./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/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_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:44:29,198 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:44:29,200 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:44:29,253 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:44:29,254 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:44:29,258 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:44:29,260 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:44:29,264 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:44:29,267 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:44:29,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:44:29,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:44:29,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:44:29,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:44:29,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:44:29,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:44:29,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:44:29,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:44:29,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:44:29,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:44:29,302 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:44:29,304 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:44:29,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:44:29,309 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:44:29,310 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:44:29,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:44:29,319 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:44:29,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:44:29,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:44:29,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:44:29,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:44:29,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:44:29,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:44:29,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:44:29,329 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:44:29,330 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:44:29,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:44:29,331 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:44:29,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:44:29,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:44:29,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:44:29,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:44:29,335 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-23 00:44:29,376 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:44:29,376 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:44:29,377 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:44:29,378 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:44:29,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:44:29,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:44:29,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:44:29,380 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:44:29,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:44:29,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:44:29,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:44:29,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:44:29,388 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:44:29,388 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 00:44:29,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:44:29,389 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:44:29,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:44:29,390 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:44:29,390 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:44:29,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:44:29,390 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:44:29,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:44:29,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:44:29,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:44:29,392 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:44:29,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:44:29,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:44:29,393 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_64f1466e-5fb5-4a51-a17d-c4315c683deb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 172ac4fa0310d14c59d9149bc1b8ec1548860e0b827250d611bfd9d710019753 [2021-11-23 00:44:29,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:44:29,770 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:44:29,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:44:29,774 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:44:29,775 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:44:29,776 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2021-11-23 00:44:29,873 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/data/99f2917f0/f3ed62e3fb0649e493c18806446def7b/FLAGf6b925803 [2021-11-23 00:44:30,359 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:44:30,360 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/sv-benchmarks/c/termination-crafted-lit/BrockschmidtCookFuhs-CAV2013-Fig9a.c [2021-11-23 00:44:30,371 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/data/99f2917f0/f3ed62e3fb0649e493c18806446def7b/FLAGf6b925803 [2021-11-23 00:44:30,761 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/data/99f2917f0/f3ed62e3fb0649e493c18806446def7b [2021-11-23 00:44:30,764 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:44:30,765 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:44:30,768 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:44:30,768 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:44:30,771 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:44:30,772 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:30" (1/1) ... [2021-11-23 00:44:30,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41fc6f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:30, skipping insertion in model container [2021-11-23 00:44:30,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:30" (1/1) ... [2021-11-23 00:44:30,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:44:30,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:44:30,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:44:31,008 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:44:31,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:44:31,061 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:44:31,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31 WrapperNode [2021-11-23 00:44:31,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:44:31,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:44:31,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:44:31,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:44:31,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,099 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2021-11-23 00:44:31,099 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:44:31,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:44:31,102 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:44:31,102 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:44:31,110 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,110 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,112 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,129 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:44:31,131 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:44:31,131 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:44:31,131 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:44:31,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,140 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:44:31,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:44:31,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:44:31,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_64f1466e-5fb5-4a51-a17d-c4315c683deb/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:44:31,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:44:31,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:44:31,272 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:44:31,274 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:44:31,425 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:44:31,454 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:44:31,454 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:44:31,456 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:44:31 BoogieIcfgContainer [2021-11-23 00:44:31,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:44:31,458 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:44:31,458 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:44:31,482 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:44:31,482 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:44:31" (1/1) ... [2021-11-23 00:44:31,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:44:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:31,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2021-11-23 00:44:31,563 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2021-11-23 00:44:31,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:44:31,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:31,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:31,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:31,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:31,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-11-23 00:44:31,822 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-23 00:44:31,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:44:31,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:31,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:31,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:32,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:32,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2021-11-23 00:44:32,103 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2021-11-23 00:44:32,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:44:32,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:32,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:32,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:32,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:32,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2021-11-23 00:44:32,567 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2021-11-23 00:44:32,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:44:32,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:32,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:32,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:32,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:33,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:33,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2021-11-23 00:44:33,187 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2021-11-23 00:44:33,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:44:33,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:33,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:33,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:33,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:33,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2021-11-23 00:44:33,785 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2021-11-23 00:44:33,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:44:33,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:33,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:33,817 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:34,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:34,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 41 states and 59 transitions. [2021-11-23 00:44:34,426 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 59 transitions. [2021-11-23 00:44:34,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:44:34,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:34,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:34,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:34,454 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:35,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:35,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 42 states and 60 transitions. [2021-11-23 00:44:35,039 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2021-11-23 00:44:35,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:44:35,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:35,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:35,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:35,116 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 74 transitions. [2021-11-23 00:44:35,897 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 74 transitions. [2021-11-23 00:44:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:44:35,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:35,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:35,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:36,093 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:36,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:36,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2021-11-23 00:44:36,671 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2021-11-23 00:44:36,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:44:36,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:36,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:36,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:36,806 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:37,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:37,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 78 transitions. [2021-11-23 00:44:37,551 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2021-11-23 00:44:37,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:44:37,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:37,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:37,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:37,589 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:44:38,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:38,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 80 transitions. [2021-11-23 00:44:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2021-11-23 00:44:38,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:44:38,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:38,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:38,075 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:44:38,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:38,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 79 transitions. [2021-11-23 00:44:38,677 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2021-11-23 00:44:38,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:44:38,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:38,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:38,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:38,775 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:44:41,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:41,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 74 states and 111 transitions. [2021-11-23 00:44:41,919 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 111 transitions. [2021-11-23 00:44:41,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:44:41,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:41,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:41,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:42,210 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:44:43,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:43,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 123 transitions. [2021-11-23 00:44:43,459 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 123 transitions. [2021-11-23 00:44:43,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:44:43,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:43,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:43,911 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 30 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:46,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:46,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 89 states and 141 transitions. [2021-11-23 00:44:46,705 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 141 transitions. [2021-11-23 00:44:46,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:44:46,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:46,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:47,423 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:50,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:50,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 158 transitions. [2021-11-23 00:44:50,725 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2021-11-23 00:44:50,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:44:50,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:50,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:50,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:50,753 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:44:51,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:51,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 102 states and 164 transitions. [2021-11-23 00:44:51,621 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 164 transitions. [2021-11-23 00:44:51,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:44:51,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:51,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:51,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:51,642 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:44:52,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:52,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 104 states and 167 transitions. [2021-11-23 00:44:52,404 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 167 transitions. [2021-11-23 00:44:52,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:44:52,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:52,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:52,424 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:44:53,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:53,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 106 states and 170 transitions. [2021-11-23 00:44:53,560 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 170 transitions. [2021-11-23 00:44:53,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:44:53,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:53,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:54,159 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:44:56,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:56,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 109 states and 178 transitions. [2021-11-23 00:44:56,158 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 178 transitions. [2021-11-23 00:44:56,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:44:56,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:56,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 00:44:57,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:57,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 114 states and 189 transitions. [2021-11-23 00:44:57,810 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 189 transitions. [2021-11-23 00:44:57,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:44:57,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:57,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:57,971 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:44:58,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:58,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 117 states and 191 transitions. [2021-11-23 00:44:58,861 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 191 transitions. [2021-11-23 00:44:58,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:44:58,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:58,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:59,258 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:02,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:02,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 127 states and 221 transitions. [2021-11-23 00:45:02,331 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 221 transitions. [2021-11-23 00:45:02,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:45:02,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:02,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:02,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:02,948 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 11 proven. 47 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:05,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:05,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 134 states and 229 transitions. [2021-11-23 00:45:05,348 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 229 transitions. [2021-11-23 00:45:05,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:45:05,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:05,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:05,902 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:45:07,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 128 states and 215 transitions. [2021-11-23 00:45:07,210 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 215 transitions. [2021-11-23 00:45:07,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:45:07,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:07,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:07,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:08,063 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 19 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:45:11,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:11,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 138 states and 235 transitions. [2021-11-23 00:45:11,867 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 235 transitions. [2021-11-23 00:45:11,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:45:11,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:11,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:11,887 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:45:12,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:12,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 138 states and 233 transitions. [2021-11-23 00:45:12,798 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 233 transitions. [2021-11-23 00:45:12,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:45:12,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:12,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:12,889 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 1 proven. 68 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:45:15,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:15,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 145 states and 244 transitions. [2021-11-23 00:45:15,352 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 244 transitions. [2021-11-23 00:45:15,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:45:15,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:15,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:15,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:15,369 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:45:16,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 148 states and 247 transitions. [2021-11-23 00:45:16,351 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 247 transitions. [2021-11-23 00:45:16,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:45:16,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:16,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:45:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 148 states and 246 transitions. [2021-11-23 00:45:17,225 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 246 transitions. [2021-11-23 00:45:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:45:17,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:17,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:17,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:17,656 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 7 proven. 80 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:45:20,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:20,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 154 states and 258 transitions. [2021-11-23 00:45:20,283 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 258 transitions. [2021-11-23 00:45:20,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:45:20,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:20,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:20,960 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:45:24,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:24,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 164 states and 289 transitions. [2021-11-23 00:45:24,665 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 289 transitions. [2021-11-23 00:45:24,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:45:24,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:24,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:24,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:24,702 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:45:27,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:27,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 171 states and 304 transitions. [2021-11-23 00:45:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 304 transitions. [2021-11-23 00:45:27,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:45:27,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:27,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:27,021 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:45:27,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:27,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 171 states and 303 transitions. [2021-11-23 00:45:27,426 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 303 transitions. [2021-11-23 00:45:27,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:45:27,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:27,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:28,509 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 30 proven. 64 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:31,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:31,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 175 states and 311 transitions. [2021-11-23 00:45:31,040 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 311 transitions. [2021-11-23 00:45:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:45:31,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:31,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:31,151 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 30 proven. 64 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:32,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:32,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 179 states and 318 transitions. [2021-11-23 00:45:32,512 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 318 transitions. [2021-11-23 00:45:32,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:45:32,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:32,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:32,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:32,830 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:45:37,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:37,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 189 states and 338 transitions. [2021-11-23 00:45:37,581 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 338 transitions. [2021-11-23 00:45:37,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:45:37,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:37,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:37,880 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:45:41,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:41,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 196 states and 350 transitions. [2021-11-23 00:45:41,316 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 350 transitions. [2021-11-23 00:45:41,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:45:41,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:41,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:41,332 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-23 00:45:42,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:42,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 202 states and 357 transitions. [2021-11-23 00:45:42,291 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 357 transitions. [2021-11-23 00:45:42,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:45:42,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:42,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:42,334 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:45:43,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:43,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 205 states and 361 transitions. [2021-11-23 00:45:43,002 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 361 transitions. [2021-11-23 00:45:43,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:45:43,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:43,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:43,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:43,022 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:45:44,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:44,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 208 states and 369 transitions. [2021-11-23 00:45:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 369 transitions. [2021-11-23 00:45:44,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:45:44,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:44,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:44,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:44,093 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:45:45,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:45,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 211 states and 373 transitions. [2021-11-23 00:45:45,564 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 373 transitions. [2021-11-23 00:45:45,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:45:45,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:45,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:45,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 61 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:45:49,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:49,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 221 states and 392 transitions. [2021-11-23 00:45:49,500 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 392 transitions. [2021-11-23 00:45:49,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:45:49,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:49,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:49,526 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:45:51,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:51,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 224 states and 397 transitions. [2021-11-23 00:45:51,138 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 397 transitions. [2021-11-23 00:45:51,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:45:51,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:51,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:51,181 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 61 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:45:52,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:52,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 228 states and 404 transitions. [2021-11-23 00:45:52,738 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 404 transitions. [2021-11-23 00:45:52,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:45:52,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:52,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:52,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:52,779 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 61 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:45:53,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:53,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 231 states and 406 transitions. [2021-11-23 00:45:53,414 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 406 transitions. [2021-11-23 00:45:53,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:45:53,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:53,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:53,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:53,430 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:45:54,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:54,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 234 states and 409 transitions. [2021-11-23 00:45:54,559 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 409 transitions. [2021-11-23 00:45:54,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:45:54,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:54,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:55,242 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:45:56,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:56,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 237 states and 411 transitions. [2021-11-23 00:45:56,386 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 411 transitions. [2021-11-23 00:45:56,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:45:56,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:56,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:56,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:56,404 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:45:57,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:57,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 237 states and 410 transitions. [2021-11-23 00:45:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 410 transitions. [2021-11-23 00:45:57,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:45:57,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:57,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:57,113 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:45:58,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:58,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 240 states and 412 transitions. [2021-11-23 00:45:58,505 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 412 transitions. [2021-11-23 00:45:58,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:45:58,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:58,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:59,212 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 18 proven. 112 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:46:04,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:04,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 249 states and 423 transitions. [2021-11-23 00:46:04,825 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 423 transitions. [2021-11-23 00:46:04,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:46:04,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:04,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:04,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:04,907 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 18 proven. 112 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:46:07,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:07,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 253 states and 426 transitions. [2021-11-23 00:46:07,315 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 426 transitions. [2021-11-23 00:46:07,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:46:07,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:07,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:07,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:46:13,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 263 states and 464 transitions. [2021-11-23 00:46:13,943 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 464 transitions. [2021-11-23 00:46:13,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:46:13,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:13,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:13,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:46:14,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:14,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 266 states and 469 transitions. [2021-11-23 00:46:14,917 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 469 transitions. [2021-11-23 00:46:14,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:46:14,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:14,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:14,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:14,947 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:46:16,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:16,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 270 states and 475 transitions. [2021-11-23 00:46:16,774 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 475 transitions. [2021-11-23 00:46:16,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:46:16,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:16,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:46:20,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:20,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 276 states and 494 transitions. [2021-11-23 00:46:20,921 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 494 transitions. [2021-11-23 00:46:20,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:46:20,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:20,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:21,729 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:46:23,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:23,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 279 states and 498 transitions. [2021-11-23 00:46:23,869 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 498 transitions. [2021-11-23 00:46:23,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 00:46:23,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:23,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:24,205 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 00:46:25,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 282 states and 500 transitions. [2021-11-23 00:46:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 500 transitions. [2021-11-23 00:46:25,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:46:25,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:25,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:25,282 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:46:29,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:29,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 292 states and 516 transitions. [2021-11-23 00:46:29,966 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 516 transitions. [2021-11-23 00:46:29,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:46:29,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:29,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:46:32,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:32,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 296 states and 521 transitions. [2021-11-23 00:46:32,228 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 521 transitions. [2021-11-23 00:46:32,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:46:32,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:32,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:32,268 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 81 proven. 19 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-23 00:46:33,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:33,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 299 states and 523 transitions. [2021-11-23 00:46:33,150 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 523 transitions. [2021-11-23 00:46:33,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:46:33,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:33,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:33,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:33,177 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:46:34,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:34,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 299 states and 522 transitions. [2021-11-23 00:46:34,490 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 522 transitions. [2021-11-23 00:46:34,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:46:34,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:34,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:34,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:34,506 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-23 00:46:35,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:35,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 305 states and 528 transitions. [2021-11-23 00:46:35,946 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 528 transitions. [2021-11-23 00:46:35,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:46:35,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:35,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:35,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:35,981 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:46:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:38,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 305 states and 527 transitions. [2021-11-23 00:46:38,658 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 527 transitions. [2021-11-23 00:46:38,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 00:46:38,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:38,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:38,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:40,317 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 10 proven. 175 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:46:44,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:44,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 314 states and 538 transitions. [2021-11-23 00:46:44,992 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 538 transitions. [2021-11-23 00:46:44,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:46:44,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:44,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:45,937 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:46:57,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:57,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 334 states and 581 transitions. [2021-11-23 00:46:57,833 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 581 transitions. [2021-11-23 00:46:57,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:46:57,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:57,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:57,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:57,921 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 163 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:04,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:04,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 344 states and 598 transitions. [2021-11-23 00:47:04,014 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 598 transitions. [2021-11-23 00:47:04,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:47:04,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:04,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:04,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:04,029 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-11-23 00:47:07,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:07,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 350 states and 609 transitions. [2021-11-23 00:47:07,091 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 609 transitions. [2021-11-23 00:47:07,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:47:07,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:07,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:07,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:07,176 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 19 proven. 163 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:11,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:11,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 357 states and 616 transitions. [2021-11-23 00:47:11,525 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 616 transitions. [2021-11-23 00:47:11,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:47:11,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:11,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:12,669 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:19,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:19,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 367 states and 658 transitions. [2021-11-23 00:47:19,081 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 658 transitions. [2021-11-23 00:47:19,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:47:19,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:19,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:19,107 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:23,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:23,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 374 states and 673 transitions. [2021-11-23 00:47:23,297 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 673 transitions. [2021-11-23 00:47:23,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:47:23,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:23,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:25,696 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 42 proven. 173 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:47:30,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:30,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 378 states and 676 transitions. [2021-11-23 00:47:30,847 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 676 transitions. [2021-11-23 00:47:30,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:47:30,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:30,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:30,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:30,902 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 42 proven. 173 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:47:32,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:32,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 382 states and 680 transitions. [2021-11-23 00:47:32,538 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 680 transitions. [2021-11-23 00:47:32,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:47:32,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:32,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:32,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 20 proven. 189 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:47:33,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:33,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 385 states and 683 transitions. [2021-11-23 00:47:33,632 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 683 transitions. [2021-11-23 00:47:33,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:47:33,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:33,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:33,655 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-11-23 00:47:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:34,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 388 states and 687 transitions. [2021-11-23 00:47:34,485 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 687 transitions. [2021-11-23 00:47:34,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:47:34,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:34,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:34,499 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-11-23 00:47:36,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:36,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 394 states and 700 transitions. [2021-11-23 00:47:36,338 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 700 transitions. [2021-11-23 00:47:36,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:47:36,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:36,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:36,376 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:47:42,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:42,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 404 states and 719 transitions. [2021-11-23 00:47:42,305 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 719 transitions. [2021-11-23 00:47:42,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:47:42,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:42,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 101 proven. 19 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:47:46,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:46,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 411 states and 726 transitions. [2021-11-23 00:47:46,004 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 726 transitions. [2021-11-23 00:47:46,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:47:46,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:46,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:46,034 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:49,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:49,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 417 states and 733 transitions. [2021-11-23 00:47:49,009 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 733 transitions. [2021-11-23 00:47:49,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:47:49,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:49,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:49,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2021-11-23 00:47:50,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 423 states and 739 transitions. [2021-11-23 00:47:50,616 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 739 transitions. [2021-11-23 00:47:50,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:47:50,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,426 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 243 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:47:58,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:58,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 430 states and 766 transitions. [2021-11-23 00:47:58,486 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 766 transitions. [2021-11-23 00:47:58,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:47:58,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:58,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:58,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:58,892 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:08,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 444 states and 787 transitions. [2021-11-23 00:48:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 787 transitions. [2021-11-23 00:48:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:48:08,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:09,531 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:48:14,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:14,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 797 states to 454 states and 797 transitions. [2021-11-23 00:48:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 797 transitions. [2021-11-23 00:48:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:48:14,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:14,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:14,753 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:23,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 468 states and 816 transitions. [2021-11-23 00:48:23,982 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 816 transitions. [2021-11-23 00:48:23,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:48:23,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:23,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:24,490 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:48:27,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:27,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 472 states and 822 transitions. [2021-11-23 00:48:27,523 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 822 transitions. [2021-11-23 00:48:27,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:48:27,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:27,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:27,552 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:30,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 475 states and 827 transitions. [2021-11-23 00:48:30,676 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 827 transitions. [2021-11-23 00:48:30,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:48:30,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:30,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 17 proven. 233 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:48:32,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:32,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 478 states and 832 transitions. [2021-11-23 00:48:32,870 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 832 transitions. [2021-11-23 00:48:32,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:48:32,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:32,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:32,885 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-11-23 00:48:35,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:35,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 484 states and 850 transitions. [2021-11-23 00:48:35,122 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 850 transitions. [2021-11-23 00:48:35,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:48:35,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:35,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:35,135 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-11-23 00:48:38,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:38,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 487 states and 855 transitions. [2021-11-23 00:48:38,280 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 855 transitions. [2021-11-23 00:48:38,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:48:38,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:38,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:38,309 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:41,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:41,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 490 states and 862 transitions. [2021-11-23 00:48:41,439 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 862 transitions. [2021-11-23 00:48:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:48:41,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:41,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:41,453 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-11-23 00:48:42,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:42,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 493 states and 868 transitions. [2021-11-23 00:48:42,584 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 868 transitions. [2021-11-23 00:48:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:48:42,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:42,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:46,421 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 58 proven. 191 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:48:52,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:52,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 496 states and 871 transitions. [2021-11-23 00:48:52,070 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 871 transitions. [2021-11-23 00:48:52,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:48:52,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:52,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:53,828 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:49:02,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 506 states and 913 transitions. [2021-11-23 00:49:02,419 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 913 transitions. [2021-11-23 00:49:02,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:49:02,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:02,451 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:49:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 513 states and 927 transitions. [2021-11-23 00:49:10,946 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 927 transitions. [2021-11-23 00:49:10,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:49:10,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:12,840 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 49 proven. 231 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:49:23,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:23,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 526 states and 946 transitions. [2021-11-23 00:49:23,701 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 946 transitions. [2021-11-23 00:49:23,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:49:23,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:23,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:23,858 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 49 proven. 231 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:49:30,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:30,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 536 states and 959 transitions. [2021-11-23 00:49:30,435 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 959 transitions. [2021-11-23 00:49:30,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:49:30,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:30,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,450 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2021-11-23 00:49:32,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 539 states and 967 transitions. [2021-11-23 00:49:32,574 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 967 transitions. [2021-11-23 00:49:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:49:32,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 40 proven. 234 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:49:42,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:42,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 549 states and 980 transitions. [2021-11-23 00:49:42,581 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 980 transitions. [2021-11-23 00:49:42,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:49:42,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:42,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:42,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:42,743 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 73 proven. 204 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:49:47,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:47,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 556 states and 987 transitions. [2021-11-23 00:49:47,451 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 987 transitions. [2021-11-23 00:49:47,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 00:49:47,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:47,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:47,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:47,604 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 73 proven. 204 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:49:50,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:50,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 559 states and 991 transitions. [2021-11-23 00:49:50,329 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 991 transitions. [2021-11-23 00:49:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:49:50,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:50,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:50,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:50,369 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 121 proven. 19 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 00:49:59,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:59,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 569 states and 1004 transitions. [2021-11-23 00:49:59,488 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1004 transitions. [2021-11-23 00:49:59,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:49:59,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:59,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:59,504 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2021-11-23 00:50:01,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:01,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 572 states and 1007 transitions. [2021-11-23 00:50:01,725 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1007 transitions. [2021-11-23 00:50:01,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:50:01,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:01,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:04,668 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:50:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 579 states and 1051 transitions. [2021-11-23 00:50:14,847 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1051 transitions. [2021-11-23 00:50:14,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:50:14,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:14,861 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-23 00:50:21,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:21,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 591 states and 1074 transitions. [2021-11-23 00:50:21,048 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1074 transitions. [2021-11-23 00:50:21,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:50:21,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:21,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,696 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 34 proven. 286 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:50:35,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:35,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 597 states and 1086 transitions. [2021-11-23 00:50:35,963 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1086 transitions. [2021-11-23 00:50:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:50:35,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:35,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:35,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:38,120 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 167 proven. 43 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 00:50:56,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 614 states and 1116 transitions. [2021-11-23 00:50:56,235 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1116 transitions. [2021-11-23 00:50:56,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:50:56,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:56,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:56,248 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-23 00:51:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 617 states and 1124 transitions. [2021-11-23 00:51:00,187 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1124 transitions. [2021-11-23 00:51:00,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:51:00,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,209 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 167 proven. 43 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 00:51:10,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:10,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 628 states and 1139 transitions. [2021-11-23 00:51:10,824 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1139 transitions. [2021-11-23 00:51:10,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:51:10,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:10,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:10,836 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2021-11-23 00:51:11,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:11,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 631 states and 1142 transitions. [2021-11-23 00:51:11,986 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1142 transitions. [2021-11-23 00:51:11,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:11,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:11,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:11,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 00:51:16,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:16,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 634 states and 1146 transitions. [2021-11-23 00:51:16,573 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1146 transitions. [2021-11-23 00:51:16,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:16,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:16,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:16,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:18,970 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:51:29,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:29,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 641 states and 1163 transitions. [2021-11-23 00:51:29,714 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1163 transitions. [2021-11-23 00:51:29,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:29,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:29,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:30,377 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 00:51:33,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:33,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 641 states and 1160 transitions. [2021-11-23 00:51:33,056 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1160 transitions. [2021-11-23 00:51:33,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:33,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:33,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:33,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:33,086 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:51:37,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:37,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1165 states to 645 states and 1165 transitions. [2021-11-23 00:51:37,018 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1165 transitions. [2021-11-23 00:51:37,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:37,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:37,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:37,048 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:51:41,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:41,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 649 states and 1171 transitions. [2021-11-23 00:51:41,238 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1171 transitions. [2021-11-23 00:51:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:41,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:41,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:41,265 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:51:45,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:45,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 652 states and 1175 transitions. [2021-11-23 00:51:45,806 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1175 transitions. [2021-11-23 00:51:45,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:45,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:45,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:45,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:45,833 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 318 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:51:49,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:49,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 655 states and 1182 transitions. [2021-11-23 00:51:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1182 transitions. [2021-11-23 00:51:49,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:51:49,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:49,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:49,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:49,590 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 344 trivial. 0 not checked. [2021-11-23 00:51:51,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:51,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 649 states and 1168 transitions. [2021-11-23 00:51:51,774 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1168 transitions. [2021-11-23 00:51:51,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:51:51,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:51,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:51,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 00:51:53,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:53,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1176 states to 652 states and 1176 transitions. [2021-11-23 00:51:53,373 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1176 transitions. [2021-11-23 00:51:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 00:51:53,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:53,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:53,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:53,384 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2021-11-23 00:51:54,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 655 states and 1179 transitions. [2021-11-23 00:51:54,973 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 1179 transitions. [2021-11-23 00:51:54,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:51:54,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:54,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:56,905 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:52:02,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:02,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 658 states and 1181 transitions. [2021-11-23 00:52:02,991 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1181 transitions. [2021-11-23 00:52:02,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:52:02,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:02,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:02,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 41 proven. 307 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:52:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:17,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 671 states and 1207 transitions. [2021-11-23 00:52:17,226 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 1207 transitions. [2021-11-23 00:52:17,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:52:17,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:17,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:17,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:18,011 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:52:24,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:24,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 677 states and 1219 transitions. [2021-11-23 00:52:24,370 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1219 transitions. [2021-11-23 00:52:24,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:52:24,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:24,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:52:27,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:27,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 677 states and 1214 transitions. [2021-11-23 00:52:27,088 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1214 transitions. [2021-11-23 00:52:27,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:52:27,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:27,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:27,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:27,835 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 34 proven. 328 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:52:31,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:31,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 680 states and 1217 transitions. [2021-11-23 00:52:31,250 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1217 transitions. [2021-11-23 00:52:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:52:31,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:31,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:33,148 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 00:52:37,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 683 states and 1221 transitions. [2021-11-23 00:52:37,923 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1221 transitions. [2021-11-23 00:52:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:52:37,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:37,954 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:52:39,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:39,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 686 states and 1230 transitions. [2021-11-23 00:52:39,848 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1230 transitions. [2021-11-23 00:52:39,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:52:39,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:39,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:39,883 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 00:52:42,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:42,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 689 states and 1233 transitions. [2021-11-23 00:52:42,527 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1233 transitions. [2021-11-23 00:52:42,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:52:42,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:42,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:42,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-23 00:52:47,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:47,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1247 states to 698 states and 1247 transitions. [2021-11-23 00:52:47,018 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1247 transitions. [2021-11-23 00:52:47,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:52:47,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:47,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:47,041 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 249 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 00:52:50,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:50,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 695 states and 1238 transitions. [2021-11-23 00:52:50,149 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1238 transitions. [2021-11-23 00:52:50,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:52:50,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:50,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:50,159 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-23 00:52:51,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:51,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 698 states and 1241 transitions. [2021-11-23 00:52:51,574 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1241 transitions. [2021-11-23 00:52:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:52:51,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:51,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:51,589 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-23 00:52:53,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:53,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 701 states and 1244 transitions. [2021-11-23 00:52:53,136 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1244 transitions. [2021-11-23 00:52:53,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:52:53,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:53,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:58,437 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:53:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 710 states and 1263 transitions. [2021-11-23 00:53:12,479 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1263 transitions. [2021-11-23 00:53:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:53:12,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:12,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:12,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:12,556 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:53:16,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:16,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 714 states and 1267 transitions. [2021-11-23 00:53:16,704 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 1267 transitions. [2021-11-23 00:53:16,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:53:16,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:16,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:16,781 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 66 proven. 326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:53:33,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:33,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 727 states and 1303 transitions. [2021-11-23 00:53:33,529 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1303 transitions. [2021-11-23 00:53:33,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:53:33,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:33,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:33,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 173 proven. 221 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:53:59,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:59,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 743 states and 1331 transitions. [2021-11-23 00:53:59,246 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1331 transitions. [2021-11-23 00:53:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:53:59,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:59,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:59,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:59,259 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-11-23 00:54:00,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:00,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 744 states and 1331 transitions. [2021-11-23 00:54:00,899 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1331 transitions. [2021-11-23 00:54:00,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:54:00,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:00,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:10,202 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 34 proven. 373 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:54:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:21,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 744 states and 1330 transitions. [2021-11-23 00:54:21,706 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1330 transitions. [2021-11-23 00:54:21,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:54:21,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:21,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:21,716 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2021-11-23 00:54:23,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:23,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 747 states and 1333 transitions. [2021-11-23 00:54:23,426 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1333 transitions. [2021-11-23 00:54:23,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:54:23,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:23,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:23,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 00:54:30,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 741 states and 1319 transitions. [2021-11-23 00:54:30,767 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1319 transitions. [2021-11-23 00:54:30,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:54:30,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,778 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-23 00:54:32,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:32,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 744 states and 1324 transitions. [2021-11-23 00:54:32,387 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1324 transitions. [2021-11-23 00:54:32,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:54:32,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:32,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:32,917 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2021-11-23 00:54:40,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:40,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 744 states and 1323 transitions. [2021-11-23 00:54:40,255 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1323 transitions. [2021-11-23 00:54:40,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:54:40,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:40,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:40,265 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-11-23 00:54:44,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:44,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 747 states and 1328 transitions. [2021-11-23 00:54:44,910 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1328 transitions. [2021-11-23 00:54:44,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:54:44,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:44,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:44,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:44,927 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 389 trivial. 0 not checked. [2021-11-23 00:54:49,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 756 states and 1340 transitions. [2021-11-23 00:54:49,653 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1340 transitions. [2021-11-23 00:54:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:54:49,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:49,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:49,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,530 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 398 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:55:04,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 763 states and 1352 transitions. [2021-11-23 00:55:04,243 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1352 transitions. [2021-11-23 00:55:04,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:55:04,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 129 proven. 314 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:55:22,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 773 states and 1361 transitions. [2021-11-23 00:55:22,060 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 1361 transitions. [2021-11-23 00:55:22,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:55:22,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,090 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 398 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:55:26,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:26,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 777 states and 1366 transitions. [2021-11-23 00:55:26,084 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1366 transitions. [2021-11-23 00:55:26,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:55:26,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:26,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:26,110 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 398 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:55:37,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 787 states and 1388 transitions. [2021-11-23 00:55:37,843 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1388 transitions. [2021-11-23 00:55:37,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:55:37,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,854 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2021-11-23 00:55:39,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:39,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 790 states and 1392 transitions. [2021-11-23 00:55:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1392 transitions. [2021-11-23 00:55:39,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:55:39,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:39,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:39,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:39,793 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 398 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked.