./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrnlen-alloca-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/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_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrnlen-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b06b08d501323de811576605780ed72bdf24037e477195316df25396abb6c35b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:26:32,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:26:32,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:26:32,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:26:32,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:26:32,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:26:33,000 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:26:33,003 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:26:33,005 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:26:33,007 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:26:33,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:26:33,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:26:33,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:26:33,013 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:26:33,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:26:33,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:26:33,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:26:33,032 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:26:33,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:26:33,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:26:33,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:26:33,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:26:33,056 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:26:33,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:26:33,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:26:33,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:26:33,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:26:33,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:26:33,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:26:33,073 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:26:33,074 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:26:33,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:26:33,078 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:26:33,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:26:33,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:26:33,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:26:33,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:26:33,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:26:33,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:26:33,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:26:33,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:26:33,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:26:33,144 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:26:33,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:26:33,147 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:26:33,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:26:33,148 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:26:33,148 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:26:33,151 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:26:33,152 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:26:33,152 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:26:33,152 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:26:33,153 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:26:33,154 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:26:33,154 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:26:33,154 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:26:33,154 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:26:33,155 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:26:33,155 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:26:33,155 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:26:33,156 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:26:33,156 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:26:33,156 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:26:33,156 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:26:33,157 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:26:33,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:26:33,157 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_166be2c1-21f0-4f47-bfc4-d11f28473f4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b06b08d501323de811576605780ed72bdf24037e477195316df25396abb6c35b [2021-11-23 01:26:33,518 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:26:33,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:26:33,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:26:33,552 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:26:33,553 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:26:33,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-memsafety/openbsd_cstrnlen-alloca-1.i [2021-11-23 01:26:33,655 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/data/82874438c/40c01e617e2740d3bfad3c3c134ceafa/FLAG1d2a39f6a [2021-11-23 01:26:34,358 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:26:34,360 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/sv-benchmarks/c/array-memsafety/openbsd_cstrnlen-alloca-1.i [2021-11-23 01:26:34,389 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/data/82874438c/40c01e617e2740d3bfad3c3c134ceafa/FLAG1d2a39f6a [2021-11-23 01:26:34,633 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/data/82874438c/40c01e617e2740d3bfad3c3c134ceafa [2021-11-23 01:26:34,635 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:26:34,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:26:34,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:26:34,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:26:34,647 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:26:34,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:26:34" (1/1) ... [2021-11-23 01:26:34,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1744cd6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:34, skipping insertion in model container [2021-11-23 01:26:34,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:26:34" (1/1) ... [2021-11-23 01:26:34,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:26:34,708 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:26:35,184 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:26:35,198 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:26:35,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:26:35,297 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:26:35,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35 WrapperNode [2021-11-23 01:26:35,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:26:35,299 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:26:35,299 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:26:35,299 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:26:35,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,374 INFO L137 Inliner]: procedures = 117, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2021-11-23 01:26:35,375 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:26:35,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:26:35,377 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:26:35,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:26:35,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,405 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,412 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,427 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:26:35,439 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:26:35,439 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:26:35,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:26:35,440 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,448 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:26:35,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:26:35,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:26:35,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166be2c1-21f0-4f47-bfc4-d11f28473f4a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:26:35,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:26:35,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:26:35,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:26:35,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:26:35,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:26:35,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:26:35,648 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:26:35,650 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:26:35,883 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:26:35,947 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:26:35,947 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:26:35,950 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:26:35 BoogieIcfgContainer [2021-11-23 01:26:35,958 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:26:35,959 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:26:35,959 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:26:35,986 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:26:35,987 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:26:35" (1/1) ... [2021-11-23 01:26:35,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:26:36,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:36,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2021-11-23 01:26:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2021-11-23 01:26:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:26:36,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:36,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:36,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:36,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2021-11-23 01:26:36,406 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2021-11-23 01:26:36,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:26:36,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:36,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:36,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:36,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:36,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2021-11-23 01:26:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2021-11-23 01:26:36,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:26:36,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:36,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:36,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:36,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2021-11-23 01:26:36,791 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2021-11-23 01:26:36,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:26:36,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:36,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:36,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:37,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:37,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2021-11-23 01:26:37,230 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2021-11-23 01:26:37,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:26:37,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:37,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:37,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:37,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 14 states and 17 transitions. [2021-11-23 01:26:37,627 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 17 transitions. [2021-11-23 01:26:37,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:26:37,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:37,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:37,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:37,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:37,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2021-11-23 01:26:37,755 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2021-11-23 01:26:37,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:26:37,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:37,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:37,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:38,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:38,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2021-11-23 01:26:38,552 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2021-11-23 01:26:38,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:26:38,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:38,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:38,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:38,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:39,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:39,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2021-11-23 01:26:39,730 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2021-11-23 01:26:39,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:26:39,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:39,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:39,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:39,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:41,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:41,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2021-11-23 01:26:41,374 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2021-11-23 01:26:41,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:26:41,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:41,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:41,458 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 01:26:42,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:42,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2021-11-23 01:26:42,179 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2021-11-23 01:26:42,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:26:42,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:42,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:42,389 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:43,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:43,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2021-11-23 01:26:43,708 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2021-11-23 01:26:43,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:26:43,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:43,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:43,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:43,817 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 01:26:44,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:44,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2021-11-23 01:26:44,905 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2021-11-23 01:26:44,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:26:44,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:44,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:44,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:45,367 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:47,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:47,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2021-11-23 01:26:47,241 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2021-11-23 01:26:47,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:26:47,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:47,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:47,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:26:47,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:47,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 59 transitions. [2021-11-23 01:26:47,562 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 59 transitions. [2021-11-23 01:26:47,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:26:47,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:47,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:47,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:47,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:26:48,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 60 transitions. [2021-11-23 01:26:48,255 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 60 transitions. [2021-11-23 01:26:48,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:48,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:48,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:48,287 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:26:48,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:48,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 40 states and 59 transitions. [2021-11-23 01:26:48,625 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 59 transitions. [2021-11-23 01:26:48,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:26:48,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:48,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:49,714 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:54,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:54,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 48 states and 74 transitions. [2021-11-23 01:26:54,073 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 74 transitions. [2021-11-23 01:26:54,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:26:54,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:54,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:54,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:54,707 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:57,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 82 transitions. [2021-11-23 01:26:57,204 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 82 transitions. [2021-11-23 01:26:57,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:26:57,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:57,280 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:26:57,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:26:57,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 53 states and 86 transitions. [2021-11-23 01:26:57,977 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 86 transitions. [2021-11-23 01:26:57,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:26:57,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:26:57,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:26:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:26:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:08,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:08,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 64 states and 111 transitions. [2021-11-23 01:27:08,144 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 111 transitions. [2021-11-23 01:27:08,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:27:08,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:08,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:08,459 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 9 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:09,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:09,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 114 transitions. [2021-11-23 01:27:09,908 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 114 transitions. [2021-11-23 01:27:09,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:27:09,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:09,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:09,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:11,097 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:15,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:15,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 70 states and 125 transitions. [2021-11-23 01:27:15,696 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 125 transitions. [2021-11-23 01:27:15,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:27:15,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:15,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:15,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:15,769 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:16,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:16,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 71 states and 127 transitions. [2021-11-23 01:27:16,525 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 127 transitions. [2021-11-23 01:27:16,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:27:16,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:16,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:17,915 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:22,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:22,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 76 states and 135 transitions. [2021-11-23 01:27:22,128 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 135 transitions. [2021-11-23 01:27:22,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:27:22,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:22,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:32,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:32,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 87 states and 159 transitions. [2021-11-23 01:27:32,808 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 159 transitions. [2021-11-23 01:27:32,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:27:32,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:32,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:33,087 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:36,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:36,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 91 states and 168 transitions. [2021-11-23 01:27:36,254 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 168 transitions. [2021-11-23 01:27:36,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:27:36,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:36,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:36,560 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:37,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 92 states and 172 transitions. [2021-11-23 01:27:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 172 transitions. [2021-11-23 01:27:37,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:27:37,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:37,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:38,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 93 states and 176 transitions. [2021-11-23 01:27:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 176 transitions. [2021-11-23 01:27:38,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:27:38,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:38,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:40,349 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:47,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:47,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 98 states and 196 transitions. [2021-11-23 01:27:47,597 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 196 transitions. [2021-11-23 01:27:47,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:27:47,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:47,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:47,675 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:48,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:48,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 99 states and 198 transitions. [2021-11-23 01:27:48,930 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 198 transitions. [2021-11-23 01:27:48,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:27:48,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:48,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:49,010 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 9 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:52,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:52,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 103 states and 203 transitions. [2021-11-23 01:27:52,288 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 203 transitions. [2021-11-23 01:27:52,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:27:52,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:52,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:52,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:53,619 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:27:58,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:27:58,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 108 states and 211 transitions. [2021-11-23 01:27:58,558 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 211 transitions. [2021-11-23 01:27:58,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:27:58,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:27:58,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:27:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:27:59,202 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:02,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:02,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 112 states and 217 transitions. [2021-11-23 01:28:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 217 transitions. [2021-11-23 01:28:02,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:28:02,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:02,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:03,067 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:04,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 113 states and 219 transitions. [2021-11-23 01:28:04,105 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 219 transitions. [2021-11-23 01:28:04,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:28:04,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:04,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:06,414 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:19,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:19,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 124 states and 250 transitions. [2021-11-23 01:28:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 250 transitions. [2021-11-23 01:28:19,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:28:19,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:19,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:19,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:19,562 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:24,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 129 states and 261 transitions. [2021-11-23 01:28:24,353 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 261 transitions. [2021-11-23 01:28:24,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:28:24,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:24,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:30,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:30,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 134 states and 289 transitions. [2021-11-23 01:28:30,561 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 289 transitions. [2021-11-23 01:28:30,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:28:30,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:30,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:30,639 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:34,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:34,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 138 states and 297 transitions. [2021-11-23 01:28:34,680 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 297 transitions. [2021-11-23 01:28:34,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:28:34,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:34,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:36,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:36,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 139 states and 301 transitions. [2021-11-23 01:28:36,032 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 301 transitions. [2021-11-23 01:28:36,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:28:36,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:36,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:36,107 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:37,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:37,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 140 states and 305 transitions. [2021-11-23 01:28:37,440 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 305 transitions. [2021-11-23 01:28:37,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:28:37,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:37,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:40,271 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 16 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:49,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:49,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 145 states and 313 transitions. [2021-11-23 01:28:49,511 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 313 transitions. [2021-11-23 01:28:49,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:28:49,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:49,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:49,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:49,594 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 16 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:28:56,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:28:56,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 150 states and 341 transitions. [2021-11-23 01:28:56,424 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 341 transitions. [2021-11-23 01:28:56,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:28:56,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:28:56,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:28:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:28:56,503 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 16 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:00,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:00,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 154 states and 347 transitions. [2021-11-23 01:29:00,791 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 347 transitions. [2021-11-23 01:29:00,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:29:00,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:00,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:00,872 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 16 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:02,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:02,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 155 states and 349 transitions. [2021-11-23 01:29:02,299 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 349 transitions. [2021-11-23 01:29:02,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:29:02,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:02,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 16 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:03,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:03,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 156 states and 351 transitions. [2021-11-23 01:29:03,898 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 351 transitions. [2021-11-23 01:29:03,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:29:03,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:03,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:03,987 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 16 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:08,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:08,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 160 states and 356 transitions. [2021-11-23 01:29:08,384 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 356 transitions. [2021-11-23 01:29:08,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:29:08,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:08,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 78 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:19,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:19,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 165 states and 365 transitions. [2021-11-23 01:29:19,258 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 365 transitions. [2021-11-23 01:29:19,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:29:19,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:19,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:19,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:20,293 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 78 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:25,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:25,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 170 states and 374 transitions. [2021-11-23 01:29:25,968 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 374 transitions. [2021-11-23 01:29:25,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:29:25,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:25,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:25,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:26,860 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 78 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:32,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:32,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 174 states and 398 transitions. [2021-11-23 01:29:32,411 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 398 transitions. [2021-11-23 01:29:32,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:29:32,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:32,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 78 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:34,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:34,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 175 states and 401 transitions. [2021-11-23 01:29:34,766 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 401 transitions. [2021-11-23 01:29:34,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:29:34,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:34,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 78 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:37,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:37,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 176 states and 403 transitions. [2021-11-23 01:29:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 403 transitions. [2021-11-23 01:29:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:29:37,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:37,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:38,345 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 78 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:42,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:42,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 180 states and 408 transitions. [2021-11-23 01:29:42,828 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 408 transitions. [2021-11-23 01:29:42,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:29:42,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:42,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:45,830 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:29:59,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:29:59,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 188 states and 432 transitions. [2021-11-23 01:29:59,138 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 432 transitions. [2021-11-23 01:29:59,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:29:59,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:29:59,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:29:59,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:29:59,707 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:05,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:05,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 192 states and 441 transitions. [2021-11-23 01:30:05,389 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 441 transitions. [2021-11-23 01:30:05,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:05,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:05,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:05,993 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:10,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:10,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 196 states and 448 transitions. [2021-11-23 01:30:10,998 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 448 transitions. [2021-11-23 01:30:10,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:10,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:10,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:11,510 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:16,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:16,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 200 states and 455 transitions. [2021-11-23 01:30:16,426 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 455 transitions. [2021-11-23 01:30:16,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:16,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:16,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:16,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:17,013 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:18,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:18,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 201 states and 458 transitions. [2021-11-23 01:30:18,605 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 458 transitions. [2021-11-23 01:30:18,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:18,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:18,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:18,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:19,222 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:25,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:25,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 206 states and 468 transitions. [2021-11-23 01:30:25,624 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 468 transitions. [2021-11-23 01:30:25,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:25,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:25,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:25,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:26,245 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:27,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:27,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 207 states and 471 transitions. [2021-11-23 01:30:27,973 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 471 transitions. [2021-11-23 01:30:27,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:27,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:27,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:28,467 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:34,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:34,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 212 states and 481 transitions. [2021-11-23 01:30:34,871 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 481 transitions. [2021-11-23 01:30:34,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:34,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:34,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:35,440 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:41,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:41,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 216 states and 490 transitions. [2021-11-23 01:30:41,745 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 490 transitions. [2021-11-23 01:30:41,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:41,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:41,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:41,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:42,344 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:43,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:43,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 217 states and 493 transitions. [2021-11-23 01:30:43,922 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 493 transitions. [2021-11-23 01:30:43,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:43,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:43,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:44,390 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:51,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:51,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 222 states and 503 transitions. [2021-11-23 01:30:51,099 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 503 transitions. [2021-11-23 01:30:51,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:30:51,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:51,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:51,637 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 18 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:30:53,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:30:53,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 223 states and 506 transitions. [2021-11-23 01:30:53,373 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 506 transitions. [2021-11-23 01:30:53,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:30:53,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:30:53,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:30:53,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:30:58,335 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:10,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:10,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 227 states and 511 transitions. [2021-11-23 01:31:10,581 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 511 transitions. [2021-11-23 01:31:10,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:31:10,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:10,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:10,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:10,663 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:18,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:18,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 232 states and 520 transitions. [2021-11-23 01:31:18,360 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 520 transitions. [2021-11-23 01:31:18,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:31:18,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:18,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:18,459 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:25,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:25,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 236 states and 550 transitions. [2021-11-23 01:31:25,749 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 550 transitions. [2021-11-23 01:31:25,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:31:25,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:25,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:25,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:25,838 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:33,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 241 states and 559 transitions. [2021-11-23 01:31:33,537 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 559 transitions. [2021-11-23 01:31:33,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:31:33,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:33,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:33,630 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:41,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:41,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 246 states and 567 transitions. [2021-11-23 01:31:41,205 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 567 transitions. [2021-11-23 01:31:41,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:31:41,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:41,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:41,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:41,301 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:43,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:43,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 247 states and 569 transitions. [2021-11-23 01:31:43,111 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 569 transitions. [2021-11-23 01:31:43,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:31:43,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:43,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:43,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:43,192 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:44,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:44,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 248 states and 572 transitions. [2021-11-23 01:31:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 572 transitions. [2021-11-23 01:31:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:31:44,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:44,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:44,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:45,069 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:54,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:54,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 253 states and 605 transitions. [2021-11-23 01:31:54,392 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 605 transitions. [2021-11-23 01:31:54,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:31:54,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:54,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:54,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:54,486 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:31:56,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:31:56,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 254 states and 607 transitions. [2021-11-23 01:31:56,294 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 607 transitions. [2021-11-23 01:31:56,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:31:56,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:31:56,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:31:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:31:56,380 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:02,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:02,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 258 states and 612 transitions. [2021-11-23 01:32:02,698 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 612 transitions. [2021-11-23 01:32:02,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:02,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:02,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:02,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:02,983 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:09,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:09,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 262 states and 617 transitions. [2021-11-23 01:32:09,076 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 617 transitions. [2021-11-23 01:32:09,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:32:09,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:09,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:09,155 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 25 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:10,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:10,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 263 states and 619 transitions. [2021-11-23 01:32:10,829 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 619 transitions. [2021-11-23 01:32:10,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:32:10,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:10,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:14,549 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:22,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:22,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 267 states and 625 transitions. [2021-11-23 01:32:22,619 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 625 transitions. [2021-11-23 01:32:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:32:22,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:22,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:22,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:24,021 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:31,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 272 states and 633 transitions. [2021-11-23 01:32:31,368 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 633 transitions. [2021-11-23 01:32:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:32:31,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:31,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:31,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:38,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:38,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 276 states and 639 transitions. [2021-11-23 01:32:38,875 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 639 transitions. [2021-11-23 01:32:38,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:32:38,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:38,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:40,273 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:46,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:46,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 280 states and 645 transitions. [2021-11-23 01:32:46,150 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 645 transitions. [2021-11-23 01:32:46,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:32:46,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:46,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:47,403 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:49,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:49,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 281 states and 647 transitions. [2021-11-23 01:32:49,063 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 647 transitions. [2021-11-23 01:32:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:32:49,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:49,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:50,349 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:32:58,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:32:58,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 286 states and 655 transitions. [2021-11-23 01:32:58,061 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 655 transitions. [2021-11-23 01:32:58,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:32:58,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:32:58,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:32:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:32:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:07,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 291 states and 663 transitions. [2021-11-23 01:33:07,101 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 663 transitions. [2021-11-23 01:33:07,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:33:07,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:07,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:07,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:08,513 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:16,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:16,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 296 states and 671 transitions. [2021-11-23 01:33:16,395 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 671 transitions. [2021-11-23 01:33:16,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:33:16,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:16,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:16,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:17,911 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 297 states and 673 transitions. [2021-11-23 01:33:19,700 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 673 transitions. [2021-11-23 01:33:19,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:33:19,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:19,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:21,046 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 298 states and 675 transitions. [2021-11-23 01:33:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 675 transitions. [2021-11-23 01:33:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:33:22,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:22,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:22,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:24,187 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 87 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:32,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:32,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 303 states and 683 transitions. [2021-11-23 01:33:32,509 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 683 transitions. [2021-11-23 01:33:32,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:33:32,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:32,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:37,188 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:03,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:03,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 314 states and 733 transitions. [2021-11-23 01:34:03,805 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 733 transitions. [2021-11-23 01:34:03,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:34:03,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:03,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:04,509 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:14,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 319 states and 746 transitions. [2021-11-23 01:34:14,365 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 746 transitions. [2021-11-23 01:34:14,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:34:14,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:14,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:15,039 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:23,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:23,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 324 states and 758 transitions. [2021-11-23 01:34:23,853 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 758 transitions. [2021-11-23 01:34:23,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:34:23,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:23,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:24,501 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:26,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:26,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 325 states and 762 transitions. [2021-11-23 01:34:26,501 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 762 transitions. [2021-11-23 01:34:26,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:34:26,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:26,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:26,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:27,172 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:36,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:36,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 330 states and 774 transitions. [2021-11-23 01:34:36,104 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 774 transitions. [2021-11-23 01:34:36,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:34:36,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:36,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:36,840 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:52,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:52,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 338 states and 804 transitions. [2021-11-23 01:34:52,538 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 804 transitions. [2021-11-23 01:34:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:34:52,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:52,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:52,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:53,307 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 339 states and 808 transitions. [2021-11-23 01:34:55,494 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 808 transitions. [2021-11-23 01:34:55,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:34:55,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:55,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:56,199 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:05,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 344 states and 820 transitions. [2021-11-23 01:35:05,325 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 820 transitions. [2021-11-23 01:35:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:35:05,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:05,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:05,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:13,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:13,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 348 states and 828 transitions. [2021-11-23 01:35:13,420 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 828 transitions. [2021-11-23 01:35:13,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:35:13,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:13,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:14,101 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:16,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:16,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 349 states and 832 transitions. [2021-11-23 01:35:16,118 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 832 transitions. [2021-11-23 01:35:16,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:35:16,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:16,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:16,824 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:26,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 354 states and 844 transitions. [2021-11-23 01:35:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 844 transitions. [2021-11-23 01:35:26,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:35:26,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:26,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:26,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:27,090 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:34,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:34,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 358 states and 852 transitions. [2021-11-23 01:35:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 852 transitions. [2021-11-23 01:35:34,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:35:34,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:34,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:34,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:35,355 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:37,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:37,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 359 states and 856 transitions. [2021-11-23 01:35:37,552 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 856 transitions. [2021-11-23 01:35:37,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:35:37,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:37,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:38,373 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:45,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:45,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 363 states and 864 transitions. [2021-11-23 01:35:45,555 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 864 transitions. [2021-11-23 01:35:45,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:35:45,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:45,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:46,399 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:57,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 368 states and 878 transitions. [2021-11-23 01:35:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 878 transitions. [2021-11-23 01:35:57,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:35:57,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:57,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:57,804 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:07,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:07,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 373 states and 890 transitions. [2021-11-23 01:36:07,144 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 890 transitions. [2021-11-23 01:36:07,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:36:07,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:07,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:07,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:07,862 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:15,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:15,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 377 states and 898 transitions. [2021-11-23 01:36:15,195 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 898 transitions. [2021-11-23 01:36:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:36:15,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:15,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:15,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:15,866 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:18,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:18,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 378 states and 902 transitions. [2021-11-23 01:36:18,149 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 902 transitions. [2021-11-23 01:36:18,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:36:18,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:18,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:18,867 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:21,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:21,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 379 states and 906 transitions. [2021-11-23 01:36:21,114 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 906 transitions. [2021-11-23 01:36:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:36:21,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:21,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:21,773 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:24,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:24,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 380 states and 910 transitions. [2021-11-23 01:36:24,005 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 910 transitions. [2021-11-23 01:36:24,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:36:24,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:24,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:24,668 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:34,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:34,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 385 states and 922 transitions. [2021-11-23 01:36:34,573 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 922 transitions. [2021-11-23 01:36:34,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:36:34,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:34,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:34,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:35,352 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:45,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:45,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 390 states and 934 transitions. [2021-11-23 01:36:45,513 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 934 transitions. [2021-11-23 01:36:45,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:36:45,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:45,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:45,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:46,363 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 21 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:54,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:54,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 941 states to 394 states and 941 transitions. [2021-11-23 01:36:54,124 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 941 transitions. [2021-11-23 01:36:54,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:36:54,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:54,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:54,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:03,257 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:28,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:28,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 399 states and 999 transitions. [2021-11-23 01:37:28,551 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 999 transitions. [2021-11-23 01:37:28,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:37:28,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:28,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:28,627 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:37,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 403 states and 1005 transitions. [2021-11-23 01:37:37,040 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1005 transitions. [2021-11-23 01:37:37,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:37:37,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,125 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:39,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 404 states and 1007 transitions. [2021-11-23 01:37:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 1007 transitions. [2021-11-23 01:37:39,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:37:39,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:39,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:39,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:39,718 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:51,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 409 states and 1016 transitions. [2021-11-23 01:37:51,046 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 1016 transitions. [2021-11-23 01:37:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:37:51,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,279 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:59,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 413 states and 1022 transitions. [2021-11-23 01:37:59,896 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1022 transitions. [2021-11-23 01:37:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:37:59,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,989 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:08,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1028 states to 417 states and 1028 transitions. [2021-11-23 01:38:08,600 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1028 transitions. [2021-11-23 01:38:08,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:38:08,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,684 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:11,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 418 states and 1030 transitions. [2021-11-23 01:38:11,155 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 1030 transitions. [2021-11-23 01:38:11,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:38:11,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,242 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:22,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 423 states and 1039 transitions. [2021-11-23 01:38:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 1039 transitions. [2021-11-23 01:38:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:38:22,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:22,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:22,866 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 36 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.