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:21,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:21,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:21,183 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 881 trivial. 0 not checked. [2021-11-21 06:39:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:23,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 713 states and 1196 transitions. [2021-11-21 06:39:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1196 transitions. [2021-11-21 06:39:23,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:39:23,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:23,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:23,782 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 971 trivial. 0 not checked. [2021-11-21 06:39:24,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:24,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 715 states and 1198 transitions. [2021-11-21 06:39:24,859 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1198 transitions. [2021-11-21 06:39:24,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:39:24,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:24,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:24,872 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 971 trivial. 0 not checked. [2021-11-21 06:39:25,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:25,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 718 states and 1201 transitions. [2021-11-21 06:39:25,735 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1201 transitions. [2021-11-21 06:39:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 06:39:25,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:25,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:25,747 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 971 trivial. 0 not checked. [2021-11-21 06:39:26,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:26,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 719 states and 1201 transitions. [2021-11-21 06:39:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1201 transitions. [2021-11-21 06:39:26,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-21 06:39:26,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:26,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:26,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2021-11-21 06:39:27,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:27,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 719 states and 1200 transitions. [2021-11-21 06:39:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1200 transitions. [2021-11-21 06:39:27,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-21 06:39:27,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:27,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:27,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1011 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 913 trivial. 0 not checked. [2021-11-21 06:39:28,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:28,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 719 states and 1199 transitions. [2021-11-21 06:39:28,579 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1199 transitions. [2021-11-21 06:39:28,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-21 06:39:28,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:28,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:28,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:28,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:31,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:31,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 724 states and 1209 transitions. [2021-11-21 06:39:31,805 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1209 transitions. [2021-11-21 06:39:31,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:39:31,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:31,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:31,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:32,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1051 backedges. 1 proven. 1050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:34,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:34,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 729 states and 1224 transitions. [2021-11-21 06:39:34,811 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1224 transitions. [2021-11-21 06:39:34,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:39:34,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:34,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:34,879 INFO L134 CoverageAnalysis]: Checked inductivity of 1051 backedges. 1 proven. 1050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:35,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:35,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 732 states and 1228 transitions. [2021-11-21 06:39:35,971 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1228 transitions. [2021-11-21 06:39:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:39:35,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:35,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:35,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:36,015 INFO L134 CoverageAnalysis]: Checked inductivity of 1051 backedges. 1 proven. 1050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:37,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:37,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 734 states and 1231 transitions. [2021-11-21 06:39:37,741 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1231 transitions. [2021-11-21 06:39:37,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 06:39:37,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:37,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:37,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:37,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1051 backedges. 1 proven. 1050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:38,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:38,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 736 states and 1234 transitions. [2021-11-21 06:39:38,868 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1234 transitions. [2021-11-21 06:39:38,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-21 06:39:38,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:38,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:38,880 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2021-11-21 06:39:40,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:40,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 736 states and 1233 transitions. [2021-11-21 06:39:40,450 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1233 transitions. [2021-11-21 06:39:40,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 06:39:40,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:40,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:40,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:40,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1072 trivial. 0 not checked. [2021-11-21 06:39:43,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:43,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 741 states and 1246 transitions. [2021-11-21 06:39:43,345 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1246 transitions. [2021-11-21 06:39:43,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 06:39:43,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:43,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 979 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 977 trivial. 0 not checked. [2021-11-21 06:39:46,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 746 states and 1252 transitions. [2021-11-21 06:39:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1252 transitions. [2021-11-21 06:39:46,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 06:39:46,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:46,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:46,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1072 trivial. 0 not checked. [2021-11-21 06:39:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:47,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 749 states and 1255 transitions. [2021-11-21 06:39:47,376 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1255 transitions. [2021-11-21 06:39:47,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 06:39:47,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:47,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:47,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1072 trivial. 0 not checked. [2021-11-21 06:39:48,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:48,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 750 states and 1255 transitions. [2021-11-21 06:39:48,448 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1255 transitions. [2021-11-21 06:39:48,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 06:39:48,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:48,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:48,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:48,464 INFO L134 CoverageAnalysis]: Checked inductivity of 1093 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1072 trivial. 0 not checked. [2021-11-21 06:39:49,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:49,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 752 states and 1256 transitions. [2021-11-21 06:39:49,658 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1256 transitions. [2021-11-21 06:39:49,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:39:49,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:49,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:49,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 1071 trivial. 0 not checked. [2021-11-21 06:39:50,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:50,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 752 states and 1255 transitions. [2021-11-21 06:39:50,488 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1255 transitions. [2021-11-21 06:39:50,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:39:50,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:50,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:50,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:50,503 INFO L134 CoverageAnalysis]: Checked inductivity of 1114 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 1011 trivial. 0 not checked. [2021-11-21 06:39:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:51,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 752 states and 1254 transitions. [2021-11-21 06:39:51,366 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1254 transitions. [2021-11-21 06:39:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 06:39:51,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:51,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:51,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:54,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:54,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 757 states and 1264 transitions. [2021-11-21 06:39:54,707 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1264 transitions. [2021-11-21 06:39:54,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-21 06:39:54,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:54,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:55,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 1 proven. 1155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:58,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:58,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1280 states to 762 states and 1280 transitions. [2021-11-21 06:39:58,997 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1280 transitions. [2021-11-21 06:39:58,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-21 06:39:58,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:58,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:59,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:59,050 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 1 proven. 1155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:39:59,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:59,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 765 states and 1284 transitions. [2021-11-21 06:39:59,947 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1284 transitions. [2021-11-21 06:39:59,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-21 06:39:59,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:59,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:39:59,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 1 proven. 1155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:01,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 767 states and 1287 transitions. [2021-11-21 06:40:01,147 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1287 transitions. [2021-11-21 06:40:01,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-21 06:40:01,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:01,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:01,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 1 proven. 1155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:02,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:02,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 769 states and 1289 transitions. [2021-11-21 06:40:02,124 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1289 transitions. [2021-11-21 06:40:02,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:40:02,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:02,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:02,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:02,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 1199 trivial. 0 not checked. [2021-11-21 06:40:03,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:03,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 769 states and 1288 transitions. [2021-11-21 06:40:03,774 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1288 transitions. [2021-11-21 06:40:03,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 06:40:03,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:03,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:03,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2021-11-21 06:40:07,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:07,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 774 states and 1301 transitions. [2021-11-21 06:40:07,060 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1301 transitions. [2021-11-21 06:40:07,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 06:40:07,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:07,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:07,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1078 trivial. 0 not checked. [2021-11-21 06:40:09,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:09,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 779 states and 1307 transitions. [2021-11-21 06:40:09,943 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1307 transitions. [2021-11-21 06:40:09,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 06:40:09,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:09,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:09,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2021-11-21 06:40:11,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:11,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 780 states and 1307 transitions. [2021-11-21 06:40:11,096 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1307 transitions. [2021-11-21 06:40:11,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 06:40:11,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:11,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:11,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:11,113 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2021-11-21 06:40:12,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 783 states and 1310 transitions. [2021-11-21 06:40:12,136 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1310 transitions. [2021-11-21 06:40:12,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 06:40:12,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:12,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:12,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:12,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 1178 trivial. 0 not checked. [2021-11-21 06:40:13,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:13,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 785 states and 1311 transitions. [2021-11-21 06:40:13,415 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1311 transitions. [2021-11-21 06:40:13,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:40:13,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:13,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:13,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 1177 trivial. 0 not checked. [2021-11-21 06:40:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:14,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 785 states and 1310 transitions. [2021-11-21 06:40:14,275 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1310 transitions. [2021-11-21 06:40:14,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:40:14,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:14,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:14,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1222 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 1114 trivial. 0 not checked. [2021-11-21 06:40:15,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:15,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 785 states and 1309 transitions. [2021-11-21 06:40:15,380 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1309 transitions. [2021-11-21 06:40:15,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:40:15,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:15,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:15,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:15,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:18,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:18,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 790 states and 1319 transitions. [2021-11-21 06:40:18,996 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1319 transitions. [2021-11-21 06:40:18,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-21 06:40:18,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:18,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:19,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 1 proven. 1265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:23,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:23,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 795 states and 1335 transitions. [2021-11-21 06:40:23,312 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1335 transitions. [2021-11-21 06:40:23,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-21 06:40:23,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:23,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:23,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 1 proven. 1265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:24,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 798 states and 1339 transitions. [2021-11-21 06:40:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1339 transitions. [2021-11-21 06:40:24,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-21 06:40:24,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:24,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:24,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 1 proven. 1265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:25,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:25,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 800 states and 1342 transitions. [2021-11-21 06:40:25,567 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1342 transitions. [2021-11-21 06:40:25,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-21 06:40:25,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:25,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:25,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1266 backedges. 1 proven. 1265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:26,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:26,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 802 states and 1344 transitions. [2021-11-21 06:40:26,586 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1344 transitions. [2021-11-21 06:40:26,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-21 06:40:26,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:26,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:26,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 1311 trivial. 0 not checked. [2021-11-21 06:40:28,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:28,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 802 states and 1343 transitions. [2021-11-21 06:40:28,538 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1343 transitions. [2021-11-21 06:40:28,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 06:40:28,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:28,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:28,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1289 trivial. 0 not checked. [2021-11-21 06:40:31,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:31,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 807 states and 1355 transitions. [2021-11-21 06:40:31,678 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1355 transitions. [2021-11-21 06:40:31,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 06:40:31,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:31,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:31,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1186 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1184 trivial. 0 not checked. [2021-11-21 06:40:34,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:34,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 812 states and 1361 transitions. [2021-11-21 06:40:34,727 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1361 transitions. [2021-11-21 06:40:34,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 06:40:34,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:34,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:34,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:34,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1289 trivial. 0 not checked. [2021-11-21 06:40:35,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:35,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 813 states and 1361 transitions. [2021-11-21 06:40:35,817 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1361 transitions. [2021-11-21 06:40:35,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 06:40:35,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:35,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:35,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:35,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1289 trivial. 0 not checked. [2021-11-21 06:40:37,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:37,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 816 states and 1364 transitions. [2021-11-21 06:40:37,118 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1364 transitions. [2021-11-21 06:40:37,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 06:40:37,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:37,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:37,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:37,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1312 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1289 trivial. 0 not checked. [2021-11-21 06:40:38,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:38,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 818 states and 1366 transitions. [2021-11-21 06:40:38,185 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1366 transitions. [2021-11-21 06:40:38,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 06:40:38,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:38,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:38,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 1288 trivial. 0 not checked. [2021-11-21 06:40:39,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:39,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 818 states and 1365 transitions. [2021-11-21 06:40:39,347 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1365 transitions. [2021-11-21 06:40:39,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 06:40:39,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:39,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:39,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:39,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1335 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 1222 trivial. 0 not checked. [2021-11-21 06:40:40,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 818 states and 1364 transitions. [2021-11-21 06:40:40,308 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1364 transitions. [2021-11-21 06:40:40,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 06:40:40,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:40,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:40,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:44,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:44,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 823 states and 1374 transitions. [2021-11-21 06:40:44,121 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1374 transitions. [2021-11-21 06:40:44,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-21 06:40:44,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:44,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:44,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:44,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 1 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:46,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:46,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 828 states and 1388 transitions. [2021-11-21 06:40:46,758 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1388 transitions. [2021-11-21 06:40:46,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-21 06:40:46,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:46,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:46,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 1 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:49,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 831 states and 1394 transitions. [2021-11-21 06:40:49,100 INFO L276 IsEmpty]: Start isEmpty. Operand 831 states and 1394 transitions. [2021-11-21 06:40:49,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-21 06:40:49,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:49,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:49,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 1 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:50,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:50,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 833 states and 1396 transitions. [2021-11-21 06:40:50,200 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1396 transitions. [2021-11-21 06:40:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-21 06:40:50,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:50,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:50,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:50,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 1 proven. 1380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:40:52,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:52,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1399 states to 835 states and 1399 transitions. [2021-11-21 06:40:52,574 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1399 transitions. [2021-11-21 06:40:52,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-21 06:40:52,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:52,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:52,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:52,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 1428 trivial. 0 not checked. [2021-11-21 06:40:54,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 835 states and 1398 transitions. [2021-11-21 06:40:54,675 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1398 transitions. [2021-11-21 06:40:54,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 06:40:54,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:54,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:54,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:54,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1405 trivial. 0 not checked. [2021-11-21 06:40:58,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:40:58,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 839 states and 1409 transitions. [2021-11-21 06:40:58,128 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1409 transitions. [2021-11-21 06:40:58,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 06:40:58,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:40:58,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:40:58,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:40:58,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1297 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1295 trivial. 0 not checked. [2021-11-21 06:41:01,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:01,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 844 states and 1415 transitions. [2021-11-21 06:41:01,294 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1415 transitions. [2021-11-21 06:41:01,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 06:41:01,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:01,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:01,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:01,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1405 trivial. 0 not checked. [2021-11-21 06:41:02,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:02,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 846 states and 1417 transitions. [2021-11-21 06:41:02,411 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1417 transitions. [2021-11-21 06:41:02,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 06:41:02,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:02,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:02,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1405 trivial. 0 not checked. [2021-11-21 06:41:03,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:03,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 848 states and 1418 transitions. [2021-11-21 06:41:03,773 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1418 transitions. [2021-11-21 06:41:03,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 06:41:03,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:03,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:03,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:03,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1429 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1405 trivial. 0 not checked. [2021-11-21 06:41:04,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:04,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 851 states and 1421 transitions. [2021-11-21 06:41:04,886 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1421 transitions. [2021-11-21 06:41:04,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 06:41:04,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:04,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:04,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1525 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-11-21 06:41:05,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 851 states and 1420 transitions. [2021-11-21 06:41:05,829 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1420 transitions. [2021-11-21 06:41:05,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 06:41:05,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:05,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:05,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:06,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1453 backedges. 118 proven. 0 refuted. 0 times theorem prover too weak. 1335 trivial. 0 not checked. [2021-11-21 06:41:07,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1419 states to 851 states and 1419 transitions. [2021-11-21 06:41:07,119 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1419 transitions. [2021-11-21 06:41:07,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 06:41:07,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:07,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:07,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:11,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:11,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 856 states and 1429 transitions. [2021-11-21 06:41:11,008 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1429 transitions. [2021-11-21 06:41:11,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-21 06:41:11,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:11,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:11,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1501 backedges. 1 proven. 1500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:13,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:13,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 861 states and 1443 transitions. [2021-11-21 06:41:13,676 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1443 transitions. [2021-11-21 06:41:13,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-21 06:41:13,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:13,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:13,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1501 backedges. 1 proven. 1500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 864 states and 1449 transitions. [2021-11-21 06:41:16,096 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1449 transitions. [2021-11-21 06:41:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-21 06:41:16,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:16,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:16,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1501 backedges. 1 proven. 1500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 866 states and 1451 transitions. [2021-11-21 06:41:17,225 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1451 transitions. [2021-11-21 06:41:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-21 06:41:17,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:17,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:17,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1501 backedges. 1 proven. 1500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:19,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:19,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 868 states and 1454 transitions. [2021-11-21 06:41:19,773 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1454 transitions. [2021-11-21 06:41:19,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-21 06:41:19,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:19,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:19,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:19,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2021-11-21 06:41:21,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:21,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 868 states and 1453 transitions. [2021-11-21 06:41:21,901 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1453 transitions. [2021-11-21 06:41:21,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 06:41:21,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:21,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:21,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:21,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1526 trivial. 0 not checked. [2021-11-21 06:41:25,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:25,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 872 states and 1464 transitions. [2021-11-21 06:41:25,445 INFO L276 IsEmpty]: Start isEmpty. Operand 872 states and 1464 transitions. [2021-11-21 06:41:25,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 06:41:25,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:25,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1413 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1411 trivial. 0 not checked. [2021-11-21 06:41:28,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:28,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1470 states to 877 states and 1470 transitions. [2021-11-21 06:41:28,748 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1470 transitions. [2021-11-21 06:41:28,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 06:41:28,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:28,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:28,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:28,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1526 trivial. 0 not checked. [2021-11-21 06:41:29,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:29,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 879 states and 1472 transitions. [2021-11-21 06:41:29,881 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1472 transitions. [2021-11-21 06:41:29,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 06:41:29,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:29,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:29,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1526 trivial. 0 not checked. [2021-11-21 06:41:31,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:31,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 881 states and 1473 transitions. [2021-11-21 06:41:31,282 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1473 transitions. [2021-11-21 06:41:31,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 06:41:31,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:31,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:31,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:31,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1551 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 1526 trivial. 0 not checked. [2021-11-21 06:41:32,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:32,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 884 states and 1476 transitions. [2021-11-21 06:41:32,404 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1476 transitions. [2021-11-21 06:41:32,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-21 06:41:32,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:32,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:32,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1651 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2021-11-21 06:41:33,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:33,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 884 states and 1475 transitions. [2021-11-21 06:41:33,612 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1475 transitions. [2021-11-21 06:41:33,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-21 06:41:33,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:33,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:33,624 INFO L134 CoverageAnalysis]: Checked inductivity of 1576 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 1453 trivial. 0 not checked. [2021-11-21 06:41:34,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:34,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 884 states and 1474 transitions. [2021-11-21 06:41:34,656 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1474 transitions. [2021-11-21 06:41:34,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-21 06:41:34,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:34,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:35,063 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:38,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1484 states to 889 states and 1484 transitions. [2021-11-21 06:41:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1484 transitions. [2021-11-21 06:41:38,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-21 06:41:38,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:38,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:38,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:39,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 1 proven. 1625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:41,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:41,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 894 states and 1498 transitions. [2021-11-21 06:41:41,399 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1498 transitions. [2021-11-21 06:41:41,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-21 06:41:41,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:41,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:41,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:41,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 1 proven. 1625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:43,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:43,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 897 states and 1504 transitions. [2021-11-21 06:41:43,904 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1504 transitions. [2021-11-21 06:41:43,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-21 06:41:43,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:43,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:43,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:43,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 1 proven. 1625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:45,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:45,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 899 states and 1506 transitions. [2021-11-21 06:41:45,273 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1506 transitions. [2021-11-21 06:41:45,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-21 06:41:45,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:45,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:45,333 INFO L134 CoverageAnalysis]: Checked inductivity of 1626 backedges. 1 proven. 1625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1509 states to 901 states and 1509 transitions. [2021-11-21 06:41:47,592 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1509 transitions. [2021-11-21 06:41:47,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-21 06:41:47,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:47,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:47,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:47,605 INFO L134 CoverageAnalysis]: Checked inductivity of 1809 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 1677 trivial. 0 not checked. [2021-11-21 06:41:49,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:49,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 901 states and 1508 transitions. [2021-11-21 06:41:49,803 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1508 transitions. [2021-11-21 06:41:49,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 06:41:49,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:49,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2021-11-21 06:41:53,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 906 states and 1520 transitions. [2021-11-21 06:41:53,412 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1520 transitions. [2021-11-21 06:41:53,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 06:41:53,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:53,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:53,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:53,428 INFO L134 CoverageAnalysis]: Checked inductivity of 1534 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1532 trivial. 0 not checked. [2021-11-21 06:41:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:56,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 911 states and 1526 transitions. [2021-11-21 06:41:56,878 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1526 transitions. [2021-11-21 06:41:56,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 06:41:56,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:56,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:56,893 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2021-11-21 06:41:58,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:58,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 912 states and 1526 transitions. [2021-11-21 06:41:58,395 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1526 transitions. [2021-11-21 06:41:58,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 06:41:58,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:58,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:58,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:58,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked. [2021-11-21 06:41:59,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:59,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 914 states and 1528 transitions. [2021-11-21 06:41:59,596 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1528 transitions. [2021-11-21 06:41:59,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 06:41:59,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:59,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:59,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:59,809 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 1652 trivial. 0 not checked.