./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_6.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_6.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e0e55420715ff80c27c9ff14eb8ac6a520210206e33b4fd081fea4bf1c2e05be --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:55:31,690 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:55:31,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:55:31,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:55:31,728 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:55:31,729 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:55:31,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:55:31,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:55:31,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:55:31,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:55:31,739 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:55:31,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:55:31,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:55:31,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:55:31,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:55:31,746 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:55:31,747 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:55:31,748 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:55:31,750 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:55:31,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:55:31,755 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:55:31,756 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:55:31,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:55:31,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:55:31,763 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:55:31,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:55:31,764 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:55:31,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:55:31,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:55:31,767 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:55:31,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:55:31,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:55:31,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:55:31,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:55:31,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:55:31,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:55:31,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:55:31,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:55:31,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:55:31,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:55:31,777 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:55:31,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:55:31,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:55:31,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:55:31,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:55:31,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:55:31,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:55:31,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:55:31,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:55:31,814 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:55:31,815 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:55:31,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:55:31,815 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:55:31,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:55:31,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:55:31,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:55:31,816 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:55:31,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:55:31,816 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:55:31,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:55:31,817 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:55:31,817 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:55:31,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:55:31,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:55:31,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:55:31,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:55:31,818 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:55:31,819 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:55:31,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:55:31,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:55:31,819 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_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0e55420715ff80c27c9ff14eb8ac6a520210206e33b4fd081fea4bf1c2e05be [2021-11-23 00:55:32,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:55:32,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:55:32,169 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:55:32,170 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:55:32,171 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:55:32,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/loop-simple/nested_6.c [2021-11-23 00:55:32,256 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/data/ec5fae2d2/a481d009273349cf943fecc52b66f655/FLAG8cf7bdb7d [2021-11-23 00:55:32,682 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:55:32,682 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/sv-benchmarks/c/loop-simple/nested_6.c [2021-11-23 00:55:32,694 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/data/ec5fae2d2/a481d009273349cf943fecc52b66f655/FLAG8cf7bdb7d [2021-11-23 00:55:33,071 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/data/ec5fae2d2/a481d009273349cf943fecc52b66f655 [2021-11-23 00:55:33,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:55:33,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:55:33,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:55:33,082 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:55:33,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:55:33,086 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71affa5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33, skipping insertion in model container [2021-11-23 00:55:33,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:55:33,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:55:33,278 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/sv-benchmarks/c/loop-simple/nested_6.c[959,972] [2021-11-23 00:55:33,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:55:33,291 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:55:33,313 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/sv-benchmarks/c/loop-simple/nested_6.c[959,972] [2021-11-23 00:55:33,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:55:33,332 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:55:33,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33 WrapperNode [2021-11-23 00:55:33,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:55:33,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:55:33,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:55:33,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:55:33,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,380 INFO L137 Inliner]: procedures = 10, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 68 [2021-11-23 00:55:33,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:55:33,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:55:33,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:55:33,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:55:33,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,400 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:55:33,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:55:33,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:55:33,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:55:33,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:55:33,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:55:33,450 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:55:33,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d41fca7-5049-4795-af33-6e8dde1aa93e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:55:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:55:33,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:55:33,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:55:33,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:55:33,572 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:55:33,574 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:55:33,685 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:55:33,719 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:55:33,719 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-23 00:55:33,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:55:33 BoogieIcfgContainer [2021-11-23 00:55:33,722 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:55:33,723 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:55:33,723 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:55:33,732 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:55:33,732 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:55:33" (1/1) ... [2021-11-23 00:55:33,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:55:33,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2021-11-23 00:55:33,796 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2021-11-23 00:55:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:55:33,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:33,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:33,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2021-11-23 00:55:33,962 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2021-11-23 00:55:33,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:55:33,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-23 00:55:34,029 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-23 00:55:34,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:55:34,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,096 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2021-11-23 00:55:34,149 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2021-11-23 00:55:34,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:55:34,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,198 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2021-11-23 00:55:34,230 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2021-11-23 00:55:34,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:55:34,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2021-11-23 00:55:34,389 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2021-11-23 00:55:34,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:34,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,506 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2021-11-23 00:55:34,553 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2021-11-23 00:55:34,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:55:34,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,621 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:34,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2021-11-23 00:55:34,712 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2021-11-23 00:55:34,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:55:34,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:34,799 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:55:35,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:35,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2021-11-23 00:55:35,166 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2021-11-23 00:55:35,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:55:35,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:35,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:35,229 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:55:36,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 33 states and 59 transitions. [2021-11-23 00:55:36,378 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 59 transitions. [2021-11-23 00:55:36,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:55:36,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,500 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-23 00:55:39,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:39,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 55 states and 103 transitions. [2021-11-23 00:55:39,653 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 103 transitions. [2021-11-23 00:55:39,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:55:39,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:39,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:39,823 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2021-11-23 00:55:49,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:49,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 101 states and 195 transitions. [2021-11-23 00:55:49,429 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 195 transitions. [2021-11-23 00:55:49,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:55:49,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:49,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:49,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:49,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1489 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1488 trivial. 0 not checked. [2021-11-23 00:56:23,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:23,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 195 states and 383 transitions. [2021-11-23 00:56:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 383 transitions. [2021-11-23 00:56:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:56:23,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:23,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:23,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6048 backedges. 367 proven. 3 refuted. 0 times theorem prover too weak. 5678 trivial. 0 not checked. [2021-11-23 00:56:24,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 196 states and 384 transitions. [2021-11-23 00:56:24,852 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 384 transitions. [2021-11-23 00:56:24,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-23 00:56:24,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,370 INFO L134 CoverageAnalysis]: Checked inductivity of 6144 backedges. 460 proven. 6 refuted. 0 times theorem prover too weak. 5678 trivial. 0 not checked. [2021-11-23 00:56:26,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 197 states and 385 transitions. [2021-11-23 00:56:26,256 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 385 transitions. [2021-11-23 00:56:26,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-23 00:56:26,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6241 backedges. 553 proven. 10 refuted. 0 times theorem prover too weak. 5678 trivial. 0 not checked. [2021-11-23 00:56:27,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:27,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 198 states and 386 transitions. [2021-11-23 00:56:27,555 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 386 transitions. [2021-11-23 00:56:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-23 00:56:27,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:27,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,939 INFO L134 CoverageAnalysis]: Checked inductivity of 6339 backedges. 646 proven. 15 refuted. 0 times theorem prover too weak. 5678 trivial. 0 not checked. [2021-11-23 00:56:28,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 199 states and 386 transitions. [2021-11-23 00:56:28,826 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 386 transitions. [2021-11-23 00:56:28,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-23 00:56:28,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,134 INFO L134 CoverageAnalysis]: Checked inductivity of 6438 backedges. 1076 proven. 24 refuted. 0 times theorem prover too weak. 5338 trivial. 0 not checked. [2021-11-23 00:56:31,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:31,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 203 states and 393 transitions. [2021-11-23 00:56:31,324 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 393 transitions. [2021-11-23 00:56:31,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-23 00:56:31,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:31,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:31,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:31,422 INFO L134 CoverageAnalysis]: Checked inductivity of 6789 backedges. 1086 proven. 3 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2021-11-23 00:56:32,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 204 states and 394 transitions. [2021-11-23 00:56:32,101 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 394 transitions. [2021-11-23 00:56:32,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-23 00:56:32,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,184 INFO L134 CoverageAnalysis]: Checked inductivity of 6892 backedges. 1186 proven. 6 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2021-11-23 00:56:32,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:32,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 205 states and 395 transitions. [2021-11-23 00:56:32,866 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 395 transitions. [2021-11-23 00:56:32,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 00:56:32,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:32,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:32,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:32,945 INFO L134 CoverageAnalysis]: Checked inductivity of 6996 backedges. 1286 proven. 10 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2021-11-23 00:56:33,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:33,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 206 states and 396 transitions. [2021-11-23 00:56:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 396 transitions. [2021-11-23 00:56:33,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2021-11-23 00:56:33,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:33,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:33,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:33,551 INFO L134 CoverageAnalysis]: Checked inductivity of 7101 backedges. 1386 proven. 15 refuted. 0 times theorem prover too weak. 5700 trivial. 0 not checked. [2021-11-23 00:56:34,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 207 states and 396 transitions. [2021-11-23 00:56:34,154 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 396 transitions. [2021-11-23 00:56:34,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-23 00:56:34,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:34,524 INFO L134 CoverageAnalysis]: Checked inductivity of 7207 backedges. 1751 proven. 97 refuted. 0 times theorem prover too weak. 5359 trivial. 0 not checked. [2021-11-23 00:56:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 211 states and 403 transitions. [2021-11-23 00:56:36,695 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 403 transitions. [2021-11-23 00:56:36,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-11-23 00:56:36,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:36,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:36,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:36,760 INFO L134 CoverageAnalysis]: Checked inductivity of 7580 backedges. 1805 proven. 3 refuted. 0 times theorem prover too weak. 5772 trivial. 0 not checked. [2021-11-23 00:56:37,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 212 states and 404 transitions. [2021-11-23 00:56:37,375 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 404 transitions. [2021-11-23 00:56:37,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-11-23 00:56:37,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,441 INFO L134 CoverageAnalysis]: Checked inductivity of 7690 backedges. 1912 proven. 6 refuted. 0 times theorem prover too weak. 5772 trivial. 0 not checked. [2021-11-23 00:56:37,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 213 states and 405 transitions. [2021-11-23 00:56:37,997 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 405 transitions. [2021-11-23 00:56:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-23 00:56:37,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,069 INFO L134 CoverageAnalysis]: Checked inductivity of 7801 backedges. 2019 proven. 10 refuted. 0 times theorem prover too weak. 5772 trivial. 0 not checked. [2021-11-23 00:56:38,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 214 states and 406 transitions. [2021-11-23 00:56:38,639 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 406 transitions. [2021-11-23 00:56:38,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:56:38,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,698 INFO L134 CoverageAnalysis]: Checked inductivity of 7913 backedges. 2126 proven. 15 refuted. 0 times theorem prover too weak. 5772 trivial. 0 not checked. [2021-11-23 00:56:39,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 215 states and 406 transitions. [2021-11-23 00:56:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 406 transitions. [2021-11-23 00:56:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:56:39,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:39,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 8026 backedges. 2426 proven. 220 refuted. 0 times theorem prover too weak. 5380 trivial. 0 not checked. [2021-11-23 00:56:42,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 219 states and 413 transitions. [2021-11-23 00:56:42,114 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 413 transitions. [2021-11-23 00:56:42,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-23 00:56:42,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,171 INFO L134 CoverageAnalysis]: Checked inductivity of 8421 backedges. 2524 proven. 3 refuted. 0 times theorem prover too weak. 5894 trivial. 0 not checked. [2021-11-23 00:56:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 220 states and 414 transitions. [2021-11-23 00:56:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 414 transitions. [2021-11-23 00:56:42,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-23 00:56:42,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:42,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:42,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:42,777 INFO L134 CoverageAnalysis]: Checked inductivity of 8538 backedges. 2638 proven. 6 refuted. 0 times theorem prover too weak. 5894 trivial. 0 not checked. [2021-11-23 00:56:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:43,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 221 states and 415 transitions. [2021-11-23 00:56:43,602 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 415 transitions. [2021-11-23 00:56:43,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:56:43,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:43,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:43,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:43,670 INFO L134 CoverageAnalysis]: Checked inductivity of 8656 backedges. 2752 proven. 10 refuted. 0 times theorem prover too weak. 5894 trivial. 0 not checked. [2021-11-23 00:56:44,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 222 states and 416 transitions. [2021-11-23 00:56:44,266 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 416 transitions. [2021-11-23 00:56:44,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 00:56:44,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:44,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8775 backedges. 2866 proven. 15 refuted. 0 times theorem prover too weak. 5894 trivial. 0 not checked. [2021-11-23 00:56:44,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:44,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 223 states and 416 transitions. [2021-11-23 00:56:44,932 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 416 transitions. [2021-11-23 00:56:44,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:56:44,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:44,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:45,337 INFO L134 CoverageAnalysis]: Checked inductivity of 8895 backedges. 3101 proven. 393 refuted. 0 times theorem prover too weak. 5401 trivial. 0 not checked. [2021-11-23 00:56:47,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 227 states and 422 transitions. [2021-11-23 00:56:47,884 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 422 transitions. [2021-11-23 00:56:47,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 00:56:47,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,942 INFO L134 CoverageAnalysis]: Checked inductivity of 9312 backedges. 3243 proven. 3 refuted. 0 times theorem prover too weak. 6066 trivial. 0 not checked. [2021-11-23 00:56:48,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:48,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 228 states and 423 transitions. [2021-11-23 00:56:48,524 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 423 transitions. [2021-11-23 00:56:48,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-11-23 00:56:48,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:48,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:48,583 INFO L134 CoverageAnalysis]: Checked inductivity of 9436 backedges. 3364 proven. 6 refuted. 0 times theorem prover too weak. 6066 trivial. 0 not checked. [2021-11-23 00:56:49,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:49,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 229 states and 424 transitions. [2021-11-23 00:56:49,172 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 424 transitions. [2021-11-23 00:56:49,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2021-11-23 00:56:49,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:49,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,238 INFO L134 CoverageAnalysis]: Checked inductivity of 9561 backedges. 3485 proven. 10 refuted. 0 times theorem prover too weak. 6066 trivial. 0 not checked. [2021-11-23 00:56:49,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 230 states and 425 transitions. [2021-11-23 00:56:50,000 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 425 transitions. [2021-11-23 00:56:50,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 00:56:50,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 9687 backedges. 3606 proven. 15 refuted. 0 times theorem prover too weak. 6066 trivial. 0 not checked. [2021-11-23 00:56:50,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 231 states and 425 transitions. [2021-11-23 00:56:50,773 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 425 transitions. [2021-11-23 00:56:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-23 00:56:50,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,841 INFO L134 CoverageAnalysis]: Checked inductivity of 9814 backedges. 3842 proven. 3 refuted. 0 times theorem prover too weak. 5969 trivial. 0 not checked. [2021-11-23 00:56:51,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:51,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 232 states and 426 transitions. [2021-11-23 00:56:51,557 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 426 transitions. [2021-11-23 00:56:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-11-23 00:56:51,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:51,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:51,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:51,626 INFO L134 CoverageAnalysis]: Checked inductivity of 9942 backedges. 3967 proven. 6 refuted. 0 times theorem prover too weak. 5969 trivial. 0 not checked. [2021-11-23 00:56:52,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 233 states and 427 transitions. [2021-11-23 00:56:52,249 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 427 transitions. [2021-11-23 00:56:52,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 00:56:52,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,316 INFO L134 CoverageAnalysis]: Checked inductivity of 10071 backedges. 4092 proven. 10 refuted. 0 times theorem prover too weak. 5969 trivial. 0 not checked. [2021-11-23 00:56:52,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:52,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 234 states and 428 transitions. [2021-11-23 00:56:52,968 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 428 transitions. [2021-11-23 00:56:52,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-23 00:56:52,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:52,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 10201 backedges. 4217 proven. 15 refuted. 0 times theorem prover too weak. 5969 trivial. 0 not checked. [2021-11-23 00:56:53,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:53,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 235 states and 428 transitions. [2021-11-23 00:56:53,690 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 428 transitions. [2021-11-23 00:56:53,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-23 00:56:53,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:53,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:53,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 10332 backedges. 4533 proven. 276 refuted. 0 times theorem prover too weak. 5523 trivial. 0 not checked. [2021-11-23 00:57:00,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:00,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 245 states and 447 transitions. [2021-11-23 00:57:00,260 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 447 transitions. [2021-11-23 00:57:00,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:57:00,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:00,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:00,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:00,322 INFO L134 CoverageAnalysis]: Checked inductivity of 11322 backedges. 4751 proven. 3 refuted. 0 times theorem prover too weak. 6568 trivial. 0 not checked. [2021-11-23 00:57:01,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 246 states and 448 transitions. [2021-11-23 00:57:01,092 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 448 transitions. [2021-11-23 00:57:01,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 00:57:01,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:01,163 INFO L134 CoverageAnalysis]: Checked inductivity of 11460 backedges. 4886 proven. 6 refuted. 0 times theorem prover too weak. 6568 trivial. 0 not checked. [2021-11-23 00:57:01,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 247 states and 449 transitions. [2021-11-23 00:57:01,951 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 449 transitions. [2021-11-23 00:57:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2021-11-23 00:57:01,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,017 INFO L134 CoverageAnalysis]: Checked inductivity of 11599 backedges. 5021 proven. 10 refuted. 0 times theorem prover too weak. 6568 trivial. 0 not checked. [2021-11-23 00:57:02,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:02,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 248 states and 450 transitions. [2021-11-23 00:57:02,735 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 450 transitions. [2021-11-23 00:57:02,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-11-23 00:57:02,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:02,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:02,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,797 INFO L134 CoverageAnalysis]: Checked inductivity of 11739 backedges. 5156 proven. 15 refuted. 0 times theorem prover too weak. 6568 trivial. 0 not checked. [2021-11-23 00:57:03,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 249 states and 450 transitions. [2021-11-23 00:57:03,504 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 450 transitions. [2021-11-23 00:57:03,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:57:03,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:03,564 INFO L134 CoverageAnalysis]: Checked inductivity of 11880 backedges. 5635 proven. 24 refuted. 0 times theorem prover too weak. 6221 trivial. 0 not checked. [2021-11-23 00:57:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 253 states and 457 transitions. [2021-11-23 00:57:06,020 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 457 transitions. [2021-11-23 00:57:06,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2021-11-23 00:57:06,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,085 INFO L134 CoverageAnalysis]: Checked inductivity of 12364 backedges. 5470 proven. 3 refuted. 0 times theorem prover too weak. 6891 trivial. 0 not checked. [2021-11-23 00:57:06,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 254 states and 458 transitions. [2021-11-23 00:57:06,746 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 458 transitions. [2021-11-23 00:57:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:57:06,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:06,806 INFO L134 CoverageAnalysis]: Checked inductivity of 12509 backedges. 5612 proven. 6 refuted. 0 times theorem prover too weak. 6891 trivial. 0 not checked. [2021-11-23 00:57:07,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:07,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 255 states and 459 transitions. [2021-11-23 00:57:07,786 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 459 transitions. [2021-11-23 00:57:07,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:57:07,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:07,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 12655 backedges. 5754 proven. 10 refuted. 0 times theorem prover too weak. 6891 trivial. 0 not checked. [2021-11-23 00:57:08,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:08,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 256 states and 460 transitions. [2021-11-23 00:57:08,614 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 460 transitions. [2021-11-23 00:57:08,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-11-23 00:57:08,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:08,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12802 backedges. 5896 proven. 15 refuted. 0 times theorem prover too weak. 6891 trivial. 0 not checked. [2021-11-23 00:57:09,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 257 states and 460 transitions. [2021-11-23 00:57:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 460 transitions. [2021-11-23 00:57:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 00:57:09,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,438 INFO L134 CoverageAnalysis]: Checked inductivity of 12950 backedges. 6611 proven. 97 refuted. 0 times theorem prover too weak. 6242 trivial. 0 not checked. [2021-11-23 00:57:12,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 261 states and 467 transitions. [2021-11-23 00:57:12,137 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 467 transitions. [2021-11-23 00:57:12,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 00:57:12,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,199 INFO L134 CoverageAnalysis]: Checked inductivity of 13456 backedges. 6189 proven. 3 refuted. 0 times theorem prover too weak. 7264 trivial. 0 not checked. [2021-11-23 00:57:12,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:12,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 262 states and 468 transitions. [2021-11-23 00:57:12,890 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 468 transitions. [2021-11-23 00:57:12,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2021-11-23 00:57:12,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:12,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,949 INFO L134 CoverageAnalysis]: Checked inductivity of 13608 backedges. 6338 proven. 6 refuted. 0 times theorem prover too weak. 7264 trivial. 0 not checked. [2021-11-23 00:57:13,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:13,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 263 states and 469 transitions. [2021-11-23 00:57:13,668 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 469 transitions. [2021-11-23 00:57:13,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 00:57:13,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:13,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 13761 backedges. 6487 proven. 10 refuted. 0 times theorem prover too weak. 7264 trivial. 0 not checked. [2021-11-23 00:57:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 264 states and 470 transitions. [2021-11-23 00:57:14,434 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 470 transitions. [2021-11-23 00:57:14,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 00:57:14,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:14,500 INFO L134 CoverageAnalysis]: Checked inductivity of 13915 backedges. 6636 proven. 15 refuted. 0 times theorem prover too weak. 7264 trivial. 0 not checked. [2021-11-23 00:57:15,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:15,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 265 states and 470 transitions. [2021-11-23 00:57:15,181 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 470 transitions. [2021-11-23 00:57:15,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-11-23 00:57:15,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:15,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:15,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,245 INFO L134 CoverageAnalysis]: Checked inductivity of 14070 backedges. 7587 proven. 220 refuted. 0 times theorem prover too weak. 6263 trivial. 0 not checked. [2021-11-23 00:57:18,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:18,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 269 states and 477 transitions. [2021-11-23 00:57:18,100 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 477 transitions. [2021-11-23 00:57:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-11-23 00:57:18,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:18,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,155 INFO L134 CoverageAnalysis]: Checked inductivity of 14598 backedges. 6908 proven. 3 refuted. 0 times theorem prover too weak. 7687 trivial. 0 not checked. [2021-11-23 00:57:18,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:18,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 270 states and 478 transitions. [2021-11-23 00:57:18,848 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 478 transitions. [2021-11-23 00:57:18,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-23 00:57:18,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:18,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:18,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:18,913 INFO L134 CoverageAnalysis]: Checked inductivity of 14757 backedges. 7064 proven. 6 refuted. 0 times theorem prover too weak. 7687 trivial. 0 not checked. [2021-11-23 00:57:19,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:19,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 271 states and 479 transitions. [2021-11-23 00:57:19,652 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 479 transitions. [2021-11-23 00:57:19,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 00:57:19,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:19,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:19,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:19,712 INFO L134 CoverageAnalysis]: Checked inductivity of 14917 backedges. 7220 proven. 10 refuted. 0 times theorem prover too weak. 7687 trivial. 0 not checked. [2021-11-23 00:57:20,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:20,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 272 states and 480 transitions. [2021-11-23 00:57:20,735 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 480 transitions. [2021-11-23 00:57:20,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-11-23 00:57:20,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:20,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:20,800 INFO L134 CoverageAnalysis]: Checked inductivity of 15078 backedges. 7376 proven. 15 refuted. 0 times theorem prover too weak. 7687 trivial. 0 not checked. [2021-11-23 00:57:21,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:21,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 273 states and 480 transitions. [2021-11-23 00:57:21,537 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 480 transitions. [2021-11-23 00:57:21,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 00:57:21,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:21,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:21,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:21,599 INFO L134 CoverageAnalysis]: Checked inductivity of 15240 backedges. 8563 proven. 393 refuted. 0 times theorem prover too weak. 6284 trivial. 0 not checked. [2021-11-23 00:57:24,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:24,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 277 states and 486 transitions. [2021-11-23 00:57:24,567 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 486 transitions. [2021-11-23 00:57:24,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-11-23 00:57:24,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:24,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 15790 backedges. 7627 proven. 3 refuted. 0 times theorem prover too weak. 8160 trivial. 0 not checked. [2021-11-23 00:57:25,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 278 states and 487 transitions. [2021-11-23 00:57:25,439 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 487 transitions. [2021-11-23 00:57:25,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2021-11-23 00:57:25,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:25,512 INFO L134 CoverageAnalysis]: Checked inductivity of 15956 backedges. 7790 proven. 6 refuted. 0 times theorem prover too weak. 8160 trivial. 0 not checked. [2021-11-23 00:57:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 279 states and 488 transitions. [2021-11-23 00:57:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 488 transitions. [2021-11-23 00:57:26,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-23 00:57:26,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,443 INFO L134 CoverageAnalysis]: Checked inductivity of 16123 backedges. 7953 proven. 10 refuted. 0 times theorem prover too weak. 8160 trivial. 0 not checked. [2021-11-23 00:57:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:27,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 280 states and 489 transitions. [2021-11-23 00:57:27,292 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 489 transitions. [2021-11-23 00:57:27,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-23 00:57:27,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:27,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:27,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:27,342 INFO L134 CoverageAnalysis]: Checked inductivity of 16291 backedges. 8116 proven. 15 refuted. 0 times theorem prover too weak. 8160 trivial. 0 not checked. [2021-11-23 00:57:28,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 281 states and 489 transitions. [2021-11-23 00:57:28,078 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 489 transitions. [2021-11-23 00:57:28,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-11-23 00:57:28,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:28,132 INFO L134 CoverageAnalysis]: Checked inductivity of 16460 backedges. 8093 proven. 3 refuted. 0 times theorem prover too weak. 8364 trivial. 0 not checked. [2021-11-23 00:57:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 282 states and 490 transitions. [2021-11-23 00:57:28,891 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 490 transitions. [2021-11-23 00:57:28,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-23 00:57:28,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16630 backedges. 8260 proven. 6 refuted. 0 times theorem prover too weak. 8364 trivial. 0 not checked. [2021-11-23 00:57:29,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:29,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 283 states and 491 transitions. [2021-11-23 00:57:29,863 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 491 transitions. [2021-11-23 00:57:29,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2021-11-23 00:57:29,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:29,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:29,933 INFO L134 CoverageAnalysis]: Checked inductivity of 16801 backedges. 8427 proven. 10 refuted. 0 times theorem prover too weak. 8364 trivial. 0 not checked. [2021-11-23 00:57:30,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:30,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 284 states and 492 transitions. [2021-11-23 00:57:30,718 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 492 transitions. [2021-11-23 00:57:30,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-11-23 00:57:30,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:30,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,782 INFO L134 CoverageAnalysis]: Checked inductivity of 16973 backedges. 8594 proven. 15 refuted. 0 times theorem prover too weak. 8364 trivial. 0 not checked. [2021-11-23 00:57:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 285 states and 492 transitions. [2021-11-23 00:57:31,553 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 492 transitions. [2021-11-23 00:57:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-11-23 00:57:31,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:31,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:32,094 INFO L134 CoverageAnalysis]: Checked inductivity of 17146 backedges. 8376 proven. 2365 refuted. 0 times theorem prover too weak. 6405 trivial. 0 not checked. [2021-11-23 00:57:39,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 295 states and 511 transitions. [2021-11-23 00:57:39,545 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 511 transitions. [2021-11-23 00:57:39,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2021-11-23 00:57:39,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,600 INFO L134 CoverageAnalysis]: Checked inductivity of 18410 backedges. 9135 proven. 3 refuted. 0 times theorem prover too weak. 9272 trivial. 0 not checked. [2021-11-23 00:57:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 296 states and 512 transitions. [2021-11-23 00:57:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 512 transitions. [2021-11-23 00:57:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 00:57:40,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,388 INFO L134 CoverageAnalysis]: Checked inductivity of 18590 backedges. 9312 proven. 6 refuted. 0 times theorem prover too weak. 9272 trivial. 0 not checked. [2021-11-23 00:57:41,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 297 states and 513 transitions. [2021-11-23 00:57:41,114 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 513 transitions. [2021-11-23 00:57:41,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 00:57:41,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,176 INFO L134 CoverageAnalysis]: Checked inductivity of 18771 backedges. 9489 proven. 10 refuted. 0 times theorem prover too weak. 9272 trivial. 0 not checked. [2021-11-23 00:57:41,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 298 states and 514 transitions. [2021-11-23 00:57:41,895 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 514 transitions. [2021-11-23 00:57:41,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-23 00:57:41,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:41,961 INFO L134 CoverageAnalysis]: Checked inductivity of 18953 backedges. 9666 proven. 15 refuted. 0 times theorem prover too weak. 9272 trivial. 0 not checked. [2021-11-23 00:57:42,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 299 states and 514 transitions. [2021-11-23 00:57:42,883 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 514 transitions. [2021-11-23 00:57:42,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2021-11-23 00:57:42,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:42,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,965 INFO L134 CoverageAnalysis]: Checked inductivity of 19136 backedges. 10194 proven. 24 refuted. 0 times theorem prover too weak. 8918 trivial. 0 not checked. [2021-11-23 00:57:46,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 303 states and 521 transitions. [2021-11-23 00:57:46,130 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 521 transitions. [2021-11-23 00:57:46,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-23 00:57:46,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:46,194 INFO L134 CoverageAnalysis]: Checked inductivity of 19753 backedges. 9854 proven. 3 refuted. 0 times theorem prover too weak. 9896 trivial. 0 not checked. [2021-11-23 00:57:46,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 304 states and 522 transitions. [2021-11-23 00:57:46,951 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 522 transitions. [2021-11-23 00:57:46,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-23 00:57:46,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:47,002 INFO L134 CoverageAnalysis]: Checked inductivity of 19940 backedges. 10038 proven. 6 refuted. 0 times theorem prover too weak. 9896 trivial. 0 not checked. [2021-11-23 00:57:47,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 305 states and 523 transitions. [2021-11-23 00:57:47,770 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 523 transitions. [2021-11-23 00:57:47,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-11-23 00:57:47,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:47,832 INFO L134 CoverageAnalysis]: Checked inductivity of 20128 backedges. 10222 proven. 10 refuted. 0 times theorem prover too weak. 9896 trivial. 0 not checked. [2021-11-23 00:57:48,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 306 states and 524 transitions. [2021-11-23 00:57:48,644 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 524 transitions. [2021-11-23 00:57:48,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2021-11-23 00:57:48,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,862 INFO L134 CoverageAnalysis]: Checked inductivity of 20317 backedges. 10406 proven. 15 refuted. 0 times theorem prover too weak. 9896 trivial. 0 not checked. [2021-11-23 00:57:49,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 307 states and 524 transitions. [2021-11-23 00:57:49,698 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 524 transitions. [2021-11-23 00:57:49,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 00:57:49,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:49,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:49,752 INFO L134 CoverageAnalysis]: Checked inductivity of 20507 backedges. 11471 proven. 97 refuted. 0 times theorem prover too weak. 8939 trivial. 0 not checked. [2021-11-23 00:57:53,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 311 states and 531 transitions. [2021-11-23 00:57:53,009 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 531 transitions. [2021-11-23 00:57:53,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-11-23 00:57:53,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,063 INFO L134 CoverageAnalysis]: Checked inductivity of 21146 backedges. 10573 proven. 3 refuted. 0 times theorem prover too weak. 10570 trivial. 0 not checked. [2021-11-23 00:57:53,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 312 states and 532 transitions. [2021-11-23 00:57:53,863 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 532 transitions. [2021-11-23 00:57:53,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-11-23 00:57:53,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:53,950 INFO L134 CoverageAnalysis]: Checked inductivity of 21340 backedges. 10764 proven. 6 refuted. 0 times theorem prover too weak. 10570 trivial. 0 not checked. [2021-11-23 00:57:54,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:54,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 313 states and 533 transitions. [2021-11-23 00:57:54,763 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 533 transitions. [2021-11-23 00:57:54,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 00:57:54,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:54,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:54,840 INFO L134 CoverageAnalysis]: Checked inductivity of 21535 backedges. 10955 proven. 10 refuted. 0 times theorem prover too weak. 10570 trivial. 0 not checked. [2021-11-23 00:57:55,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:55,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 314 states and 534 transitions. [2021-11-23 00:57:55,670 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 534 transitions. [2021-11-23 00:57:55,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-11-23 00:57:55,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:55,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:55,923 INFO L134 CoverageAnalysis]: Checked inductivity of 21731 backedges. 11146 proven. 15 refuted. 0 times theorem prover too weak. 10570 trivial. 0 not checked. [2021-11-23 00:57:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:56,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 315 states and 534 transitions. [2021-11-23 00:57:56,800 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 534 transitions. [2021-11-23 00:57:56,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-11-23 00:57:56,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:56,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:56,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:56,899 INFO L134 CoverageAnalysis]: Checked inductivity of 21928 backedges. 12748 proven. 220 refuted. 0 times theorem prover too weak. 8960 trivial. 0 not checked. [2021-11-23 00:58:00,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 319 states and 541 transitions. [2021-11-23 00:58:00,382 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 541 transitions. [2021-11-23 00:58:00,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-23 00:58:00,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:00,443 INFO L134 CoverageAnalysis]: Checked inductivity of 22589 backedges. 11292 proven. 3 refuted. 0 times theorem prover too weak. 11294 trivial. 0 not checked. [2021-11-23 00:58:01,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 320 states and 542 transitions. [2021-11-23 00:58:01,275 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 542 transitions. [2021-11-23 00:58:01,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-23 00:58:01,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,339 INFO L134 CoverageAnalysis]: Checked inductivity of 22790 backedges. 11490 proven. 6 refuted. 0 times theorem prover too weak. 11294 trivial. 0 not checked. [2021-11-23 00:58:02,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 321 states and 543 transitions. [2021-11-23 00:58:02,204 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 543 transitions. [2021-11-23 00:58:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2021-11-23 00:58:02,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,275 INFO L134 CoverageAnalysis]: Checked inductivity of 22992 backedges. 11688 proven. 10 refuted. 0 times theorem prover too weak. 11294 trivial. 0 not checked. [2021-11-23 00:58:03,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:03,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 322 states and 544 transitions. [2021-11-23 00:58:03,284 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 544 transitions. [2021-11-23 00:58:03,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2021-11-23 00:58:03,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:03,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:03,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:03,358 INFO L134 CoverageAnalysis]: Checked inductivity of 23195 backedges. 11886 proven. 15 refuted. 0 times theorem prover too weak. 11294 trivial. 0 not checked. [2021-11-23 00:58:04,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 323 states and 544 transitions. [2021-11-23 00:58:04,226 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 544 transitions. [2021-11-23 00:58:04,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2021-11-23 00:58:04,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:04,296 INFO L134 CoverageAnalysis]: Checked inductivity of 23399 backedges. 14025 proven. 393 refuted. 0 times theorem prover too weak. 8981 trivial. 0 not checked. [2021-11-23 00:58:07,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 327 states and 550 transitions. [2021-11-23 00:58:07,780 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 550 transitions. [2021-11-23 00:58:07,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2021-11-23 00:58:07,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,839 INFO L134 CoverageAnalysis]: Checked inductivity of 24082 backedges. 12011 proven. 3 refuted. 0 times theorem prover too weak. 12068 trivial. 0 not checked. [2021-11-23 00:58:08,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:08,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 328 states and 551 transitions. [2021-11-23 00:58:08,690 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 551 transitions. [2021-11-23 00:58:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-11-23 00:58:08,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:08,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:08,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:08,752 INFO L134 CoverageAnalysis]: Checked inductivity of 24290 backedges. 12216 proven. 6 refuted. 0 times theorem prover too weak. 12068 trivial. 0 not checked. [2021-11-23 00:58:09,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 329 states and 552 transitions. [2021-11-23 00:58:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 552 transitions. [2021-11-23 00:58:09,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-11-23 00:58:09,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:09,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:09,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:09,882 INFO L134 CoverageAnalysis]: Checked inductivity of 24499 backedges. 12421 proven. 10 refuted. 0 times theorem prover too weak. 12068 trivial. 0 not checked. [2021-11-23 00:58:10,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 330 states and 553 transitions. [2021-11-23 00:58:10,796 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 553 transitions. [2021-11-23 00:58:10,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2021-11-23 00:58:10,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,882 INFO L134 CoverageAnalysis]: Checked inductivity of 24709 backedges. 12626 proven. 15 refuted. 0 times theorem prover too weak. 12068 trivial. 0 not checked. [2021-11-23 00:58:11,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:11,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 331 states and 553 transitions. [2021-11-23 00:58:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 553 transitions. [2021-11-23 00:58:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2021-11-23 00:58:11,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:11,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:11,889 INFO L134 CoverageAnalysis]: Checked inductivity of 24920 backedges. 12344 proven. 3 refuted. 0 times theorem prover too weak. 12573 trivial. 0 not checked. [2021-11-23 00:58:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:12,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 332 states and 554 transitions. [2021-11-23 00:58:12,949 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 554 transitions. [2021-11-23 00:58:12,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2021-11-23 00:58:12,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:12,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:13,009 INFO L134 CoverageAnalysis]: Checked inductivity of 25132 backedges. 12553 proven. 6 refuted. 0 times theorem prover too weak. 12573 trivial. 0 not checked. [2021-11-23 00:58:13,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:13,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 333 states and 555 transitions. [2021-11-23 00:58:13,868 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 555 transitions. [2021-11-23 00:58:13,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2021-11-23 00:58:13,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:13,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:13,940 INFO L134 CoverageAnalysis]: Checked inductivity of 25345 backedges. 12762 proven. 10 refuted. 0 times theorem prover too weak. 12573 trivial. 0 not checked. [2021-11-23 00:58:14,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 334 states and 556 transitions. [2021-11-23 00:58:14,807 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 556 transitions. [2021-11-23 00:58:14,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-11-23 00:58:14,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:14,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:14,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:14,870 INFO L134 CoverageAnalysis]: Checked inductivity of 25559 backedges. 12971 proven. 15 refuted. 0 times theorem prover too weak. 12573 trivial. 0 not checked. [2021-11-23 00:58:15,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:15,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 335 states and 556 transitions. [2021-11-23 00:58:15,904 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 556 transitions. [2021-11-23 00:58:15,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2021-11-23 00:58:15,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:15,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,354 INFO L134 CoverageAnalysis]: Checked inductivity of 25774 backedges. 12219 proven. 6268 refuted. 0 times theorem prover too weak. 7287 trivial. 0 not checked. [2021-11-23 00:58:25,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:25,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 345 states and 575 transitions. [2021-11-23 00:58:25,437 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 575 transitions. [2021-11-23 00:58:25,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2021-11-23 00:58:25,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:25,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:25,552 INFO L134 CoverageAnalysis]: Checked inductivity of 27312 backedges. 13519 proven. 3 refuted. 0 times theorem prover too weak. 13790 trivial. 0 not checked. [2021-11-23 00:58:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:26,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 346 states and 576 transitions. [2021-11-23 00:58:26,574 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 576 transitions. [2021-11-23 00:58:26,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2021-11-23 00:58:26,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:26,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:26,652 INFO L134 CoverageAnalysis]: Checked inductivity of 27534 backedges. 13738 proven. 6 refuted. 0 times theorem prover too weak. 13790 trivial. 0 not checked. [2021-11-23 00:58:27,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 347 states and 577 transitions. [2021-11-23 00:58:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 577 transitions. [2021-11-23 00:58:27,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-11-23 00:58:27,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:27,575 INFO L134 CoverageAnalysis]: Checked inductivity of 27757 backedges. 13957 proven. 10 refuted. 0 times theorem prover too weak. 13790 trivial. 0 not checked. [2021-11-23 00:58:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 348 states and 578 transitions. [2021-11-23 00:58:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 578 transitions. [2021-11-23 00:58:28,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2021-11-23 00:58:28,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,515 INFO L134 CoverageAnalysis]: Checked inductivity of 27981 backedges. 14176 proven. 15 refuted. 0 times theorem prover too weak. 13790 trivial. 0 not checked. [2021-11-23 00:58:29,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:29,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 349 states and 578 transitions. [2021-11-23 00:58:29,557 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 578 transitions. [2021-11-23 00:58:29,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2021-11-23 00:58:29,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:29,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,625 INFO L134 CoverageAnalysis]: Checked inductivity of 28206 backedges. 14753 proven. 24 refuted. 0 times theorem prover too weak. 13429 trivial. 0 not checked. [2021-11-23 00:58:33,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 353 states and 585 transitions. [2021-11-23 00:58:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 585 transitions. [2021-11-23 00:58:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2021-11-23 00:58:33,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,301 INFO L134 CoverageAnalysis]: Checked inductivity of 28956 backedges. 14238 proven. 3 refuted. 0 times theorem prover too weak. 14715 trivial. 0 not checked. [2021-11-23 00:58:34,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:34,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 354 states and 586 transitions. [2021-11-23 00:58:34,196 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 586 transitions. [2021-11-23 00:58:34,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2021-11-23 00:58:34,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:34,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:34,276 INFO L134 CoverageAnalysis]: Checked inductivity of 29185 backedges. 14464 proven. 6 refuted. 0 times theorem prover too weak. 14715 trivial. 0 not checked. [2021-11-23 00:58:35,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 355 states and 587 transitions. [2021-11-23 00:58:35,338 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 587 transitions. [2021-11-23 00:58:35,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2021-11-23 00:58:35,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,597 INFO L134 CoverageAnalysis]: Checked inductivity of 29415 backedges. 14690 proven. 10 refuted. 0 times theorem prover too weak. 14715 trivial. 0 not checked. [2021-11-23 00:58:36,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:36,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 356 states and 588 transitions. [2021-11-23 00:58:36,591 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 588 transitions. [2021-11-23 00:58:36,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2021-11-23 00:58:36,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:36,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,682 INFO L134 CoverageAnalysis]: Checked inductivity of 29646 backedges. 14916 proven. 15 refuted. 0 times theorem prover too weak. 14715 trivial. 0 not checked. [2021-11-23 00:58:37,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:37,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 357 states and 588 transitions. [2021-11-23 00:58:37,661 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 588 transitions. [2021-11-23 00:58:37,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2021-11-23 00:58:37,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:37,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:37,752 INFO L134 CoverageAnalysis]: Checked inductivity of 29878 backedges. 16331 proven. 97 refuted. 0 times theorem prover too weak. 13450 trivial. 0 not checked. [2021-11-23 00:58:41,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:41,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 361 states and 595 transitions. [2021-11-23 00:58:41,679 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 595 transitions. [2021-11-23 00:58:41,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2021-11-23 00:58:41,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:41,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,743 INFO L134 CoverageAnalysis]: Checked inductivity of 30650 backedges. 14957 proven. 3 refuted. 0 times theorem prover too weak. 15690 trivial. 0 not checked. [2021-11-23 00:58:42,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:42,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 362 states and 596 transitions. [2021-11-23 00:58:42,653 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 596 transitions. [2021-11-23 00:58:42,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2021-11-23 00:58:42,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:42,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:42,720 INFO L134 CoverageAnalysis]: Checked inductivity of 30886 backedges. 15190 proven. 6 refuted. 0 times theorem prover too weak. 15690 trivial. 0 not checked. [2021-11-23 00:58:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:43,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 363 states and 597 transitions. [2021-11-23 00:58:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 597 transitions. [2021-11-23 00:58:43,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2021-11-23 00:58:43,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:43,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 31123 backedges. 15423 proven. 10 refuted. 0 times theorem prover too weak. 15690 trivial. 0 not checked. [2021-11-23 00:58:44,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 364 states and 598 transitions. [2021-11-23 00:58:44,933 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 598 transitions. [2021-11-23 00:58:44,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2021-11-23 00:58:44,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:45,002 INFO L134 CoverageAnalysis]: Checked inductivity of 31361 backedges. 15656 proven. 15 refuted. 0 times theorem prover too weak. 15690 trivial. 0 not checked. [2021-11-23 00:58:45,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:45,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 365 states and 598 transitions. [2021-11-23 00:58:45,942 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 598 transitions. [2021-11-23 00:58:45,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2021-11-23 00:58:45,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:45,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:46,019 INFO L134 CoverageAnalysis]: Checked inductivity of 31600 backedges. 17909 proven. 220 refuted. 0 times theorem prover too weak. 13471 trivial. 0 not checked. [2021-11-23 00:58:49,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 369 states and 605 transitions. [2021-11-23 00:58:49,897 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 605 transitions. [2021-11-23 00:58:49,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2021-11-23 00:58:49,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,964 INFO L134 CoverageAnalysis]: Checked inductivity of 32394 backedges. 15676 proven. 3 refuted. 0 times theorem prover too weak. 16715 trivial. 0 not checked. [2021-11-23 00:58:51,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:51,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 370 states and 606 transitions. [2021-11-23 00:58:51,078 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 606 transitions. [2021-11-23 00:58:51,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2021-11-23 00:58:51,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:51,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:51,182 INFO L134 CoverageAnalysis]: Checked inductivity of 32637 backedges. 15916 proven. 6 refuted. 0 times theorem prover too weak. 16715 trivial. 0 not checked. [2021-11-23 00:58:52,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:52,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 371 states and 607 transitions. [2021-11-23 00:58:52,183 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 607 transitions. [2021-11-23 00:58:52,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 369 [2021-11-23 00:58:52,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:52,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:52,272 INFO L134 CoverageAnalysis]: Checked inductivity of 32881 backedges. 16156 proven. 10 refuted. 0 times theorem prover too weak. 16715 trivial. 0 not checked. [2021-11-23 00:58:53,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:53,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 372 states and 608 transitions. [2021-11-23 00:58:53,294 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 608 transitions. [2021-11-23 00:58:53,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-11-23 00:58:53,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:53,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:53,382 INFO L134 CoverageAnalysis]: Checked inductivity of 33126 backedges. 16396 proven. 15 refuted. 0 times theorem prover too weak. 16715 trivial. 0 not checked. [2021-11-23 00:58:54,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:54,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 373 states and 608 transitions. [2021-11-23 00:58:54,556 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 608 transitions. [2021-11-23 00:58:54,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2021-11-23 00:58:54,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:54,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:54,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:54,630 INFO L134 CoverageAnalysis]: Checked inductivity of 33372 backedges. 19487 proven. 393 refuted. 0 times theorem prover too weak. 13492 trivial. 0 not checked. [2021-11-23 00:58:58,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:58,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 377 states and 614 transitions. [2021-11-23 00:58:58,567 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 614 transitions. [2021-11-23 00:58:58,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-11-23 00:58:58,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:58,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:58,673 INFO L134 CoverageAnalysis]: Checked inductivity of 34188 backedges. 16395 proven. 3 refuted. 0 times theorem prover too weak. 17790 trivial. 0 not checked. [2021-11-23 00:58:59,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:59,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 378 states and 615 transitions. [2021-11-23 00:58:59,647 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 615 transitions. [2021-11-23 00:58:59,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-23 00:58:59,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:59,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:59,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:59,719 INFO L134 CoverageAnalysis]: Checked inductivity of 34438 backedges. 16642 proven. 6 refuted. 0 times theorem prover too weak. 17790 trivial. 0 not checked. [2021-11-23 00:59:00,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:00,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 379 states and 616 transitions. [2021-11-23 00:59:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 616 transitions. [2021-11-23 00:59:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2021-11-23 00:59:00,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:00,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:00,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 34689 backedges. 16889 proven. 10 refuted. 0 times theorem prover too weak. 17790 trivial. 0 not checked. [2021-11-23 00:59:01,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:01,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 380 states and 617 transitions. [2021-11-23 00:59:01,953 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 617 transitions. [2021-11-23 00:59:01,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2021-11-23 00:59:01,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:01,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:02,031 INFO L134 CoverageAnalysis]: Checked inductivity of 34941 backedges. 17136 proven. 15 refuted. 0 times theorem prover too weak. 17790 trivial. 0 not checked. [2021-11-23 00:59:03,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 381 states and 617 transitions. [2021-11-23 00:59:03,202 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 617 transitions. [2021-11-23 00:59:03,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2021-11-23 00:59:03,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:03,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 35194 backedges. 16595 proven. 3 refuted. 0 times theorem prover too weak. 18596 trivial. 0 not checked. [2021-11-23 00:59:04,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:04,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 382 states and 618 transitions. [2021-11-23 00:59:04,254 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 618 transitions. [2021-11-23 00:59:04,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2021-11-23 00:59:04,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:04,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:04,330 INFO L134 CoverageAnalysis]: Checked inductivity of 35448 backedges. 16846 proven. 6 refuted. 0 times theorem prover too weak. 18596 trivial. 0 not checked. [2021-11-23 00:59:05,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:05,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 383 states and 619 transitions. [2021-11-23 00:59:05,308 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 619 transitions. [2021-11-23 00:59:05,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 381 [2021-11-23 00:59:05,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:05,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 35703 backedges. 17097 proven. 10 refuted. 0 times theorem prover too weak. 18596 trivial. 0 not checked. [2021-11-23 00:59:06,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 384 states and 620 transitions. [2021-11-23 00:59:06,569 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 620 transitions. [2021-11-23 00:59:06,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-23 00:59:06,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:06,646 INFO L134 CoverageAnalysis]: Checked inductivity of 35959 backedges. 17348 proven. 15 refuted. 0 times theorem prover too weak. 18596 trivial. 0 not checked. [2021-11-23 00:59:07,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:07,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 385 states and 620 transitions. [2021-11-23 00:59:07,642 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 620 transitions. [2021-11-23 00:59:07,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 00:59:07,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:07,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:07,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:08,386 INFO L134 CoverageAnalysis]: Checked inductivity of 36216 backedges. 16062 proven. 11985 refuted. 0 times theorem prover too weak. 8169 trivial. 0 not checked. [2021-11-23 00:59:19,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:19,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 395 states and 638 transitions. [2021-11-23 00:59:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 638 transitions. [2021-11-23 00:59:19,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2021-11-23 00:59:19,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:19,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:19,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:19,205 INFO L134 CoverageAnalysis]: Checked inductivity of 38028 backedges. 17903 proven. 3 refuted. 0 times theorem prover too weak. 20122 trivial. 0 not checked. [2021-11-23 00:59:20,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 396 states and 639 transitions. [2021-11-23 00:59:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 639 transitions. [2021-11-23 00:59:20,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2021-11-23 00:59:20,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:20,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:20,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,477 INFO L134 CoverageAnalysis]: Checked inductivity of 38292 backedges. 18164 proven. 6 refuted. 0 times theorem prover too weak. 20122 trivial. 0 not checked. [2021-11-23 00:59:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 397 states and 640 transitions. [2021-11-23 00:59:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 640 transitions. [2021-11-23 00:59:21,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2021-11-23 00:59:21,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,553 INFO L134 CoverageAnalysis]: Checked inductivity of 38557 backedges. 18425 proven. 10 refuted. 0 times theorem prover too weak. 20122 trivial. 0 not checked. [2021-11-23 00:59:22,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 398 states and 641 transitions. [2021-11-23 00:59:22,546 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 641 transitions. [2021-11-23 00:59:22,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2021-11-23 00:59:22,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,631 INFO L134 CoverageAnalysis]: Checked inductivity of 38823 backedges. 18686 proven. 15 refuted. 0 times theorem prover too weak. 20122 trivial. 0 not checked. [2021-11-23 00:59:23,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 399 states and 641 transitions. [2021-11-23 00:59:23,634 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 641 transitions. [2021-11-23 00:59:23,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2021-11-23 00:59:23,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:23,867 INFO L134 CoverageAnalysis]: Checked inductivity of 39090 backedges. 19312 proven. 24 refuted. 0 times theorem prover too weak. 19754 trivial. 0 not checked. [2021-11-23 00:59:27,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 403 states and 648 transitions. [2021-11-23 00:59:27,890 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 648 transitions. [2021-11-23 00:59:27,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2021-11-23 00:59:27,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,970 INFO L134 CoverageAnalysis]: Checked inductivity of 39973 backedges. 18622 proven. 3 refuted. 0 times theorem prover too weak. 21348 trivial. 0 not checked. [2021-11-23 00:59:29,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:29,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 404 states and 649 transitions. [2021-11-23 00:59:29,148 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 649 transitions. [2021-11-23 00:59:29,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2021-11-23 00:59:29,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:29,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:29,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:29,251 INFO L134 CoverageAnalysis]: Checked inductivity of 40244 backedges. 18890 proven. 6 refuted. 0 times theorem prover too weak. 21348 trivial. 0 not checked. [2021-11-23 00:59:30,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:30,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 405 states and 650 transitions. [2021-11-23 00:59:30,367 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 650 transitions. [2021-11-23 00:59:30,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2021-11-23 00:59:30,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:30,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:30,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 40516 backedges. 19158 proven. 10 refuted. 0 times theorem prover too weak. 21348 trivial. 0 not checked. [2021-11-23 00:59:31,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 406 states and 651 transitions. [2021-11-23 00:59:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 651 transitions. [2021-11-23 00:59:31,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2021-11-23 00:59:31,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:31,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:31,718 INFO L134 CoverageAnalysis]: Checked inductivity of 40789 backedges. 19426 proven. 15 refuted. 0 times theorem prover too weak. 21348 trivial. 0 not checked. [2021-11-23 00:59:32,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 407 states and 651 transitions. [2021-11-23 00:59:32,902 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 651 transitions. [2021-11-23 00:59:32,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-11-23 00:59:32,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 41063 backedges. 21191 proven. 97 refuted. 0 times theorem prover too weak. 19775 trivial. 0 not checked. [2021-11-23 00:59:37,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:37,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 411 states and 658 transitions. [2021-11-23 00:59:37,216 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 658 transitions. [2021-11-23 00:59:37,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2021-11-23 00:59:37,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:37,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:37,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:37,300 INFO L134 CoverageAnalysis]: Checked inductivity of 41968 backedges. 19341 proven. 3 refuted. 0 times theorem prover too weak. 22624 trivial. 0 not checked. [2021-11-23 00:59:38,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:38,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 412 states and 659 transitions. [2021-11-23 00:59:38,357 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 659 transitions. [2021-11-23 00:59:38,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2021-11-23 00:59:38,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:38,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:38,440 INFO L134 CoverageAnalysis]: Checked inductivity of 42246 backedges. 19616 proven. 6 refuted. 0 times theorem prover too weak. 22624 trivial. 0 not checked. [2021-11-23 00:59:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 413 states and 660 transitions. [2021-11-23 00:59:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 660 transitions. [2021-11-23 00:59:39,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2021-11-23 00:59:39,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:39,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 42525 backedges. 19891 proven. 10 refuted. 0 times theorem prover too weak. 22624 trivial. 0 not checked. [2021-11-23 00:59:40,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:40,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 414 states and 661 transitions. [2021-11-23 00:59:40,892 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 661 transitions. [2021-11-23 00:59:40,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2021-11-23 00:59:40,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:40,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:40,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:40,981 INFO L134 CoverageAnalysis]: Checked inductivity of 42805 backedges. 20166 proven. 15 refuted. 0 times theorem prover too weak. 22624 trivial. 0 not checked. [2021-11-23 00:59:42,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:42,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 415 states and 661 transitions. [2021-11-23 00:59:42,271 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 661 transitions. [2021-11-23 00:59:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2021-11-23 00:59:42,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:42,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:42,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:42,378 INFO L134 CoverageAnalysis]: Checked inductivity of 43086 backedges. 23070 proven. 220 refuted. 0 times theorem prover too weak. 19796 trivial. 0 not checked. [2021-11-23 00:59:46,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 419 states and 668 transitions. [2021-11-23 00:59:46,986 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 668 transitions. [2021-11-23 00:59:46,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 417 [2021-11-23 00:59:46,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,317 INFO L134 CoverageAnalysis]: Checked inductivity of 44013 backedges. 20060 proven. 3 refuted. 0 times theorem prover too weak. 23950 trivial. 0 not checked. [2021-11-23 00:59:48,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 420 states and 669 transitions. [2021-11-23 00:59:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 669 transitions. [2021-11-23 00:59:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2021-11-23 00:59:48,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:48,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:48,538 INFO L134 CoverageAnalysis]: Checked inductivity of 44298 backedges. 20342 proven. 6 refuted. 0 times theorem prover too weak. 23950 trivial. 0 not checked. [2021-11-23 00:59:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:49,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 421 states and 670 transitions. [2021-11-23 00:59:49,725 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 670 transitions. [2021-11-23 00:59:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 419 [2021-11-23 00:59:49,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:49,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:49,939 INFO L134 CoverageAnalysis]: Checked inductivity of 44584 backedges. 20624 proven. 10 refuted. 0 times theorem prover too weak. 23950 trivial. 0 not checked. [2021-11-23 00:59:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:51,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 422 states and 671 transitions. [2021-11-23 00:59:51,104 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 671 transitions. [2021-11-23 00:59:51,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2021-11-23 00:59:51,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:51,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:51,197 INFO L134 CoverageAnalysis]: Checked inductivity of 44871 backedges. 20906 proven. 15 refuted. 0 times theorem prover too weak. 23950 trivial. 0 not checked. [2021-11-23 00:59:52,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:52,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 423 states and 671 transitions. [2021-11-23 00:59:52,341 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 671 transitions. [2021-11-23 00:59:52,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2021-11-23 00:59:52,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:52,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:52,435 INFO L134 CoverageAnalysis]: Checked inductivity of 45159 backedges. 24949 proven. 393 refuted. 0 times theorem prover too weak. 19817 trivial. 0 not checked. [2021-11-23 00:59:57,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:57,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 427 states and 677 transitions. [2021-11-23 00:59:57,174 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 677 transitions. [2021-11-23 00:59:57,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2021-11-23 00:59:57,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:57,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:57,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:57,265 INFO L134 CoverageAnalysis]: Checked inductivity of 46108 backedges. 20779 proven. 3 refuted. 0 times theorem prover too weak. 25326 trivial. 0 not checked. [2021-11-23 00:59:58,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:58,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 428 states and 678 transitions. [2021-11-23 00:59:58,445 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 678 transitions. [2021-11-23 00:59:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2021-11-23 00:59:58,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:58,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:58,536 INFO L134 CoverageAnalysis]: Checked inductivity of 46400 backedges. 21068 proven. 6 refuted. 0 times theorem prover too weak. 25326 trivial. 0 not checked. [2021-11-23 00:59:59,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:59,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 429 states and 679 transitions. [2021-11-23 00:59:59,839 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 679 transitions. [2021-11-23 00:59:59,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2021-11-23 00:59:59,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:59,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,937 INFO L134 CoverageAnalysis]: Checked inductivity of 46693 backedges. 21357 proven. 10 refuted. 0 times theorem prover too weak. 25326 trivial. 0 not checked. [2021-11-23 01:00:01,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:01,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 430 states and 680 transitions. [2021-11-23 01:00:01,094 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 680 transitions. [2021-11-23 01:00:01,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 428 [2021-11-23 01:00:01,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:01,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:01,390 INFO L134 CoverageAnalysis]: Checked inductivity of 46987 backedges. 21646 proven. 15 refuted. 0 times theorem prover too weak. 25326 trivial. 0 not checked. [2021-11-23 01:00:02,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:02,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 431 states and 680 transitions. [2021-11-23 01:00:02,597 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 680 transitions. [2021-11-23 01:00:02,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 429 [2021-11-23 01:00:02,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:02,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:02,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:02,706 INFO L134 CoverageAnalysis]: Checked inductivity of 47282 backedges. 20846 proven. 3 refuted. 0 times theorem prover too weak. 26433 trivial. 0 not checked. [2021-11-23 01:00:04,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 432 states and 681 transitions. [2021-11-23 01:00:04,019 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 681 transitions. [2021-11-23 01:00:04,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2021-11-23 01:00:04,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,114 INFO L134 CoverageAnalysis]: Checked inductivity of 47578 backedges. 21139 proven. 6 refuted. 0 times theorem prover too weak. 26433 trivial. 0 not checked. [2021-11-23 01:00:05,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:05,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 433 states and 682 transitions. [2021-11-23 01:00:05,278 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 682 transitions. [2021-11-23 01:00:05,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2021-11-23 01:00:05,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:05,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:05,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:05,396 INFO L134 CoverageAnalysis]: Checked inductivity of 47875 backedges. 21432 proven. 10 refuted. 0 times theorem prover too weak. 26433 trivial. 0 not checked. [2021-11-23 01:00:06,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:06,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 434 states and 683 transitions. [2021-11-23 01:00:06,578 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 683 transitions. [2021-11-23 01:00:06,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2021-11-23 01:00:06,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:06,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:06,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:06,822 INFO L134 CoverageAnalysis]: Checked inductivity of 48173 backedges. 21725 proven. 15 refuted. 0 times theorem prover too weak. 26433 trivial. 0 not checked. [2021-11-23 01:00:08,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:08,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 435 states and 683 transitions. [2021-11-23 01:00:08,038 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 683 transitions. [2021-11-23 01:00:08,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-23 01:00:08,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:08,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:08,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:08,137 INFO L134 CoverageAnalysis]: Checked inductivity of 48472 backedges. 20895 proven. 3 refuted. 0 times theorem prover too weak. 27574 trivial. 0 not checked. [2021-11-23 01:00:09,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:09,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 436 states and 684 transitions. [2021-11-23 01:00:09,237 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 684 transitions. [2021-11-23 01:00:09,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2021-11-23 01:00:09,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:09,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:09,335 INFO L134 CoverageAnalysis]: Checked inductivity of 48772 backedges. 21192 proven. 6 refuted. 0 times theorem prover too weak. 27574 trivial. 0 not checked. [2021-11-23 01:00:10,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:10,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 437 states and 685 transitions. [2021-11-23 01:00:10,626 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 685 transitions. [2021-11-23 01:00:10,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 435 [2021-11-23 01:00:10,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:10,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:10,740 INFO L134 CoverageAnalysis]: Checked inductivity of 49073 backedges. 21489 proven. 10 refuted. 0 times theorem prover too weak. 27574 trivial. 0 not checked. [2021-11-23 01:00:11,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:11,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 438 states and 686 transitions. [2021-11-23 01:00:11,869 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 686 transitions. [2021-11-23 01:00:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2021-11-23 01:00:11,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:11,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:11,980 INFO L134 CoverageAnalysis]: Checked inductivity of 49375 backedges. 21786 proven. 15 refuted. 0 times theorem prover too weak. 27574 trivial. 0 not checked. [2021-11-23 01:00:13,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:13,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 439 states and 686 transitions. [2021-11-23 01:00:13,289 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 686 transitions. [2021-11-23 01:00:13,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2021-11-23 01:00:13,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:13,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:13,389 INFO L134 CoverageAnalysis]: Checked inductivity of 49678 backedges. 22431 proven. 24 refuted. 0 times theorem prover too weak. 27223 trivial. 0 not checked. [2021-11-23 01:00:18,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:18,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 443 states and 693 transitions. [2021-11-23 01:00:18,197 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 693 transitions. [2021-11-23 01:00:18,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-23 01:00:18,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:18,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:18,300 INFO L134 CoverageAnalysis]: Checked inductivity of 50673 backedges. 21569 proven. 3 refuted. 0 times theorem prover too weak. 29101 trivial. 0 not checked. [2021-11-23 01:00:19,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 444 states and 694 transitions. [2021-11-23 01:00:19,475 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 694 transitions. [2021-11-23 01:00:19,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2021-11-23 01:00:19,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:19,609 INFO L134 CoverageAnalysis]: Checked inductivity of 50980 backedges. 21873 proven. 6 refuted. 0 times theorem prover too weak. 29101 trivial. 0 not checked. [2021-11-23 01:00:20,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 445 states and 695 transitions. [2021-11-23 01:00:20,954 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 695 transitions. [2021-11-23 01:00:20,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 443 [2021-11-23 01:00:20,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:21,065 INFO L134 CoverageAnalysis]: Checked inductivity of 51288 backedges. 22177 proven. 10 refuted. 0 times theorem prover too weak. 29101 trivial. 0 not checked. [2021-11-23 01:00:22,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:22,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 446 states and 696 transitions. [2021-11-23 01:00:22,399 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 696 transitions. [2021-11-23 01:00:22,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 444 [2021-11-23 01:00:22,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:22,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:22,509 INFO L134 CoverageAnalysis]: Checked inductivity of 51597 backedges. 22481 proven. 15 refuted. 0 times theorem prover too weak. 29101 trivial. 0 not checked. [2021-11-23 01:00:23,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:23,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 447 states and 696 transitions. [2021-11-23 01:00:23,690 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 696 transitions. [2021-11-23 01:00:23,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2021-11-23 01:00:23,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:23,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:23,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:23,792 INFO L134 CoverageAnalysis]: Checked inductivity of 51907 backedges. 24566 proven. 97 refuted. 0 times theorem prover too weak. 27244 trivial. 0 not checked. [2021-11-23 01:00:28,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:28,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 451 states and 703 transitions. [2021-11-23 01:00:28,608 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 703 transitions. [2021-11-23 01:00:28,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2021-11-23 01:00:28,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:28,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:28,726 INFO L134 CoverageAnalysis]: Checked inductivity of 52924 backedges. 22243 proven. 3 refuted. 0 times theorem prover too weak. 30678 trivial. 0 not checked. [2021-11-23 01:00:29,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 452 states and 704 transitions. [2021-11-23 01:00:29,886 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 704 transitions. [2021-11-23 01:00:29,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2021-11-23 01:00:29,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,990 INFO L134 CoverageAnalysis]: Checked inductivity of 53238 backedges. 22554 proven. 6 refuted. 0 times theorem prover too weak. 30678 trivial. 0 not checked. [2021-11-23 01:00:31,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:31,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 453 states and 705 transitions. [2021-11-23 01:00:31,339 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 705 transitions. [2021-11-23 01:00:31,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2021-11-23 01:00:31,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:31,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:31,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:31,445 INFO L134 CoverageAnalysis]: Checked inductivity of 53553 backedges. 22865 proven. 10 refuted. 0 times theorem prover too weak. 30678 trivial. 0 not checked. [2021-11-23 01:00:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:32,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 454 states and 706 transitions. [2021-11-23 01:00:32,799 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 706 transitions. [2021-11-23 01:00:32,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2021-11-23 01:00:32,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:32,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 53869 backedges. 23176 proven. 15 refuted. 0 times theorem prover too weak. 30678 trivial. 0 not checked. [2021-11-23 01:00:34,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:34,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 455 states and 706 transitions. [2021-11-23 01:00:34,153 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 706 transitions. [2021-11-23 01:00:34,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 453 [2021-11-23 01:00:34,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:34,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:34,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:34,269 INFO L134 CoverageAnalysis]: Checked inductivity of 54186 backedges. 26701 proven. 220 refuted. 0 times theorem prover too weak. 27265 trivial. 0 not checked. [2021-11-23 01:00:39,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:39,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 459 states and 713 transitions. [2021-11-23 01:00:39,255 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 713 transitions. [2021-11-23 01:00:39,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2021-11-23 01:00:39,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:39,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:39,363 INFO L134 CoverageAnalysis]: Checked inductivity of 55225 backedges. 22917 proven. 3 refuted. 0 times theorem prover too weak. 32305 trivial. 0 not checked. [2021-11-23 01:00:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 460 states and 714 transitions. [2021-11-23 01:00:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 714 transitions. [2021-11-23 01:00:40,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-11-23 01:00:40,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:40,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:40,871 INFO L134 CoverageAnalysis]: Checked inductivity of 55546 backedges. 23235 proven. 6 refuted. 0 times theorem prover too weak. 32305 trivial. 0 not checked. [2021-11-23 01:00:42,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:42,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 461 states and 715 transitions. [2021-11-23 01:00:42,097 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 715 transitions. [2021-11-23 01:00:42,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 459 [2021-11-23 01:00:42,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:42,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:42,207 INFO L134 CoverageAnalysis]: Checked inductivity of 55868 backedges. 23553 proven. 10 refuted. 0 times theorem prover too weak. 32305 trivial. 0 not checked. [2021-11-23 01:00:43,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:43,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 462 states and 716 transitions. [2021-11-23 01:00:43,642 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 716 transitions. [2021-11-23 01:00:43,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2021-11-23 01:00:43,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:43,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:43,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:43,781 INFO L134 CoverageAnalysis]: Checked inductivity of 56191 backedges. 23871 proven. 15 refuted. 0 times theorem prover too weak. 32305 trivial. 0 not checked. [2021-11-23 01:00:45,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:45,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 463 states and 716 transitions. [2021-11-23 01:00:45,103 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 716 transitions. [2021-11-23 01:00:45,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 461 [2021-11-23 01:00:45,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:45,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:45,245 INFO L134 CoverageAnalysis]: Checked inductivity of 56515 backedges. 28836 proven. 393 refuted. 0 times theorem prover too weak. 27286 trivial. 0 not checked. [2021-11-23 01:00:50,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:50,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 467 states and 722 transitions. [2021-11-23 01:00:50,525 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 722 transitions. [2021-11-23 01:00:50,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 465 [2021-11-23 01:00:50,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:50,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:50,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:50,635 INFO L134 CoverageAnalysis]: Checked inductivity of 57576 backedges. 23591 proven. 3 refuted. 0 times theorem prover too weak. 33982 trivial. 0 not checked. [2021-11-23 01:00:52,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:52,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 468 states and 723 transitions. [2021-11-23 01:00:52,045 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 723 transitions. [2021-11-23 01:00:52,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2021-11-23 01:00:52,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:52,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:52,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:52,215 INFO L134 CoverageAnalysis]: Checked inductivity of 57904 backedges. 23916 proven. 6 refuted. 0 times theorem prover too weak. 33982 trivial. 0 not checked. [2021-11-23 01:00:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 469 states and 724 transitions. [2021-11-23 01:00:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 724 transitions. [2021-11-23 01:00:53,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2021-11-23 01:00:53,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:53,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:53,598 INFO L134 CoverageAnalysis]: Checked inductivity of 58233 backedges. 24241 proven. 10 refuted. 0 times theorem prover too weak. 33982 trivial. 0 not checked. [2021-11-23 01:00:55,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:55,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 470 states and 725 transitions. [2021-11-23 01:00:55,044 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 725 transitions. [2021-11-23 01:00:55,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 468 [2021-11-23 01:00:55,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:55,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:55,175 INFO L134 CoverageAnalysis]: Checked inductivity of 58563 backedges. 24566 proven. 15 refuted. 0 times theorem prover too weak. 33982 trivial. 0 not checked. [2021-11-23 01:00:56,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 471 states and 725 transitions. [2021-11-23 01:00:56,457 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 725 transitions. [2021-11-23 01:00:56,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2021-11-23 01:00:56,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:56,582 INFO L134 CoverageAnalysis]: Checked inductivity of 58894 backedges. 23480 proven. 3 refuted. 0 times theorem prover too weak. 35411 trivial. 0 not checked. [2021-11-23 01:00:58,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:58,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 472 states and 726 transitions. [2021-11-23 01:00:58,040 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 726 transitions. [2021-11-23 01:00:58,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 470 [2021-11-23 01:00:58,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:58,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:58,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:58,154 INFO L134 CoverageAnalysis]: Checked inductivity of 59226 backedges. 23809 proven. 6 refuted. 0 times theorem prover too weak. 35411 trivial. 0 not checked. [2021-11-23 01:00:59,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:59,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 473 states and 727 transitions. [2021-11-23 01:00:59,589 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 727 transitions. [2021-11-23 01:00:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 471 [2021-11-23 01:00:59,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:59,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:59,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 59559 backedges. 24138 proven. 10 refuted. 0 times theorem prover too weak. 35411 trivial. 0 not checked. [2021-11-23 01:01:00,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 474 states and 728 transitions. [2021-11-23 01:01:00,973 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 728 transitions. [2021-11-23 01:01:00,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 472 [2021-11-23 01:01:00,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:01,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:01,092 INFO L134 CoverageAnalysis]: Checked inductivity of 59893 backedges. 24467 proven. 15 refuted. 0 times theorem prover too weak. 35411 trivial. 0 not checked. [2021-11-23 01:01:02,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 475 states and 728 transitions. [2021-11-23 01:01:02,370 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 728 transitions. [2021-11-23 01:01:02,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 473 [2021-11-23 01:01:02,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:02,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:03,225 INFO L134 CoverageAnalysis]: Checked inductivity of 60228 backedges. 20950 proven. 3300 refuted. 0 times theorem prover too weak. 35978 trivial. 0 not checked. [2021-11-23 01:01:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:31,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 497 states and 771 transitions. [2021-11-23 01:01:31,733 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 771 transitions. [2021-11-23 01:01:31,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2021-11-23 01:01:31,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:31,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:31,868 INFO L134 CoverageAnalysis]: Checked inductivity of 64944 backedges. 26705 proven. 3 refuted. 0 times theorem prover too weak. 38236 trivial. 0 not checked. [2021-11-23 01:01:33,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:33,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 498 states and 772 transitions. [2021-11-23 01:01:33,340 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 772 transitions. [2021-11-23 01:01:33,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2021-11-23 01:01:33,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:33,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:33,463 INFO L134 CoverageAnalysis]: Checked inductivity of 65292 backedges. 27050 proven. 6 refuted. 0 times theorem prover too weak. 38236 trivial. 0 not checked. [2021-11-23 01:01:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:34,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 499 states and 773 transitions. [2021-11-23 01:01:34,924 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 773 transitions. [2021-11-23 01:01:34,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2021-11-23 01:01:34,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:34,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:35,049 INFO L134 CoverageAnalysis]: Checked inductivity of 65641 backedges. 27395 proven. 10 refuted. 0 times theorem prover too weak. 38236 trivial. 0 not checked. [2021-11-23 01:01:36,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:36,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 500 states and 774 transitions. [2021-11-23 01:01:36,303 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 774 transitions. [2021-11-23 01:01:36,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2021-11-23 01:01:36,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:36,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:36,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:36,430 INFO L134 CoverageAnalysis]: Checked inductivity of 65991 backedges. 27740 proven. 15 refuted. 0 times theorem prover too weak. 38236 trivial. 0 not checked. [2021-11-23 01:01:37,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:37,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 501 states and 774 transitions. [2021-11-23 01:01:37,701 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 774 transitions. [2021-11-23 01:01:37,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 499 [2021-11-23 01:01:37,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:37,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:38,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:38,078 INFO L134 CoverageAnalysis]: Checked inductivity of 66342 backedges. 28464 proven. 24 refuted. 0 times theorem prover too weak. 37854 trivial. 0 not checked. [2021-11-23 01:01:43,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:43,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 505 states and 781 transitions. [2021-11-23 01:01:43,290 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 781 transitions. [2021-11-23 01:01:43,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 503 [2021-11-23 01:01:43,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:43,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:43,415 INFO L134 CoverageAnalysis]: Checked inductivity of 67491 backedges. 27424 proven. 3 refuted. 0 times theorem prover too weak. 40064 trivial. 0 not checked. [2021-11-23 01:01:44,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:44,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 506 states and 782 transitions. [2021-11-23 01:01:44,943 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 782 transitions. [2021-11-23 01:01:44,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2021-11-23 01:01:44,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:44,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:45,072 INFO L134 CoverageAnalysis]: Checked inductivity of 67846 backedges. 27776 proven. 6 refuted. 0 times theorem prover too weak. 40064 trivial. 0 not checked. [2021-11-23 01:01:46,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:46,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 507 states and 783 transitions. [2021-11-23 01:01:46,605 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 783 transitions. [2021-11-23 01:01:46,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2021-11-23 01:01:46,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:46,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:46,733 INFO L134 CoverageAnalysis]: Checked inductivity of 68202 backedges. 28128 proven. 10 refuted. 0 times theorem prover too weak. 40064 trivial. 0 not checked. [2021-11-23 01:01:48,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:48,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 508 states and 784 transitions. [2021-11-23 01:01:48,061 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 784 transitions. [2021-11-23 01:01:48,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2021-11-23 01:01:48,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:48,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:48,396 INFO L134 CoverageAnalysis]: Checked inductivity of 68559 backedges. 28480 proven. 15 refuted. 0 times theorem prover too weak. 40064 trivial. 0 not checked. [2021-11-23 01:01:49,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:49,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 509 states and 784 transitions. [2021-11-23 01:01:49,837 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 784 transitions. [2021-11-23 01:01:49,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 507 [2021-11-23 01:01:49,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:49,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:49,968 INFO L134 CoverageAnalysis]: Checked inductivity of 68917 backedges. 30945 proven. 97 refuted. 0 times theorem prover too weak. 37875 trivial. 0 not checked. [2021-11-23 01:01:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 513 states and 791 transitions. [2021-11-23 01:01:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 791 transitions. [2021-11-23 01:01:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2021-11-23 01:01:55,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:55,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:55,566 INFO L134 CoverageAnalysis]: Checked inductivity of 70088 backedges. 28143 proven. 3 refuted. 0 times theorem prover too weak. 41942 trivial. 0 not checked. [2021-11-23 01:01:57,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:57,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 514 states and 792 transitions. [2021-11-23 01:01:57,080 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 792 transitions. [2021-11-23 01:01:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2021-11-23 01:01:57,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:57,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:57,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:57,223 INFO L134 CoverageAnalysis]: Checked inductivity of 70450 backedges. 28502 proven. 6 refuted. 0 times theorem prover too weak. 41942 trivial. 0 not checked. [2021-11-23 01:01:58,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:58,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 515 states and 793 transitions. [2021-11-23 01:01:58,825 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 793 transitions. [2021-11-23 01:01:58,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 513 [2021-11-23 01:01:58,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:58,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:59,014 INFO L134 CoverageAnalysis]: Checked inductivity of 70813 backedges. 28861 proven. 10 refuted. 0 times theorem prover too weak. 41942 trivial. 0 not checked. [2021-11-23 01:02:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:00,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 516 states and 794 transitions. [2021-11-23 01:02:00,565 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 794 transitions. [2021-11-23 01:02:00,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2021-11-23 01:02:00,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:00,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:00,698 INFO L134 CoverageAnalysis]: Checked inductivity of 71177 backedges. 29220 proven. 15 refuted. 0 times theorem prover too weak. 41942 trivial. 0 not checked. [2021-11-23 01:02:02,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:02,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 517 states and 794 transitions. [2021-11-23 01:02:02,046 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 794 transitions. [2021-11-23 01:02:02,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 515 [2021-11-23 01:02:02,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:02,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:02,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:02,399 INFO L134 CoverageAnalysis]: Checked inductivity of 71542 backedges. 33426 proven. 220 refuted. 0 times theorem prover too weak. 37896 trivial. 0 not checked. [2021-11-23 01:02:07,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:07,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 521 states and 801 transitions. [2021-11-23 01:02:07,837 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 801 transitions. [2021-11-23 01:02:07,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 519 [2021-11-23 01:02:07,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:07,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,970 INFO L134 CoverageAnalysis]: Checked inductivity of 72735 backedges. 28862 proven. 3 refuted. 0 times theorem prover too weak. 43870 trivial. 0 not checked. [2021-11-23 01:02:09,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:09,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 522 states and 802 transitions. [2021-11-23 01:02:09,530 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 802 transitions. [2021-11-23 01:02:09,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 520 [2021-11-23 01:02:09,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:09,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:09,697 INFO L134 CoverageAnalysis]: Checked inductivity of 73104 backedges. 29228 proven. 6 refuted. 0 times theorem prover too weak. 43870 trivial. 0 not checked. [2021-11-23 01:02:11,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:11,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 523 states and 803 transitions. [2021-11-23 01:02:11,268 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 803 transitions. [2021-11-23 01:02:11,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 521 [2021-11-23 01:02:11,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:11,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:11,417 INFO L134 CoverageAnalysis]: Checked inductivity of 73474 backedges. 29594 proven. 10 refuted. 0 times theorem prover too weak. 43870 trivial. 0 not checked. [2021-11-23 01:02:12,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:12,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 524 states and 804 transitions. [2021-11-23 01:02:12,794 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 804 transitions. [2021-11-23 01:02:12,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2021-11-23 01:02:12,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:12,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:12,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:12,940 INFO L134 CoverageAnalysis]: Checked inductivity of 73845 backedges. 29960 proven. 15 refuted. 0 times theorem prover too weak. 43870 trivial. 0 not checked. [2021-11-23 01:02:14,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:14,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 525 states and 804 transitions. [2021-11-23 01:02:14,483 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 804 transitions. [2021-11-23 01:02:14,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2021-11-23 01:02:14,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:14,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:14,622 INFO L134 CoverageAnalysis]: Checked inductivity of 74217 backedges. 35907 proven. 393 refuted. 0 times theorem prover too weak. 37917 trivial. 0 not checked. [2021-11-23 01:02:20,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:20,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 529 states and 810 transitions. [2021-11-23 01:02:20,410 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 810 transitions. [2021-11-23 01:02:20,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2021-11-23 01:02:20,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:20,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:20,573 INFO L134 CoverageAnalysis]: Checked inductivity of 75432 backedges. 29581 proven. 3 refuted. 0 times theorem prover too weak. 45848 trivial. 0 not checked. [2021-11-23 01:02:22,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:22,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 530 states and 811 transitions. [2021-11-23 01:02:22,158 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 811 transitions. [2021-11-23 01:02:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 528 [2021-11-23 01:02:22,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:22,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:22,325 INFO L134 CoverageAnalysis]: Checked inductivity of 75808 backedges. 29954 proven. 6 refuted. 0 times theorem prover too weak. 45848 trivial. 0 not checked. [2021-11-23 01:02:23,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:23,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 531 states and 812 transitions. [2021-11-23 01:02:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 812 transitions. [2021-11-23 01:02:23,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2021-11-23 01:02:23,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:23,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:24,053 INFO L134 CoverageAnalysis]: Checked inductivity of 76185 backedges. 30327 proven. 10 refuted. 0 times theorem prover too weak. 45848 trivial. 0 not checked. [2021-11-23 01:02:25,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:25,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 532 states and 813 transitions. [2021-11-23 01:02:25,468 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 813 transitions. [2021-11-23 01:02:25,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2021-11-23 01:02:25,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:25,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:25,812 INFO L134 CoverageAnalysis]: Checked inductivity of 76563 backedges. 30700 proven. 15 refuted. 0 times theorem prover too weak. 45848 trivial. 0 not checked. [2021-11-23 01:02:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 533 states and 813 transitions. [2021-11-23 01:02:27,242 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 813 transitions. [2021-11-23 01:02:27,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 531 [2021-11-23 01:02:27,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,464 INFO L134 CoverageAnalysis]: Checked inductivity of 76942 backedges. 29382 proven. 3 refuted. 0 times theorem prover too weak. 47557 trivial. 0 not checked. [2021-11-23 01:02:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:29,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 534 states and 814 transitions. [2021-11-23 01:02:29,280 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 814 transitions. [2021-11-23 01:02:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2021-11-23 01:02:29,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:29,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:29,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:29,421 INFO L134 CoverageAnalysis]: Checked inductivity of 77322 backedges. 29759 proven. 6 refuted. 0 times theorem prover too weak. 47557 trivial. 0 not checked. [2021-11-23 01:02:31,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:31,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 535 states and 815 transitions. [2021-11-23 01:02:31,001 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 815 transitions. [2021-11-23 01:02:31,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 533 [2021-11-23 01:02:31,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:31,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:31,156 INFO L134 CoverageAnalysis]: Checked inductivity of 77703 backedges. 30136 proven. 10 refuted. 0 times theorem prover too weak. 47557 trivial. 0 not checked. [2021-11-23 01:02:32,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:32,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 536 states and 816 transitions. [2021-11-23 01:02:32,731 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 816 transitions. [2021-11-23 01:02:32,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 534 [2021-11-23 01:02:32,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:32,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:32,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:32,916 INFO L134 CoverageAnalysis]: Checked inductivity of 78085 backedges. 30513 proven. 15 refuted. 0 times theorem prover too weak. 47557 trivial. 0 not checked. [2021-11-23 01:02:34,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 537 states and 816 transitions. [2021-11-23 01:02:34,334 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 816 transitions. [2021-11-23 01:02:34,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 535 [2021-11-23 01:02:34,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,793 INFO L134 CoverageAnalysis]: Checked inductivity of 78468 backedges. 40160 proven. 276 refuted. 0 times theorem prover too weak. 38032 trivial. 0 not checked. [2021-11-23 01:02:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 547 states and 835 transitions. [2021-11-23 01:02:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 835 transitions. [2021-11-23 01:02:49,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 545 [2021-11-23 01:02:49,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:49,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:49,594 INFO L134 CoverageAnalysis]: Checked inductivity of 81103 backedges. 31089 proven. 3 refuted. 0 times theorem prover too weak. 50011 trivial. 0 not checked. [2021-11-23 01:02:51,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:51,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 548 states and 836 transitions. [2021-11-23 01:02:51,047 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 836 transitions. [2021-11-23 01:02:51,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2021-11-23 01:02:51,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:51,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:51,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:51,415 INFO L134 CoverageAnalysis]: Checked inductivity of 81493 backedges. 31476 proven. 6 refuted. 0 times theorem prover too weak. 50011 trivial. 0 not checked. [2021-11-23 01:02:52,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:52,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 549 states and 837 transitions. [2021-11-23 01:02:52,868 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 837 transitions. [2021-11-23 01:02:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2021-11-23 01:02:52,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:52,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:53,217 INFO L134 CoverageAnalysis]: Checked inductivity of 81884 backedges. 31863 proven. 10 refuted. 0 times theorem prover too weak. 50011 trivial. 0 not checked. [2021-11-23 01:02:54,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 550 states and 838 transitions. [2021-11-23 01:02:54,667 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 838 transitions. [2021-11-23 01:02:54,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 548 [2021-11-23 01:02:54,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:54,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 82276 backedges. 32250 proven. 15 refuted. 0 times theorem prover too weak. 50011 trivial. 0 not checked. [2021-11-23 01:02:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 551 states and 838 transitions. [2021-11-23 01:02:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 838 transitions. [2021-11-23 01:02:56,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 549 [2021-11-23 01:02:56,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:56,582 INFO L134 CoverageAnalysis]: Checked inductivity of 82669 backedges. 33023 proven. 24 refuted. 0 times theorem prover too weak. 49622 trivial. 0 not checked. [2021-11-23 01:03:02,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:02,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 555 states and 845 transitions. [2021-11-23 01:03:02,701 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 845 transitions. [2021-11-23 01:03:02,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2021-11-23 01:03:02,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:02,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:02,850 INFO L134 CoverageAnalysis]: Checked inductivity of 83951 backedges. 31808 proven. 3 refuted. 0 times theorem prover too weak. 52140 trivial. 0 not checked. [2021-11-23 01:03:04,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:04,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 556 states and 846 transitions. [2021-11-23 01:03:04,339 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 846 transitions. [2021-11-23 01:03:04,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2021-11-23 01:03:04,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:04,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:04,709 INFO L134 CoverageAnalysis]: Checked inductivity of 84348 backedges. 32202 proven. 6 refuted. 0 times theorem prover too weak. 52140 trivial. 0 not checked. [2021-11-23 01:03:06,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:06,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 557 states and 847 transitions. [2021-11-23 01:03:06,220 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 847 transitions. [2021-11-23 01:03:06,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 555 [2021-11-23 01:03:06,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:06,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:06,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:06,585 INFO L134 CoverageAnalysis]: Checked inductivity of 84746 backedges. 32596 proven. 10 refuted. 0 times theorem prover too weak. 52140 trivial. 0 not checked. [2021-11-23 01:03:08,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 558 states and 848 transitions. [2021-11-23 01:03:08,123 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 848 transitions. [2021-11-23 01:03:08,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 556 [2021-11-23 01:03:08,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:08,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:08,277 INFO L134 CoverageAnalysis]: Checked inductivity of 85145 backedges. 32990 proven. 15 refuted. 0 times theorem prover too weak. 52140 trivial. 0 not checked. [2021-11-23 01:03:09,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 559 states and 848 transitions. [2021-11-23 01:03:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 848 transitions. [2021-11-23 01:03:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2021-11-23 01:03:09,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:10,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 85545 backedges. 35805 proven. 97 refuted. 0 times theorem prover too weak. 49643 trivial. 0 not checked. [2021-11-23 01:03:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:16,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 563 states and 855 transitions. [2021-11-23 01:03:16,419 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 855 transitions. [2021-11-23 01:03:16,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 561 [2021-11-23 01:03:16,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:16,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:16,571 INFO L134 CoverageAnalysis]: Checked inductivity of 86849 backedges. 32527 proven. 3 refuted. 0 times theorem prover too weak. 54319 trivial. 0 not checked. [2021-11-23 01:03:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:18,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 564 states and 856 transitions. [2021-11-23 01:03:18,376 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 856 transitions. [2021-11-23 01:03:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2021-11-23 01:03:18,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:18,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 87253 backedges. 32928 proven. 6 refuted. 0 times theorem prover too weak. 54319 trivial. 0 not checked. [2021-11-23 01:03:20,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:20,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 565 states and 857 transitions. [2021-11-23 01:03:20,324 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 857 transitions. [2021-11-23 01:03:20,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 563 [2021-11-23 01:03:20,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:20,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:20,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:20,480 INFO L134 CoverageAnalysis]: Checked inductivity of 87658 backedges. 33329 proven. 10 refuted. 0 times theorem prover too weak. 54319 trivial. 0 not checked. [2021-11-23 01:03:22,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:22,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 566 states and 858 transitions. [2021-11-23 01:03:22,019 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 858 transitions. [2021-11-23 01:03:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2021-11-23 01:03:22,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:22,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:22,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:22,408 INFO L134 CoverageAnalysis]: Checked inductivity of 88064 backedges. 33730 proven. 15 refuted. 0 times theorem prover too weak. 54319 trivial. 0 not checked. [2021-11-23 01:03:23,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:23,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 567 states and 858 transitions. [2021-11-23 01:03:23,969 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 858 transitions. [2021-11-23 01:03:23,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2021-11-23 01:03:23,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:23,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:24,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:24,129 INFO L134 CoverageAnalysis]: Checked inductivity of 88471 backedges. 38587 proven. 220 refuted. 0 times theorem prover too weak. 49664 trivial. 0 not checked. [2021-11-23 01:03:30,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:30,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 571 states and 865 transitions. [2021-11-23 01:03:30,580 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 865 transitions. [2021-11-23 01:03:30,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 569 [2021-11-23 01:03:30,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:30,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:30,736 INFO L134 CoverageAnalysis]: Checked inductivity of 89797 backedges. 33246 proven. 3 refuted. 0 times theorem prover too weak. 56548 trivial. 0 not checked. [2021-11-23 01:03:32,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:32,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 572 states and 866 transitions. [2021-11-23 01:03:32,510 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 866 transitions. [2021-11-23 01:03:32,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2021-11-23 01:03:32,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:32,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:32,673 INFO L134 CoverageAnalysis]: Checked inductivity of 90208 backedges. 33654 proven. 6 refuted. 0 times theorem prover too weak. 56548 trivial. 0 not checked. [2021-11-23 01:03:34,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 573 states and 867 transitions. [2021-11-23 01:03:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 867 transitions. [2021-11-23 01:03:34,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 571 [2021-11-23 01:03:34,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:34,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:34,617 INFO L134 CoverageAnalysis]: Checked inductivity of 90620 backedges. 34062 proven. 10 refuted. 0 times theorem prover too weak. 56548 trivial. 0 not checked. [2021-11-23 01:03:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 574 states and 868 transitions. [2021-11-23 01:03:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 868 transitions. [2021-11-23 01:03:36,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2021-11-23 01:03:36,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:36,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:36,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,597 INFO L134 CoverageAnalysis]: Checked inductivity of 91033 backedges. 34470 proven. 15 refuted. 0 times theorem prover too weak. 56548 trivial. 0 not checked. [2021-11-23 01:03:38,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:38,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 575 states and 868 transitions. [2021-11-23 01:03:38,193 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 868 transitions. [2021-11-23 01:03:38,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 573 [2021-11-23 01:03:38,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:38,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:38,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:38,649 INFO L134 CoverageAnalysis]: Checked inductivity of 91447 backedges. 41369 proven. 393 refuted. 0 times theorem prover too weak. 49685 trivial. 0 not checked.