./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label39.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_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/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_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label39.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/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_3380e533-615f-452d-ac0a-f87d761f838d/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 e51d0f9be42091dddfe189cc9c123d5edcf142be4fec1d914e1bef518aa4756e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:11:42,980 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:11:42,981 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:11:43,037 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:11:43,038 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:11:43,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:11:43,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:11:43,050 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:11:43,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:11:43,060 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:11:43,061 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:11:43,063 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:11:43,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:11:43,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:11:43,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:11:43,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:11:43,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:11:43,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:11:43,081 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:11:43,088 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:11:43,090 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:11:43,092 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:11:43,095 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:11:43,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:11:43,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:11:43,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:11:43,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:11:43,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:11:43,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:11:43,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:11:43,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:11:43,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:11:43,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:11:43,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:11:43,114 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:11:43,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:11:43,115 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:11:43,115 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:11:43,115 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:11:43,116 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:11:43,117 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:11:43,118 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:11:43,165 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:11:43,165 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:11:43,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:11:43,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:11:43,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:11:43,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:11:43,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:11:43,167 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:11:43,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:11:43,168 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:11:43,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:11:43,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:11:43,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:11:43,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:11:43,174 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:11:43,174 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:11:43,175 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:11:43,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:11:43,175 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:11:43,175 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:11:43,175 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:11:43,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:43,176 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:11:43,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:11:43,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:11:43,177 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:11:43,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:11:43,177 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:11:43,178 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_3380e533-615f-452d-ac0a-f87d761f838d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e51d0f9be42091dddfe189cc9c123d5edcf142be4fec1d914e1bef518aa4756e [2021-11-23 01:11:43,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:11:43,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:11:43,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:11:43,565 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:11:43,566 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:11:43,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem01_label39.c [2021-11-23 01:11:43,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/data/bb76c0863/d1fd0727fd654467a5eab14a1da56a1d/FLAG300098feb [2021-11-23 01:11:44,338 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:11:44,339 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/sv-benchmarks/c/eca-rers2012/Problem01_label39.c [2021-11-23 01:11:44,355 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/data/bb76c0863/d1fd0727fd654467a5eab14a1da56a1d/FLAG300098feb [2021-11-23 01:11:44,549 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/data/bb76c0863/d1fd0727fd654467a5eab14a1da56a1d [2021-11-23 01:11:44,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:11:44,552 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:11:44,555 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:44,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:11:44,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:11:44,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:44" (1/1) ... [2021-11-23 01:11:44,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d7a067b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:44, skipping insertion in model container [2021-11-23 01:11:44,566 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:11:44" (1/1) ... [2021-11-23 01:11:44,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:11:44,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:11:45,012 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_3380e533-615f-452d-ac0a-f87d761f838d/sv-benchmarks/c/eca-rers2012/Problem01_label39.c[21959,21972] [2021-11-23 01:11:45,058 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:45,066 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:11:45,186 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_3380e533-615f-452d-ac0a-f87d761f838d/sv-benchmarks/c/eca-rers2012/Problem01_label39.c[21959,21972] [2021-11-23 01:11:45,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:11:45,220 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:11:45,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45 WrapperNode [2021-11-23 01:11:45,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:11:45,222 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:45,223 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:11:45,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:11:45,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,335 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 01:11:45,335 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:11:45,336 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:11:45,336 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:11:45,336 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:11:45,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,382 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,392 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,401 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:11:45,411 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:11:45,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:11:45,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:11:45,424 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:11:45" (1/1) ... [2021-11-23 01:11:45,435 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:11:45,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:11:45,471 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:11:45,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3380e533-615f-452d-ac0a-f87d761f838d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:11:45,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:11:45,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:11:45,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:11:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:11:45,644 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:11:45,645 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:11:46,633 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:11:46,848 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:11:46,848 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:11:46,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:46 BoogieIcfgContainer [2021-11-23 01:11:46,852 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:11:46,853 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:11:46,853 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:11:46,868 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:11:46,868 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:11:46" (1/1) ... [2021-11-23 01:11:46,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:11:46,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-23 01:11:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-23 01:11:46,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:11:46,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:46,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:47,357 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 01:11:47,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:47,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2021-11-23 01:11:47,928 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2021-11-23 01:11:47,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:11:47,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:47,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:48,279 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:49,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 218 states and 307 transitions. [2021-11-23 01:11:49,130 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 307 transitions. [2021-11-23 01:11:49,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:11:49,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,188 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 01:11:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 223 states and 315 transitions. [2021-11-23 01:11:49,392 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 315 transitions. [2021-11-23 01:11:49,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:11:49,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:49,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:49,648 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:50,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 295 states and 389 transitions. [2021-11-23 01:11:50,690 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 389 transitions. [2021-11-23 01:11:50,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:11:50,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,772 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:50,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:50,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 298 states and 393 transitions. [2021-11-23 01:11:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 393 transitions. [2021-11-23 01:11:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:11:50,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:50,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:51,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 299 states and 395 transitions. [2021-11-23 01:11:51,119 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 395 transitions. [2021-11-23 01:11:51,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:11:51,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:51,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 307 states and 410 transitions. [2021-11-23 01:11:51,621 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 410 transitions. [2021-11-23 01:11:51,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:11:51,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,649 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:51,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:51,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 310 states and 414 transitions. [2021-11-23 01:11:51,734 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 414 transitions. [2021-11-23 01:11:51,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:11:51,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:51,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:51,788 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:52,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 314 states and 423 transitions. [2021-11-23 01:11:52,191 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 423 transitions. [2021-11-23 01:11:52,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:11:52,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,219 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:52,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:52,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 317 states and 427 transitions. [2021-11-23 01:11:52,354 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 427 transitions. [2021-11-23 01:11:52,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:11:52,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:52,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:52,402 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:53,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 328 states and 444 transitions. [2021-11-23 01:11:53,008 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 444 transitions. [2021-11-23 01:11:53,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:11:53,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:53,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 334 states and 454 transitions. [2021-11-23 01:11:53,450 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 454 transitions. [2021-11-23 01:11:53,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:11:53,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,483 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:53,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 338 states and 458 transitions. [2021-11-23 01:11:53,645 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 458 transitions. [2021-11-23 01:11:53,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:11:53,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:53,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:53,681 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:54,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 344 states and 467 transitions. [2021-11-23 01:11:54,182 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 467 transitions. [2021-11-23 01:11:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:11:54,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,306 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:54,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:54,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 348 states and 473 transitions. [2021-11-23 01:11:54,843 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 473 transitions. [2021-11-23 01:11:54,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:11:54,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:54,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:55,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 352 states and 479 transitions. [2021-11-23 01:11:55,279 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 479 transitions. [2021-11-23 01:11:55,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:11:55,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,305 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:55,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 362 states and 492 transitions. [2021-11-23 01:11:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 492 transitions. [2021-11-23 01:11:55,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:11:55,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:55,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:55,930 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:56,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 365 states and 496 transitions. [2021-11-23 01:11:56,108 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 496 transitions. [2021-11-23 01:11:56,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:11:56,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,148 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:56,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 367 states and 499 transitions. [2021-11-23 01:11:56,518 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 499 transitions. [2021-11-23 01:11:56,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:11:56,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:56,660 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:56,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 370 states and 503 transitions. [2021-11-23 01:11:56,969 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 503 transitions. [2021-11-23 01:11:56,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:11:56,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,031 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:57,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 371 states and 503 transitions. [2021-11-23 01:11:57,150 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 503 transitions. [2021-11-23 01:11:57,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:11:57,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:57,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 378 states and 511 transitions. [2021-11-23 01:11:57,230 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 511 transitions. [2021-11-23 01:11:57,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:11:57,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,259 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:57,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 386 states and 520 transitions. [2021-11-23 01:11:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 520 transitions. [2021-11-23 01:11:57,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 01:11:57,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:57,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 388 states and 523 transitions. [2021-11-23 01:11:57,609 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 523 transitions. [2021-11-23 01:11:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:11:57,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:57,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:57,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 395 states and 530 transitions. [2021-11-23 01:11:57,790 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 530 transitions. [2021-11-23 01:11:57,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:11:57,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:57,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:57,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:57,827 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:58,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 404 states and 540 transitions. [2021-11-23 01:11:58,045 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 540 transitions. [2021-11-23 01:11:58,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:11:58,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:58,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 410 states and 546 transitions. [2021-11-23 01:11:58,179 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 546 transitions. [2021-11-23 01:11:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:11:58,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,212 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:58,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 427 states and 564 transitions. [2021-11-23 01:11:58,383 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 564 transitions. [2021-11-23 01:11:58,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:11:58,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,411 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:58,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 428 states and 566 transitions. [2021-11-23 01:11:58,439 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 566 transitions. [2021-11-23 01:11:58,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:11:58,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,506 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:58,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 431 states and 570 transitions. [2021-11-23 01:11:58,652 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 570 transitions. [2021-11-23 01:11:58,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:11:58,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:58,698 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:58,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:58,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 437 states and 576 transitions. [2021-11-23 01:11:58,974 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 576 transitions. [2021-11-23 01:11:58,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 01:11:58,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:58,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:58,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,012 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:59,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 438 states and 578 transitions. [2021-11-23 01:11:59,041 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 578 transitions. [2021-11-23 01:11:59,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:11:59,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,091 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:59,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 458 states and 599 transitions. [2021-11-23 01:11:59,328 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 599 transitions. [2021-11-23 01:11:59,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:11:59,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,371 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:59,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 459 states and 601 transitions. [2021-11-23 01:11:59,417 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 601 transitions. [2021-11-23 01:11:59,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:11:59,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,461 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:59,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 462 states and 604 transitions. [2021-11-23 01:11:59,533 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 604 transitions. [2021-11-23 01:11:59,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:11:59,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,634 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:59,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 465 states and 610 transitions. [2021-11-23 01:11:59,913 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 610 transitions. [2021-11-23 01:11:59,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:11:59,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:11:59,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:59,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 466 states and 610 transitions. [2021-11-23 01:11:59,983 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 610 transitions. [2021-11-23 01:11:59,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:11:59,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:59,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:00,200 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:01,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:01,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 568 states and 724 transitions. [2021-11-23 01:12:01,975 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 724 transitions. [2021-11-23 01:12:01,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:12:01,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:01,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:02,023 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:02,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 571 states and 727 transitions. [2021-11-23 01:12:02,156 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 727 transitions. [2021-11-23 01:12:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:12:02,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:02,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:02,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:02,198 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:02,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:02,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 573 states and 730 transitions. [2021-11-23 01:12:02,339 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 730 transitions. [2021-11-23 01:12:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:12:02,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:02,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:02,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:02,384 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 40 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:02,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:02,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 576 states and 735 transitions. [2021-11-23 01:12:02,555 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 735 transitions. [2021-11-23 01:12:02,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:12:02,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:02,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:02,607 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:02,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:02,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 582 states and 743 transitions. [2021-11-23 01:12:02,961 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 743 transitions. [2021-11-23 01:12:02,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:12:02,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:02,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,015 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:03,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 584 states and 745 transitions. [2021-11-23 01:12:03,286 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 745 transitions. [2021-11-23 01:12:03,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:12:03,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,320 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:03,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 593 states and 754 transitions. [2021-11-23 01:12:03,389 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 754 transitions. [2021-11-23 01:12:03,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:12:03,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,423 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:03,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:03,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 628 states and 792 transitions. [2021-11-23 01:12:03,845 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 792 transitions. [2021-11-23 01:12:03,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:12:03,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:03,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,884 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:12:04,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 629 states and 792 transitions. [2021-11-23 01:12:04,027 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 792 transitions. [2021-11-23 01:12:04,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:12:04,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,140 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:04,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 634 states and 801 transitions. [2021-11-23 01:12:04,508 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 801 transitions. [2021-11-23 01:12:04,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:12:04,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:04,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 635 states and 802 transitions. [2021-11-23 01:12:04,576 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 802 transitions. [2021-11-23 01:12:04,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:12:04,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:04,613 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 649 states and 819 transitions. [2021-11-23 01:12:04,929 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 819 transitions. [2021-11-23 01:12:04,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:12:04,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:05,224 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:07,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 761 states and 948 transitions. [2021-11-23 01:12:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 948 transitions. [2021-11-23 01:12:07,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:12:07,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:07,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:07,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:08,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:08,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 764 states and 951 transitions. [2021-11-23 01:12:08,179 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 951 transitions. [2021-11-23 01:12:08,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:12:08,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:08,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:08,348 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 49 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:09,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 770 states and 957 transitions. [2021-11-23 01:12:09,322 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 957 transitions. [2021-11-23 01:12:09,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:12:09,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:09,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:09,413 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:12:10,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:10,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 785 states and 985 transitions. [2021-11-23 01:12:10,938 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 985 transitions. [2021-11-23 01:12:10,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:12:10,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:10,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:10,976 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:12:11,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:11,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 796 states and 995 transitions. [2021-11-23 01:12:11,197 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 995 transitions. [2021-11-23 01:12:11,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 01:12:11,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:11,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:11,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:11,231 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:11,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:11,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 804 states and 1007 transitions. [2021-11-23 01:12:11,304 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1007 transitions. [2021-11-23 01:12:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:12:11,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:11,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:11,352 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:11,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:11,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 805 states and 1008 transitions. [2021-11-23 01:12:11,389 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1008 transitions. [2021-11-23 01:12:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:12:11,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:11,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:11,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:11,557 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:12,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:12,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 812 states and 1017 transitions. [2021-11-23 01:12:12,183 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1017 transitions. [2021-11-23 01:12:12,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:12:12,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:12,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:12,227 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:12:12,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 817 states and 1023 transitions. [2021-11-23 01:12:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1023 transitions. [2021-11-23 01:12:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:12:12,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:12,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:12,332 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:12,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:12,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 820 states and 1026 transitions. [2021-11-23 01:12:12,377 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1026 transitions. [2021-11-23 01:12:12,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:12:12,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:12,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:12,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:12,475 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:12:13,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:13,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 829 states and 1036 transitions. [2021-11-23 01:12:13,291 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1036 transitions. [2021-11-23 01:12:13,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:12:13,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:13,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:13,335 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:14,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 844 states and 1055 transitions. [2021-11-23 01:12:14,207 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1055 transitions. [2021-11-23 01:12:14,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:12:14,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:14,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:14,381 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:15,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 935 states and 1156 transitions. [2021-11-23 01:12:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1156 transitions. [2021-11-23 01:12:15,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:12:15,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:15,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:15,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:15,629 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:12:15,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:15,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 938 states and 1157 transitions. [2021-11-23 01:12:15,790 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1157 transitions. [2021-11-23 01:12:15,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 01:12:15,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:15,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:15,901 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 60 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:12:16,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:16,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 941 states and 1162 transitions. [2021-11-23 01:12:16,344 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 1162 transitions. [2021-11-23 01:12:16,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:12:16,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:16,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:16,380 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:12:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:16,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 951 states and 1174 transitions. [2021-11-23 01:12:16,808 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1174 transitions. [2021-11-23 01:12:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:12:16,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:16,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:16,881 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:12:16,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:16,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 954 states and 1178 transitions. [2021-11-23 01:12:16,939 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1178 transitions. [2021-11-23 01:12:16,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:12:16,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:16,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:16,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:16,969 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:17,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:17,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 957 states and 1182 transitions. [2021-11-23 01:12:17,015 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1182 transitions. [2021-11-23 01:12:17,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:12:17,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:17,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:17,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:17,053 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:17,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:17,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 958 states and 1182 transitions. [2021-11-23 01:12:17,122 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1182 transitions. [2021-11-23 01:12:17,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:12:17,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:17,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:17,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:17,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 973 states and 1199 transitions. [2021-11-23 01:12:17,266 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1199 transitions. [2021-11-23 01:12:17,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:12:17,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:17,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:17,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:17,620 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 64 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:19,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:19,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1012 states and 1248 transitions. [2021-11-23 01:12:19,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1248 transitions. [2021-11-23 01:12:19,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:12:19,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:19,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:19,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:19,765 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:19,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:19,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1015 states and 1252 transitions. [2021-11-23 01:12:19,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1252 transitions. [2021-11-23 01:12:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:12:19,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:19,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:19,921 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 01:12:20,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:20,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1022 states and 1259 transitions. [2021-11-23 01:12:20,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1259 transitions. [2021-11-23 01:12:20,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:12:20,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:20,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:12:21,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:21,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1105 states and 1352 transitions. [2021-11-23 01:12:21,726 INFO L276 IsEmpty]: Start isEmpty. Operand 1105 states and 1352 transitions. [2021-11-23 01:12:21,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 01:12:21,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:21,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:21,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:21,784 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 66 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:22,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1111 states and 1358 transitions. [2021-11-23 01:12:22,297 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1358 transitions. [2021-11-23 01:12:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 01:12:22,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:22,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:22,431 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 01:12:22,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:22,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1114 states and 1362 transitions. [2021-11-23 01:12:22,644 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 1362 transitions. [2021-11-23 01:12:22,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 01:12:22,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:22,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:22,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-23 01:12:23,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1116 states and 1364 transitions. [2021-11-23 01:12:23,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1364 transitions. [2021-11-23 01:12:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 01:12:23,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:23,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:23,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:23,469 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:23,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1376 states to 1126 states and 1376 transitions. [2021-11-23 01:12:23,596 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 1376 transitions. [2021-11-23 01:12:23,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:12:23,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:23,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:23,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:23,748 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:12:26,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:26,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 1261 states and 1523 transitions. [2021-11-23 01:12:26,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1523 transitions. [2021-11-23 01:12:26,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 01:12:26,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:26,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:26,314 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 01:12:27,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:27,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1530 states to 1264 states and 1530 transitions. [2021-11-23 01:12:27,124 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1530 transitions. [2021-11-23 01:12:27,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 01:12:27,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:27,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:27,173 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 01:12:27,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:27,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1267 states and 1533 transitions. [2021-11-23 01:12:27,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1533 transitions. [2021-11-23 01:12:27,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:12:27,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:27,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:27,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:27,647 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:29,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:29,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1285 states and 1558 transitions. [2021-11-23 01:12:29,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1285 states and 1558 transitions. [2021-11-23 01:12:29,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 01:12:29,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:29,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 01:12:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:29,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 1286 states and 1559 transitions. [2021-11-23 01:12:29,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 1559 transitions. [2021-11-23 01:12:29,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 01:12:29,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:29,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:29,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:29,265 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:12:29,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:29,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 1288 states and 1562 transitions. [2021-11-23 01:12:29,636 INFO L276 IsEmpty]: Start isEmpty. Operand 1288 states and 1562 transitions. [2021-11-23 01:12:29,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 01:12:29,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:29,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:29,689 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:12:30,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:30,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1301 states and 1579 transitions. [2021-11-23 01:12:30,876 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1579 transitions. [2021-11-23 01:12:30,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:12:30,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:30,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 104 proven. 9 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:12:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:31,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1304 states and 1582 transitions. [2021-11-23 01:12:31,407 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1582 transitions. [2021-11-23 01:12:31,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-23 01:12:31,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:31,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:31,500 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:12:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:31,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1310 states and 1590 transitions. [2021-11-23 01:12:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1590 transitions. [2021-11-23 01:12:31,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:12:31,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:31,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 97 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:32,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:32,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1317 states and 1602 transitions. [2021-11-23 01:12:32,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1602 transitions. [2021-11-23 01:12:32,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:12:32,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:32,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:32,596 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 97 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:33,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:33,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1327 states and 1613 transitions. [2021-11-23 01:12:33,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1613 transitions. [2021-11-23 01:12:33,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:12:33,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:33,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:33,283 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 97 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:33,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:33,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1334 states and 1619 transitions. [2021-11-23 01:12:33,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1619 transitions. [2021-11-23 01:12:33,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:12:33,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:33,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:33,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:33,883 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 97 proven. 35 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:34,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:34,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1625 states to 1341 states and 1625 transitions. [2021-11-23 01:12:34,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1625 transitions. [2021-11-23 01:12:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 01:12:34,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:34,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:34,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:34,402 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:12:34,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:34,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 1342 states and 1628 transitions. [2021-11-23 01:12:34,799 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1628 transitions. [2021-11-23 01:12:34,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:12:34,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:34,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:34,844 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 116 proven. 34 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:12:35,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:35,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1343 states and 1629 transitions. [2021-11-23 01:12:35,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1629 transitions. [2021-11-23 01:12:35,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:12:35,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:35,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:35,162 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:12:35,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:35,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1349 states and 1638 transitions. [2021-11-23 01:12:35,753 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1638 transitions. [2021-11-23 01:12:35,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:12:35,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:35,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:12:36,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:36,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 1351 states and 1639 transitions. [2021-11-23 01:12:36,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1639 transitions. [2021-11-23 01:12:36,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:12:36,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:36,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:36,386 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 01:12:36,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1358 states and 1648 transitions. [2021-11-23 01:12:36,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1648 transitions. [2021-11-23 01:12:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 01:12:36,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:36,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:36,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:37,501 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 102 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:40,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1382 states and 1685 transitions. [2021-11-23 01:12:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1382 states and 1685 transitions. [2021-11-23 01:12:40,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-23 01:12:40,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:40,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:40,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:41,058 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 102 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:42,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:42,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1391 states and 1696 transitions. [2021-11-23 01:12:42,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1696 transitions. [2021-11-23 01:12:42,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-23 01:12:42,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:42,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:42,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:42,247 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 126 proven. 6 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 01:12:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:42,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1393 states and 1699 transitions. [2021-11-23 01:12:42,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1699 transitions. [2021-11-23 01:12:42,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 01:12:42,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:42,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:42,767 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:12:43,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:43,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1726 states to 1413 states and 1726 transitions. [2021-11-23 01:12:43,861 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1726 transitions. [2021-11-23 01:12:43,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-23 01:12:43,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:43,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:12:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:44,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1415 states and 1731 transitions. [2021-11-23 01:12:44,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1415 states and 1731 transitions. [2021-11-23 01:12:44,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:12:44,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:44,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:44,688 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 117 proven. 57 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:12:47,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:47,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 1473 states and 1807 transitions. [2021-11-23 01:12:47,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 1807 transitions. [2021-11-23 01:12:47,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:12:47,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:47,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:47,905 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 117 proven. 57 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:12:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:48,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 1474 states and 1812 transitions. [2021-11-23 01:12:48,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 1812 transitions. [2021-11-23 01:12:48,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:12:48,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:48,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:48,490 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 117 proven. 57 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:12:49,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:49,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1477 states and 1815 transitions. [2021-11-23 01:12:49,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1815 transitions. [2021-11-23 01:12:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:12:49,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:49,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:49,130 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 117 proven. 57 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:12:49,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:49,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1818 states to 1479 states and 1818 transitions. [2021-11-23 01:12:49,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1818 transitions. [2021-11-23 01:12:49,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:12:49,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:49,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:49,576 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 160 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:50,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:50,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1838 states to 1500 states and 1838 transitions. [2021-11-23 01:12:50,829 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1838 transitions. [2021-11-23 01:12:50,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:12:50,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:50,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:50,866 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 160 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:12:51,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:51,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1845 states to 1509 states and 1845 transitions. [2021-11-23 01:12:51,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1845 transitions. [2021-11-23 01:12:51,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:12:51,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:51,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:52,015 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 57 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:56,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:56,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1561 states and 1926 transitions. [2021-11-23 01:12:56,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 1926 transitions. [2021-11-23 01:12:56,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:12:56,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:56,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:56,932 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 57 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:59,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:59,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1590 states and 1955 transitions. [2021-11-23 01:12:59,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1955 transitions. [2021-11-23 01:12:59,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:12:59,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:59,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:59,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:59,876 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 57 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:00,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:00,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1591 states and 1955 transitions. [2021-11-23 01:13:00,730 INFO L276 IsEmpty]: Start isEmpty. Operand 1591 states and 1955 transitions. [2021-11-23 01:13:00,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:13:00,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:00,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:00,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:00,768 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 160 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:13:01,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1592 states and 1955 transitions. [2021-11-23 01:13:01,201 INFO L276 IsEmpty]: Start isEmpty. Operand 1592 states and 1955 transitions. [2021-11-23 01:13:01,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:13:01,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:01,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:01,290 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 57 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:01,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1593 states and 1955 transitions. [2021-11-23 01:13:01,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1593 states and 1955 transitions. [2021-11-23 01:13:01,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 01:13:01,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:02,402 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 128 proven. 54 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:13:06,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:06,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1987 states to 1619 states and 1987 transitions. [2021-11-23 01:13:06,230 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 1987 transitions. [2021-11-23 01:13:06,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-23 01:13:06,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:06,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:06,428 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 130 proven. 69 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:13:07,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:07,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1992 states to 1622 states and 1992 transitions. [2021-11-23 01:13:07,103 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1992 transitions. [2021-11-23 01:13:07,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 01:13:07,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:07,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:07,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:07,135 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:13:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:07,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1625 states and 1995 transitions. [2021-11-23 01:13:07,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1625 states and 1995 transitions. [2021-11-23 01:13:07,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 01:13:07,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:07,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:07,411 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:13:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:07,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1995 states to 1626 states and 1995 transitions. [2021-11-23 01:13:07,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 1995 transitions. [2021-11-23 01:13:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 01:13:07,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:07,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:07,833 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 01:13:08,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:08,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1628 states and 1997 transitions. [2021-11-23 01:13:08,539 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 1997 transitions. [2021-11-23 01:13:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 01:13:08,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:08,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:08,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:08,586 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 01:13:09,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:09,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 1636 states and 2002 transitions. [2021-11-23 01:13:09,471 INFO L276 IsEmpty]: Start isEmpty. Operand 1636 states and 2002 transitions. [2021-11-23 01:13:09,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-23 01:13:09,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:09,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:09,511 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 01:13:10,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:10,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2030 states to 1661 states and 2030 transitions. [2021-11-23 01:13:10,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 2030 transitions. [2021-11-23 01:13:10,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-23 01:13:10,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:10,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:10,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:10,465 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 01:13:11,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:11,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 1668 states and 2036 transitions. [2021-11-23 01:13:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 2036 transitions. [2021-11-23 01:13:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 01:13:11,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:11,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:11,311 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:13:13,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:13,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2056 states to 1682 states and 2056 transitions. [2021-11-23 01:13:13,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2056 transitions. [2021-11-23 01:13:13,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 01:13:13,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:13,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:13,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:13:15,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:15,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1710 states and 2086 transitions. [2021-11-23 01:13:15,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2086 transitions. [2021-11-23 01:13:15,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 01:13:15,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:15,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:13:16,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:16,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1718 states and 2096 transitions. [2021-11-23 01:13:16,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2096 transitions. [2021-11-23 01:13:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-23 01:13:16,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:16,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:16,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:16,745 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:13:16,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:16,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1719 states and 2096 transitions. [2021-11-23 01:13:16,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1719 states and 2096 transitions. [2021-11-23 01:13:16,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-23 01:13:16,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:16,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:16,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:17,311 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 64 proven. 119 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:13:23,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:23,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2235 states to 1831 states and 2235 transitions. [2021-11-23 01:13:23,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2235 transitions. [2021-11-23 01:13:23,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 01:13:23,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:23,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:23,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:13:24,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:24,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2253 states to 1842 states and 2253 transitions. [2021-11-23 01:13:24,184 INFO L276 IsEmpty]: Start isEmpty. Operand 1842 states and 2253 transitions. [2021-11-23 01:13:24,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 01:13:24,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:24,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 196 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:13:24,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:24,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2256 states to 1845 states and 2256 transitions. [2021-11-23 01:13:24,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1845 states and 2256 transitions. [2021-11-23 01:13:24,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-11-23 01:13:24,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:24,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:24,514 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 67 proven. 122 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:13:25,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:25,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1915 states and 2328 transitions. [2021-11-23 01:13:25,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2328 transitions. [2021-11-23 01:13:25,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-23 01:13:25,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:25,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:25,730 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:13:25,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:25,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 1916 states and 2328 transitions. [2021-11-23 01:13:25,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2328 transitions. [2021-11-23 01:13:25,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-23 01:13:25,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:25,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:25,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:25,881 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 01:13:28,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:28,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2348 states to 1933 states and 2348 transitions. [2021-11-23 01:13:28,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1933 states and 2348 transitions. [2021-11-23 01:13:28,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-23 01:13:28,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:28,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:28,368 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 01:13:28,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:28,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2352 states to 1938 states and 2352 transitions. [2021-11-23 01:13:28,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 2352 transitions. [2021-11-23 01:13:28,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2021-11-23 01:13:28,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:28,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:29,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:29,031 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 01:13:29,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:29,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2358 states to 1945 states and 2358 transitions. [2021-11-23 01:13:29,547 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2358 transitions. [2021-11-23 01:13:29,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 01:13:29,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:29,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:29,814 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 60 proven. 207 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:13:31,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2409 states to 1991 states and 2409 transitions. [2021-11-23 01:13:31,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2409 transitions. [2021-11-23 01:13:31,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 01:13:31,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:31,556 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 60 proven. 214 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:13:31,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 1998 states and 2416 transitions. [2021-11-23 01:13:31,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2416 transitions. [2021-11-23 01:13:31,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 01:13:31,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:31,900 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 251 proven. 64 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:13:33,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:33,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2002 states and 2417 transitions. [2021-11-23 01:13:33,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2417 transitions. [2021-11-23 01:13:33,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 01:13:33,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:33,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:33,312 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 251 proven. 64 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:13:33,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:33,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 2004 states and 2419 transitions. [2021-11-23 01:13:33,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2419 transitions. [2021-11-23 01:13:33,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:13:33,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:33,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:34,034 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 121 proven. 147 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:13:35,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 2014 states and 2431 transitions. [2021-11-23 01:13:35,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2431 transitions. [2021-11-23 01:13:35,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:35,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 60 proven. 217 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:13:35,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2017 states and 2435 transitions. [2021-11-23 01:13:35,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2435 transitions. [2021-11-23 01:13:35,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:35,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,591 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:13:35,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:35,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2435 states to 2018 states and 2435 transitions. [2021-11-23 01:13:35,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 2435 transitions. [2021-11-23 01:13:35,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:35,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:35,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:35,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:35,859 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:13:36,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:36,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2440 states to 2025 states and 2440 transitions. [2021-11-23 01:13:36,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2440 transitions. [2021-11-23 01:13:36,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:36,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:36,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:36,764 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:13:37,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2445 states to 2030 states and 2445 transitions. [2021-11-23 01:13:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2030 states and 2445 transitions. [2021-11-23 01:13:37,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:37,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,279 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:13:37,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2032 states and 2446 transitions. [2021-11-23 01:13:37,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2032 states and 2446 transitions. [2021-11-23 01:13:37,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:37,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:13:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:38,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2033 states and 2446 transitions. [2021-11-23 01:13:38,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2033 states and 2446 transitions. [2021-11-23 01:13:38,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:38,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:38,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 296 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:13:38,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:38,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2034 states and 2446 transitions. [2021-11-23 01:13:38,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2446 transitions. [2021-11-23 01:13:38,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:38,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:38,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:38,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:38,450 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:13:40,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:40,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 2051 states and 2479 transitions. [2021-11-23 01:13:40,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2051 states and 2479 transitions. [2021-11-23 01:13:40,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:40,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:40,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:40,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:40,948 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:13:41,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:41,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2490 states to 2061 states and 2490 transitions. [2021-11-23 01:13:41,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2490 transitions. [2021-11-23 01:13:41,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:13:41,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:41,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,000 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:13:42,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:42,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2494 states to 2064 states and 2494 transitions. [2021-11-23 01:13:42,415 INFO L276 IsEmpty]: Start isEmpty. Operand 2064 states and 2494 transitions. [2021-11-23 01:13:42,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:13:42,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:42,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,454 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:13:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:43,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2082 states and 2518 transitions. [2021-11-23 01:13:43,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2082 states and 2518 transitions. [2021-11-23 01:13:43,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:13:43,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:43,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:43,915 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:13:44,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:44,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2518 states to 2083 states and 2518 transitions. [2021-11-23 01:13:44,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2083 states and 2518 transitions. [2021-11-23 01:13:44,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:13:44,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:44,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:44,377 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:13:44,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:44,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2089 states and 2522 transitions. [2021-11-23 01:13:44,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2089 states and 2522 transitions. [2021-11-23 01:13:44,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:13:44,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:44,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:44,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:44,868 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:13:45,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:45,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2091 states and 2522 transitions. [2021-11-23 01:13:45,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 2522 transitions. [2021-11-23 01:13:45,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:13:45,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:45,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:45,700 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:13:45,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:45,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 2092 states and 2522 transitions. [2021-11-23 01:13:45,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2092 states and 2522 transitions. [2021-11-23 01:13:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 01:13:45,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:45,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:45,888 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 127 proven. 147 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:13:47,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:47,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2528 states to 2094 states and 2528 transitions. [2021-11-23 01:13:47,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 2528 transitions. [2021-11-23 01:13:47,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 01:13:47,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:47,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:47,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:47,149 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 127 proven. 147 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:13:47,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:48,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 2100 states and 2534 transitions. [2021-11-23 01:13:48,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2100 states and 2534 transitions. [2021-11-23 01:13:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 01:13:48,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:48,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:48,119 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 61 proven. 221 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:13:51,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:51,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2135 states and 2576 transitions. [2021-11-23 01:13:51,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2135 states and 2576 transitions. [2021-11-23 01:13:52,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 01:13:52,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:52,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:52,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:52,101 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 61 proven. 221 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:13:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:52,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2142 states and 2581 transitions. [2021-11-23 01:13:52,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2142 states and 2581 transitions. [2021-11-23 01:13:52,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 01:13:52,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:52,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:52,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:53,077 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 59 proven. 269 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:54,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:54,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2155 states and 2599 transitions. [2021-11-23 01:13:54,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2155 states and 2599 transitions. [2021-11-23 01:13:54,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-23 01:13:54,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:54,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 229 proven. 58 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:13:58,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:58,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2204 states and 2656 transitions. [2021-11-23 01:13:58,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2204 states and 2656 transitions. [2021-11-23 01:13:58,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-23 01:13:58,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:58,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:58,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:59,063 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 229 proven. 58 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:14:02,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:02,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2697 states to 2237 states and 2697 transitions. [2021-11-23 01:14:02,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2237 states and 2697 transitions. [2021-11-23 01:14:02,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-23 01:14:02,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:02,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:02,588 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 229 proven. 58 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:14:03,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 2243 states and 2704 transitions. [2021-11-23 01:14:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 2704 transitions. [2021-11-23 01:14:03,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-11-23 01:14:03,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:03,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:03,808 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 229 proven. 58 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:14:04,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:04,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2259 states and 2719 transitions. [2021-11-23 01:14:04,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2259 states and 2719 transitions. [2021-11-23 01:14:04,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 01:14:04,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:04,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:04,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:04,844 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 142 proven. 246 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:14:05,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:05,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2271 states and 2733 transitions. [2021-11-23 01:14:05,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2271 states and 2733 transitions. [2021-11-23 01:14:05,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 01:14:05,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:05,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:05,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:05,904 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 63 proven. 252 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-23 01:14:09,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:09,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 2295 states and 2767 transitions. [2021-11-23 01:14:09,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2767 transitions. [2021-11-23 01:14:09,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 01:14:09,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:09,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:09,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 63 proven. 252 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-23 01:14:10,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:10,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2303 states and 2774 transitions. [2021-11-23 01:14:10,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 2774 transitions. [2021-11-23 01:14:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 01:14:10,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:10,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:10,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:11,198 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 63 proven. 256 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-23 01:14:11,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:11,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2305 states and 2778 transitions. [2021-11-23 01:14:11,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2305 states and 2778 transitions. [2021-11-23 01:14:11,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 01:14:11,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:11,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:12,064 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 63 proven. 256 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-23 01:14:12,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:12,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2306 states and 2778 transitions. [2021-11-23 01:14:12,818 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 2778 transitions. [2021-11-23 01:14:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 01:14:12,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:12,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:12,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:12,864 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 276 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-23 01:14:13,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:13,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2307 states and 2778 transitions. [2021-11-23 01:14:13,375 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 2778 transitions. [2021-11-23 01:14:13,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 01:14:13,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:13,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:13,484 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 248 proven. 65 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:14:16,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:16,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2316 states and 2796 transitions. [2021-11-23 01:14:16,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2316 states and 2796 transitions. [2021-11-23 01:14:16,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 01:14:16,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:16,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:16,142 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 248 proven. 65 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:14:18,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:18,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2330 states and 2812 transitions. [2021-11-23 01:14:18,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2330 states and 2812 transitions. [2021-11-23 01:14:18,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 01:14:18,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:18,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:18,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:18,956 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 248 proven. 65 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:14:19,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2333 states and 2814 transitions. [2021-11-23 01:14:19,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2814 transitions. [2021-11-23 01:14:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 01:14:19,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:19,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:19,681 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-11-23 01:14:21,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:21,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2342 states and 2825 transitions. [2021-11-23 01:14:21,787 INFO L276 IsEmpty]: Start isEmpty. Operand 2342 states and 2825 transitions. [2021-11-23 01:14:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 01:14:21,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:21,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:21,838 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-11-23 01:14:22,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:22,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2344 states and 2826 transitions. [2021-11-23 01:14:22,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2344 states and 2826 transitions. [2021-11-23 01:14:22,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 01:14:22,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:22,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:22,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:22,377 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-11-23 01:14:22,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:22,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 2346 states and 2827 transitions. [2021-11-23 01:14:22,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2346 states and 2827 transitions. [2021-11-23 01:14:22,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 01:14:22,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:22,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:22,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:22,755 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-11-23 01:14:22,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:22,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 2347 states and 2827 transitions. [2021-11-23 01:14:22,999 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 2827 transitions. [2021-11-23 01:14:23,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 01:14:23,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:23,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:23,255 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 254 proven. 68 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:14:26,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2379 states and 2872 transitions. [2021-11-23 01:14:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2379 states and 2872 transitions. [2021-11-23 01:14:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 01:14:26,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:26,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:26,986 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 254 proven. 68 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:14:30,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2895 states to 2392 states and 2895 transitions. [2021-11-23 01:14:30,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2392 states and 2895 transitions. [2021-11-23 01:14:30,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 01:14:30,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:30,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:30,150 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 254 proven. 68 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:14:32,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:32,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2415 states and 2921 transitions. [2021-11-23 01:14:32,342 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 2921 transitions. [2021-11-23 01:14:32,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 01:14:32,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:32,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:32,420 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 254 proven. 68 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:14:36,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:36,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2941 states to 2429 states and 2941 transitions. [2021-11-23 01:14:36,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2429 states and 2941 transitions. [2021-11-23 01:14:36,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 01:14:36,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:36,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,464 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 254 proven. 68 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:14:39,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2462 states and 2974 transitions. [2021-11-23 01:14:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 2974 transitions. [2021-11-23 01:14:39,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 01:14:39,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:39,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:39,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 254 proven. 68 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:14:41,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:41,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2977 states to 2465 states and 2977 transitions. [2021-11-23 01:14:41,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2465 states and 2977 transitions. [2021-11-23 01:14:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2021-11-23 01:14:41,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:41,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:41,178 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 254 proven. 68 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 01:14:42,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:42,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2979 states to 2468 states and 2979 transitions. [2021-11-23 01:14:42,002 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2979 transitions. [2021-11-23 01:14:42,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 01:14:42,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:42,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:42,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:42,115 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 164 proven. 268 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 01:14:42,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:42,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2477 states and 2988 transitions. [2021-11-23 01:14:42,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2477 states and 2988 transitions. [2021-11-23 01:14:42,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 01:14:42,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:42,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:42,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:42,968 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 240 proven. 63 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:14:46,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:46,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3012 states to 2494 states and 3012 transitions. [2021-11-23 01:14:46,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2494 states and 3012 transitions. [2021-11-23 01:14:46,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 01:14:46,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:46,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:47,067 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 290 proven. 47 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:14:58,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:58,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2586 states and 3137 transitions. [2021-11-23 01:14:58,122 INFO L276 IsEmpty]: Start isEmpty. Operand 2586 states and 3137 transitions. [2021-11-23 01:14:58,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 01:14:58,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:58,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:58,218 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 290 proven. 47 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:15:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:01,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3164 states to 2613 states and 3164 transitions. [2021-11-23 01:15:01,965 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 3164 transitions. [2021-11-23 01:15:01,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 01:15:01,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:01,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:01,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:02,050 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 290 proven. 47 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:15:03,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3166 states to 2616 states and 3166 transitions. [2021-11-23 01:15:03,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 3166 transitions. [2021-11-23 01:15:03,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 01:15:03,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:03,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:03,629 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 290 proven. 47 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:15:10,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:10,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 2657 states and 3222 transitions. [2021-11-23 01:15:10,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 3222 transitions. [2021-11-23 01:15:10,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 01:15:10,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:10,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,850 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 290 proven. 47 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:15:11,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 2660 states and 3225 transitions. [2021-11-23 01:15:11,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 3225 transitions. [2021-11-23 01:15:11,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-11-23 01:15:11,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,802 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 260 proven. 71 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2021-11-23 01:15:13,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:13,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 2671 states and 3236 transitions. [2021-11-23 01:15:13,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2671 states and 3236 transitions. [2021-11-23 01:15:13,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 01:15:13,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:13,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:13,375 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-23 01:15:14,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 2676 states and 3239 transitions. [2021-11-23 01:15:14,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2676 states and 3239 transitions. [2021-11-23 01:15:14,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 01:15:14,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,330 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-23 01:15:15,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3240 states to 2678 states and 3240 transitions. [2021-11-23 01:15:15,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 3240 transitions. [2021-11-23 01:15:15,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 01:15:15,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,202 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-23 01:15:15,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:15,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 2680 states and 3241 transitions. [2021-11-23 01:15:15,620 INFO L276 IsEmpty]: Start isEmpty. Operand 2680 states and 3241 transitions. [2021-11-23 01:15:15,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-23 01:15:15,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:15,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:15,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:15,677 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2021-11-23 01:15:16,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3242 states to 2682 states and 3242 transitions. [2021-11-23 01:15:16,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2682 states and 3242 transitions. [2021-11-23 01:15:16,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-11-23 01:15:16,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:16,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:17,082 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 202 proven. 180 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:15:21,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 2827 states and 3404 transitions. [2021-11-23 01:15:21,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2827 states and 3404 transitions. [2021-11-23 01:15:21,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-23 01:15:21,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,418 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-23 01:15:28,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3484 states to 2897 states and 3484 transitions. [2021-11-23 01:15:28,523 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 3484 transitions. [2021-11-23 01:15:28,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2021-11-23 01:15:28,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,596 INFO L134 CoverageAnalysis]: Checked inductivity of 475 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-23 01:15:29,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3490 states to 2905 states and 3490 transitions. [2021-11-23 01:15:29,355 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 3490 transitions. [2021-11-23 01:15:29,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:15:29,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:29,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,410 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 337 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:15:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 2938 states and 3540 transitions. [2021-11-23 01:15:36,986 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 3540 transitions. [2021-11-23 01:15:36,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:15:36,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:37,085 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 337 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:15:39,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:39,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 2953 states and 3553 transitions. [2021-11-23 01:15:39,162 INFO L276 IsEmpty]: Start isEmpty. Operand 2953 states and 3553 transitions. [2021-11-23 01:15:39,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:15:39,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:39,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:39,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 337 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:15:40,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 2964 states and 3563 transitions. [2021-11-23 01:15:40,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 3563 transitions. [2021-11-23 01:15:40,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:15:40,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,217 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 347 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-23 01:15:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 2966 states and 3566 transitions. [2021-11-23 01:15:40,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2966 states and 3566 transitions. [2021-11-23 01:15:40,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-11-23 01:15:40,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:40,801 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 134 proven. 180 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-23 01:15:40,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:40,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 2967 states and 3566 transitions. [2021-11-23 01:15:40,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2967 states and 3566 transitions. [2021-11-23 01:15:40,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 01:15:40,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:40,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:40,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 294 proven. 61 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2021-11-23 01:15:43,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:43,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 2970 states and 3572 transitions. [2021-11-23 01:15:43,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 3572 transitions. [2021-11-23 01:15:43,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 01:15:43,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:43,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:43,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:44,177 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-23 01:15:47,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3664 states to 3049 states and 3664 transitions. [2021-11-23 01:15:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3049 states and 3664 transitions. [2021-11-23 01:15:47,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 01:15:47,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:47,745 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-23 01:15:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:49,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3673 states to 3057 states and 3673 transitions. [2021-11-23 01:15:49,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 3673 transitions. [2021-11-23 01:15:49,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 01:15:49,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:49,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:49,476 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-23 01:15:50,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:50,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3063 states and 3678 transitions. [2021-11-23 01:15:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3063 states and 3678 transitions. [2021-11-23 01:15:50,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-23 01:15:50,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:50,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:50,332 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-23 01:15:51,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3068 states and 3681 transitions. [2021-11-23 01:15:51,276 INFO L276 IsEmpty]: Start isEmpty. Operand 3068 states and 3681 transitions. [2021-11-23 01:15:51,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 01:15:51,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:51,731 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 284 proven. 83 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-23 01:15:52,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 3077 states and 3690 transitions. [2021-11-23 01:15:52,859 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 3690 transitions. [2021-11-23 01:15:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-23 01:15:52,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 491 backedges. 290 proven. 86 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-23 01:15:54,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3699 states to 3087 states and 3699 transitions. [2021-11-23 01:15:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 3699 transitions. [2021-11-23 01:15:54,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-23 01:15:54,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:54,403 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 267 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-23 01:15:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3103 states and 3717 transitions. [2021-11-23 01:15:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 3103 states and 3717 transitions. [2021-11-23 01:15:56,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-23 01:15:56,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,033 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 267 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-23 01:15:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3104 states and 3717 transitions. [2021-11-23 01:15:57,210 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 3717 transitions. [2021-11-23 01:15:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-23 01:15:57,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,262 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:15:59,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:59,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 3140 states and 3758 transitions. [2021-11-23 01:15:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 3140 states and 3758 transitions. [2021-11-23 01:15:59,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-23 01:15:59,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:59,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 3141 states and 3758 transitions. [2021-11-23 01:16:00,385 INFO L276 IsEmpty]: Start isEmpty. Operand 3141 states and 3758 transitions. [2021-11-23 01:16:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-23 01:16:00,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:00,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:00,443 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:16:01,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 3162 states and 3779 transitions. [2021-11-23 01:16:01,185 INFO L276 IsEmpty]: Start isEmpty. Operand 3162 states and 3779 transitions. [2021-11-23 01:16:01,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-23 01:16:01,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 248 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2021-11-23 01:16:02,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3785 states to 3168 states and 3785 transitions. [2021-11-23 01:16:02,615 INFO L276 IsEmpty]: Start isEmpty. Operand 3168 states and 3785 transitions. [2021-11-23 01:16:02,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-23 01:16:02,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:02,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,034 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 311 proven. 121 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:16:07,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3801 states to 3181 states and 3801 transitions. [2021-11-23 01:16:07,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3181 states and 3801 transitions. [2021-11-23 01:16:07,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2021-11-23 01:16:07,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,125 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 311 proven. 121 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:16:09,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:09,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3809 states to 3189 states and 3809 transitions. [2021-11-23 01:16:09,989 INFO L276 IsEmpty]: Start isEmpty. Operand 3189 states and 3809 transitions. [2021-11-23 01:16:09,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-11-23 01:16:09,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:09,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 290 proven. 39 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-23 01:16:11,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3816 states to 3196 states and 3816 transitions. [2021-11-23 01:16:11,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 3816 transitions. [2021-11-23 01:16:11,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-11-23 01:16:11,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,652 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 290 proven. 39 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-23 01:16:11,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3206 states and 3825 transitions. [2021-11-23 01:16:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand 3206 states and 3825 transitions. [2021-11-23 01:16:11,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-11-23 01:16:11,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:11,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:11,891 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 193 proven. 316 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 01:16:16,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:16,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3853 states to 3227 states and 3853 transitions. [2021-11-23 01:16:16,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 3853 transitions. [2021-11-23 01:16:16,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-11-23 01:16:16,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:16,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:16,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:17,024 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 370 proven. 99 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-23 01:16:19,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:19,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3859 states to 3232 states and 3859 transitions. [2021-11-23 01:16:19,036 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 3859 transitions. [2021-11-23 01:16:19,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-11-23 01:16:19,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:19,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:19,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:19,331 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-23 01:16:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3861 states to 3233 states and 3861 transitions. [2021-11-23 01:16:20,315 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 3861 transitions. [2021-11-23 01:16:20,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-11-23 01:16:20,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:21,114 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 297 proven. 49 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:16:27,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3901 states to 3269 states and 3901 transitions. [2021-11-23 01:16:27,307 INFO L276 IsEmpty]: Start isEmpty. Operand 3269 states and 3901 transitions. [2021-11-23 01:16:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-11-23 01:16:27,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:27,469 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 297 proven. 49 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:16:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3283 states and 3915 transitions. [2021-11-23 01:16:30,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 3915 transitions. [2021-11-23 01:16:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2021-11-23 01:16:30,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:30,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:30,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:30,572 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 318 proven. 100 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-11-23 01:16:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3933 states to 3300 states and 3933 transitions. [2021-11-23 01:16:32,078 INFO L276 IsEmpty]: Start isEmpty. Operand 3300 states and 3933 transitions. [2021-11-23 01:16:32,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2021-11-23 01:16:32,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,169 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 285 proven. 58 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2021-11-23 01:16:34,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:34,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3312 states and 3949 transitions. [2021-11-23 01:16:34,547 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 3949 transitions. [2021-11-23 01:16:34,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 01:16:34,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:34,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:34,657 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 324 proven. 103 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 01:16:37,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:37,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3963 states to 3323 states and 3963 transitions. [2021-11-23 01:16:37,424 INFO L276 IsEmpty]: Start isEmpty. Operand 3323 states and 3963 transitions. [2021-11-23 01:16:37,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 01:16:37,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:37,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:37,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:37,508 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 324 proven. 103 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 01:16:39,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3338 states and 3978 transitions. [2021-11-23 01:16:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 3978 transitions. [2021-11-23 01:16:39,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-11-23 01:16:39,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:39,480 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 326 proven. 104 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2021-11-23 01:16:39,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:39,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3339 states and 3978 transitions. [2021-11-23 01:16:39,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3339 states and 3978 transitions. [2021-11-23 01:16:39,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-23 01:16:39,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:39,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:40,465 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 315 proven. 68 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 01:16:44,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:44,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4007 states to 3360 states and 4007 transitions. [2021-11-23 01:16:44,517 INFO L276 IsEmpty]: Start isEmpty. Operand 3360 states and 4007 transitions. [2021-11-23 01:16:44,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-11-23 01:16:44,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:44,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:44,604 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 315 proven. 68 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 01:16:47,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:47,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4033 states to 3380 states and 4033 transitions. [2021-11-23 01:16:47,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 4033 transitions. [2021-11-23 01:16:47,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-23 01:16:47,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:47,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:47,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 314 proven. 136 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:16:54,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:54,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4095 states to 3430 states and 4095 transitions. [2021-11-23 01:16:54,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3430 states and 4095 transitions. [2021-11-23 01:16:54,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-23 01:16:54,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:54,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:54,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 314 proven. 136 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:17:02,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:02,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4126 states to 3457 states and 4126 transitions. [2021-11-23 01:17:02,681 INFO L276 IsEmpty]: Start isEmpty. Operand 3457 states and 4126 transitions. [2021-11-23 01:17:02,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-23 01:17:02,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:02,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:02,824 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 314 proven. 136 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:17:03,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:03,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 3458 states and 4127 transitions. [2021-11-23 01:17:03,918 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 4127 transitions. [2021-11-23 01:17:03,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-23 01:17:03,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:03,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:03,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:04,299 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 314 proven. 136 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:17:05,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:05,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 3461 states and 4129 transitions. [2021-11-23 01:17:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 3461 states and 4129 transitions. [2021-11-23 01:17:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-23 01:17:05,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:05,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:05,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:05,980 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 314 proven. 136 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:17:11,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:11,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4144 states to 3474 states and 4144 transitions. [2021-11-23 01:17:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 3474 states and 4144 transitions. [2021-11-23 01:17:11,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-23 01:17:11,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:11,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:11,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:11,104 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 01:17:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:11,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4145 states to 3476 states and 4145 transitions. [2021-11-23 01:17:11,557 INFO L276 IsEmpty]: Start isEmpty. Operand 3476 states and 4145 transitions. [2021-11-23 01:17:11,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 01:17:11,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:11,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:11,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:12,037 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 367 proven. 53 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-23 01:17:18,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:18,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 3524 states and 4196 transitions. [2021-11-23 01:17:18,885 INFO L276 IsEmpty]: Start isEmpty. Operand 3524 states and 4196 transitions. [2021-11-23 01:17:18,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 01:17:18,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:18,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:18,966 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 367 proven. 53 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2021-11-23 01:17:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:20,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4196 states to 3525 states and 4196 transitions. [2021-11-23 01:17:20,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3525 states and 4196 transitions. [2021-11-23 01:17:20,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 01:17:20,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:20,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:20,429 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 342 proven. 65 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-11-23 01:17:23,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:23,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 3533 states and 4208 transitions. [2021-11-23 01:17:23,394 INFO L276 IsEmpty]: Start isEmpty. Operand 3533 states and 4208 transitions. [2021-11-23 01:17:23,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 01:17:23,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:23,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:23,467 INFO L134 CoverageAnalysis]: Checked inductivity of 607 backedges. 342 proven. 65 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-11-23 01:17:24,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:24,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 3534 states and 4208 transitions. [2021-11-23 01:17:24,554 INFO L276 IsEmpty]: Start isEmpty. Operand 3534 states and 4208 transitions. [2021-11-23 01:17:24,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 01:17:24,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:24,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:24,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:25,290 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 358 proven. 114 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:17:38,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:38,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4300 states to 3599 states and 4300 transitions. [2021-11-23 01:17:38,380 INFO L276 IsEmpty]: Start isEmpty. Operand 3599 states and 4300 transitions. [2021-11-23 01:17:38,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 01:17:38,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:38,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:38,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 358 proven. 114 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:17:41,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:41,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4314 states to 3608 states and 4314 transitions. [2021-11-23 01:17:41,670 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 4314 transitions. [2021-11-23 01:17:41,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 01:17:41,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:41,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:41,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:41,769 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 358 proven. 114 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:17:44,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:44,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 3618 states and 4324 transitions. [2021-11-23 01:17:44,110 INFO L276 IsEmpty]: Start isEmpty. Operand 3618 states and 4324 transitions. [2021-11-23 01:17:44,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2021-11-23 01:17:44,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:44,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:44,200 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 358 proven. 114 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 01:17:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:45,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4334 states to 3627 states and 4334 transitions. [2021-11-23 01:17:45,515 INFO L276 IsEmpty]: Start isEmpty. Operand 3627 states and 4334 transitions. [2021-11-23 01:17:45,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-11-23 01:17:45,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:45,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:45,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:45,567 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 338 proven. 61 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-23 01:17:46,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:46,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4339 states to 3632 states and 4339 transitions. [2021-11-23 01:17:46,440 INFO L276 IsEmpty]: Start isEmpty. Operand 3632 states and 4339 transitions. [2021-11-23 01:17:46,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 01:17:46,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:46,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:46,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:46,570 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 191 proven. 196 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:17:49,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:49,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4354 states to 3643 states and 4354 transitions. [2021-11-23 01:17:49,467 INFO L276 IsEmpty]: Start isEmpty. Operand 3643 states and 4354 transitions. [2021-11-23 01:17:49,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 01:17:49,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:49,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:49,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:49,584 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 191 proven. 196 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:17:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:52,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4362 states to 3648 states and 4362 transitions. [2021-11-23 01:17:52,493 INFO L276 IsEmpty]: Start isEmpty. Operand 3648 states and 4362 transitions. [2021-11-23 01:17:52,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 01:17:52,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:52,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:52,696 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 191 proven. 196 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:17:53,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:53,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4367 states to 3654 states and 4367 transitions. [2021-11-23 01:17:53,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3654 states and 4367 transitions. [2021-11-23 01:17:53,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 01:17:53,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:53,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:53,946 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 191 proven. 196 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:17:55,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4369 states to 3656 states and 4369 transitions. [2021-11-23 01:17:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3656 states and 4369 transitions. [2021-11-23 01:17:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 01:17:55,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:55,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:55,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:55,452 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 191 proven. 196 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:17:58,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:58,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4382 states to 3668 states and 4382 transitions. [2021-11-23 01:17:58,629 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 4382 transitions. [2021-11-23 01:17:58,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 01:17:58,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:58,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:58,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:58,760 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 191 proven. 196 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:18:07,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:07,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 3696 states and 4415 transitions. [2021-11-23 01:18:07,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3696 states and 4415 transitions. [2021-11-23 01:18:07,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 01:18:07,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:07,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:07,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:07,264 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 191 proven. 196 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:18:08,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:08,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4416 states to 3698 states and 4416 transitions. [2021-11-23 01:18:08,683 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 4416 transitions. [2021-11-23 01:18:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-11-23 01:18:08,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:08,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:08,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 191 proven. 196 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-23 01:18:10,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:10,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 3700 states and 4417 transitions. [2021-11-23 01:18:10,151 INFO L276 IsEmpty]: Start isEmpty. Operand 3700 states and 4417 transitions. [2021-11-23 01:18:10,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-11-23 01:18:10,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:10,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:10,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:10,212 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 460 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:18:18,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:18,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4473 states to 3749 states and 4473 transitions. [2021-11-23 01:18:18,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3749 states and 4473 transitions. [2021-11-23 01:18:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2021-11-23 01:18:18,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:18,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:19,002 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 460 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:18:21,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:21,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4486 states to 3764 states and 4486 transitions. [2021-11-23 01:18:21,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 4486 transitions. [2021-11-23 01:18:21,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-23 01:18:21,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:21,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:21,968 INFO L134 CoverageAnalysis]: Checked inductivity of 628 backedges. 500 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 01:18:24,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:24,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4493 states to 3770 states and 4493 transitions. [2021-11-23 01:18:24,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3770 states and 4493 transitions. [2021-11-23 01:18:24,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-23 01:18:24,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:24,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:24,092 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 439 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2021-11-23 01:18:27,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:27,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 3775 states and 4506 transitions. [2021-11-23 01:18:27,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3775 states and 4506 transitions. [2021-11-23 01:18:27,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-11-23 01:18:27,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:27,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:27,369 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 439 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2021-11-23 01:18:29,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:29,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4512 states to 3778 states and 4512 transitions. [2021-11-23 01:18:29,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3778 states and 4512 transitions. [2021-11-23 01:18:29,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2021-11-23 01:18:29,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:29,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:29,758 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 389 proven. 76 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-23 01:18:33,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:33,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4553 states to 3816 states and 4553 transitions. [2021-11-23 01:18:33,759 INFO L276 IsEmpty]: Start isEmpty. Operand 3816 states and 4553 transitions. [2021-11-23 01:18:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2021-11-23 01:18:33,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:33,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:33,861 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 389 proven. 76 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-23 01:18:36,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:36,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4567 states to 3829 states and 4567 transitions. [2021-11-23 01:18:36,832 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 4567 transitions. [2021-11-23 01:18:36,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2021-11-23 01:18:36,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:36,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:36,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 422 proven. 70 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2021-11-23 01:18:38,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:38,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4569 states to 3831 states and 4569 transitions. [2021-11-23 01:18:38,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 4569 transitions. [2021-11-23 01:18:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-23 01:18:38,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:38,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:38,377 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 66 proven. 370 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2021-11-23 01:18:39,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:39,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4591 states to 3852 states and 4591 transitions. [2021-11-23 01:18:39,933 INFO L276 IsEmpty]: Start isEmpty. Operand 3852 states and 4591 transitions. [2021-11-23 01:18:39,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-23 01:18:39,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:39,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:40,066 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 233 proven. 380 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:18:43,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:43,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4605 states to 3865 states and 4605 transitions. [2021-11-23 01:18:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 3865 states and 4605 transitions. [2021-11-23 01:18:43,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-23 01:18:43,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:43,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:43,873 INFO L134 CoverageAnalysis]: Checked inductivity of 808 backedges. 233 proven. 380 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2021-11-23 01:18:45,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:45,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4609 states to 3869 states and 4609 transitions. [2021-11-23 01:18:45,815 INFO L276 IsEmpty]: Start isEmpty. Operand 3869 states and 4609 transitions. [2021-11-23 01:18:45,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-23 01:18:45,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:45,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:45,873 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:18:48,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:48,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4637 states to 3894 states and 4637 transitions. [2021-11-23 01:18:48,597 INFO L276 IsEmpty]: Start isEmpty. Operand 3894 states and 4637 transitions. [2021-11-23 01:18:48,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-11-23 01:18:48,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:48,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:48,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:48,644 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 343 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2021-11-23 01:18:50,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:50,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4640 states to 3896 states and 4640 transitions. [2021-11-23 01:18:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 4640 transitions. [2021-11-23 01:18:50,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-23 01:18:50,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:50,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:50,288 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 65 proven. 344 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-11-23 01:18:52,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:52,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4711 states to 3965 states and 4711 transitions. [2021-11-23 01:18:52,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 4711 transitions. [2021-11-23 01:18:52,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-23 01:18:52,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:52,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:52,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:52,734 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 65 proven. 344 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-11-23 01:18:55,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:55,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4721 states to 3972 states and 4721 transitions. [2021-11-23 01:18:55,322 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 4721 transitions. [2021-11-23 01:18:55,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-23 01:18:55,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:55,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:55,453 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 65 proven. 344 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-11-23 01:18:56,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:56,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4724 states to 3975 states and 4724 transitions. [2021-11-23 01:18:56,211 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 4724 transitions. [2021-11-23 01:18:56,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-23 01:18:56,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:56,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:56,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:56,527 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-23 01:18:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4726 states to 3976 states and 4726 transitions. [2021-11-23 01:18:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 3976 states and 4726 transitions. [2021-11-23 01:18:57,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-23 01:18:57,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:57,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:57,193 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2021-11-23 01:18:58,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:58,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4737 states to 3985 states and 4737 transitions. [2021-11-23 01:18:58,129 INFO L276 IsEmpty]: Start isEmpty. Operand 3985 states and 4737 transitions. [2021-11-23 01:18:58,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-11-23 01:18:58,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:58,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:58,606 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 106 proven. 460 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.