./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN --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 e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:26:56,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:26:56,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:26:56,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:26:56,250 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:26:56,251 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:26:56,253 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:26:56,256 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:26:56,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:26:56,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:26:56,261 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:26:56,262 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:26:56,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:26:56,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:26:56,266 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:26:56,268 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:26:56,269 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:26:56,270 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:26:56,273 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:26:56,275 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:26:56,277 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:26:56,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:26:56,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:26:56,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:26:56,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:26:56,286 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:26:56,287 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:26:56,288 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:26:56,288 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:26:56,290 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:26:56,290 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:26:56,291 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:26:56,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:26:56,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:26:56,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:26:56,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:26:56,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:26:56,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:26:56,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:26:56,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:26:56,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:26:56,299 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-21 05:26:56,325 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:26:56,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:26:56,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:26:56,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:26:56,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:26:56,327 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:26:56,328 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:26:56,328 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:26:56,328 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:26:56,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:26:56,328 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-21 05:26:56,329 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-21 05:26:56,329 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-21 05:26:56,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:26:56,329 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:26:56,330 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:26:56,330 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:26:56,330 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:26:56,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:26:56,330 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:26:56,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:26:56,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:26:56,337 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:26:56,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:26:56,338 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_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0283c4a072a13e5b82b0728b718582152e385c6ee1404b3ed9be4e37b84a0b2 [2021-11-21 05:26:56,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:26:56,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:26:56,633 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:26:56,634 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:26:56,636 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:26:56,637 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2021-11-21 05:26:56,728 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/data/6cf3a486c/35ef757c34c04c2290499898c4c24505/FLAG23f28b20e [2021-11-21 05:26:57,173 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:26:57,174 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/sv-benchmarks/c/array-memsafety/openbsd_cstrncmp-alloca-2.i [2021-11-21 05:26:57,189 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/data/6cf3a486c/35ef757c34c04c2290499898c4c24505/FLAG23f28b20e [2021-11-21 05:26:57,519 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/data/6cf3a486c/35ef757c34c04c2290499898c4c24505 [2021-11-21 05:26:57,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:26:57,523 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:26:57,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:26:57,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:26:57,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:26:57,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:57,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46d458af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57, skipping insertion in model container [2021-11-21 05:26:57,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:57,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:26:57,577 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:26:57,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:26:57,872 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:26:57,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:26:57,960 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:26:57,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57 WrapperNode [2021-11-21 05:26:57,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:26:57,963 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:26:57,963 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:26:57,964 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:26:57,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,005 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,037 INFO L137 Inliner]: procedures = 117, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 103 [2021-11-21 05:26:58,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:26:58,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:26:58,038 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:26:58,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:26:58,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,087 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:26:58,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:26:58,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:26:58,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:26:58,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:26:57" (1/1) ... [2021-11-21 05:26:58,108 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:26:58,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:26:58,136 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:26:58,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f4c4b940-90ea-4348-a8b8-e351d1623d65/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:26:58,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:26:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:26:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:26:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:26:58,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:26:58,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:26:58,277 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:26:58,279 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:26:58,523 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:26:58,611 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:26:58,612 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-21 05:26:58,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:26:58 BoogieIcfgContainer [2021-11-21 05:26:58,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:26:58,616 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:26:58,616 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:26:58,626 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:26:58,627 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:26:58" (1/1) ... [2021-11-21 05:26:58,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:26:58,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:58,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2021-11-21 05:26:58,698 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2021-11-21 05:26:58,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:26:58,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:58,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:58,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:58,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:58,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:58,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2021-11-21 05:26:58,992 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2021-11-21 05:26:58,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:26:58,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:58,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:59,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:59,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:59,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2021-11-21 05:26:59,360 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2021-11-21 05:26:59,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:26:59,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:59,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:59,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:59,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:59,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2021-11-21 05:26:59,408 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2021-11-21 05:26:59,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:26:59,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:59,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:59,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:59,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:59,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2021-11-21 05:26:59,777 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2021-11-21 05:26:59,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:26:59,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:59,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:59,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:59,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:00,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:00,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2021-11-21 05:27:00,141 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2021-11-21 05:27:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:27:00,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:00,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:00,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:00,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:00,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:00,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2021-11-21 05:27:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2021-11-21 05:27:00,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:27:00,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:00,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:01,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:01,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:01,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2021-11-21 05:27:01,694 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2021-11-21 05:27:01,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:27:01,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:01,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:01,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:01,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:01,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 53 states and 82 transitions. [2021-11-21 05:27:01,741 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2021-11-21 05:27:01,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:27:01,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:01,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:01,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:02,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:02,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2021-11-21 05:27:02,706 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2021-11-21 05:27:02,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:27:02,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:02,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:02,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:02,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:03,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:03,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 93 transitions. [2021-11-21 05:27:03,117 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 93 transitions. [2021-11-21 05:27:03,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:27:03,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:03,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:03,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:03,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:03,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 58 states and 96 transitions. [2021-11-21 05:27:03,506 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 96 transitions. [2021-11-21 05:27:03,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:27:03,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:03,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:03,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:03,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:03,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 59 states and 99 transitions. [2021-11-21 05:27:03,994 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 99 transitions. [2021-11-21 05:27:03,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:27:03,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:03,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:04,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:04,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:04,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:04,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 99 transitions. [2021-11-21 05:27:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2021-11-21 05:27:04,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:27:04,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:04,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:04,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:04,474 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:05,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:05,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 63 states and 109 transitions. [2021-11-21 05:27:05,085 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 109 transitions. [2021-11-21 05:27:05,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:27:05,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:05,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:05,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:06,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:06,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 66 states and 122 transitions. [2021-11-21 05:27:06,308 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 122 transitions. [2021-11-21 05:27:06,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:27:06,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:06,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:06,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:06,496 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:06,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:06,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 104 transitions. [2021-11-21 05:27:06,851 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 104 transitions. [2021-11-21 05:27:06,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:27:06,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:06,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:06,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:07,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:07,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 62 states and 106 transitions. [2021-11-21 05:27:07,382 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 106 transitions. [2021-11-21 05:27:07,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:27:07,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:07,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:07,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:07,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:07,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:07,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 64 states and 110 transitions. [2021-11-21 05:27:07,842 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 110 transitions. [2021-11-21 05:27:07,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:27:07,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:07,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:08,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:09,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:09,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 69 states and 121 transitions. [2021-11-21 05:27:09,797 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 121 transitions. [2021-11-21 05:27:09,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:27:09,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:09,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:09,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:10,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:10,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:10,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 70 states and 124 transitions. [2021-11-21 05:27:10,482 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 124 transitions. [2021-11-21 05:27:10,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:27:10,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:10,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:10,497 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:27:10,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:10,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 67 states and 118 transitions. [2021-11-21 05:27:10,748 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 118 transitions. [2021-11-21 05:27:10,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:27:10,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:10,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:10,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:10,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:27:11,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:11,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 66 states and 115 transitions. [2021-11-21 05:27:11,129 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 115 transitions. [2021-11-21 05:27:11,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:27:11,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:11,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:11,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:11,627 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:14,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:14,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 71 states and 131 transitions. [2021-11-21 05:27:14,336 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 131 transitions. [2021-11-21 05:27:14,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:27:14,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:14,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:14,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:15,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:15,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 73 states and 135 transitions. [2021-11-21 05:27:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 135 transitions. [2021-11-21 05:27:15,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:27:15,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:15,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:15,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:17,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:17,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 76 states and 141 transitions. [2021-11-21 05:27:17,351 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 141 transitions. [2021-11-21 05:27:17,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:27:17,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:17,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:17,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:17,400 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:17,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 77 states and 141 transitions. [2021-11-21 05:27:17,756 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 141 transitions. [2021-11-21 05:27:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:27:17,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:17,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:17,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:18,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:18,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 78 states and 141 transitions. [2021-11-21 05:27:18,291 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 141 transitions. [2021-11-21 05:27:18,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:27:18,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:18,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:18,573 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:19,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:19,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 56 states and 85 transitions. [2021-11-21 05:27:19,225 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 85 transitions. [2021-11-21 05:27:19,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:27:19,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:19,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:19,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:27:19,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:19,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2021-11-21 05:27:19,688 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2021-11-21 05:27:19,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:27:19,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:19,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:19,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:21,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:25,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:25,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2021-11-21 05:27:25,427 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2021-11-21 05:27:25,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:27:25,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:25,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:25,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:26,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:26,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 70 transitions. [2021-11-21 05:27:26,130 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2021-11-21 05:27:26,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:27:26,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:26,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:26,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:26,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:27,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:27,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 49 states and 69 transitions. [2021-11-21 05:27:27,595 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2021-11-21 05:27:27,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:27:27,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:27,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:27,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:27,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:27,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:27,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 48 states and 68 transitions. [2021-11-21 05:27:27,624 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2021-11-21 05:27:27,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:27:27,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:27,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:27,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:27,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:27,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2021-11-21 05:27:27,738 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-11-21 05:27:27,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:27:27,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:27,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:27,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:29,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:29,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 72 transitions. [2021-11-21 05:27:29,193 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 72 transitions. [2021-11-21 05:27:29,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:27:29,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:29,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:29,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:29,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:29,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:29,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2021-11-21 05:27:29,992 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2021-11-21 05:27:29,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:27:29,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:29,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:29,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:30,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:30,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 49 states and 71 transitions. [2021-11-21 05:27:30,905 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2021-11-21 05:27:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:27:30,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:30,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:31,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:35,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:35,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 50 states and 72 transitions. [2021-11-21 05:27:35,715 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 72 transitions. [2021-11-21 05:27:35,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:27:35,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:35,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:35,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:36,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:38,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:38,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 48 states and 68 transitions. [2021-11-21 05:27:38,820 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2021-11-21 05:27:38,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:27:38,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:38,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:41,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:41,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2021-11-21 05:27:41,138 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2021-11-21 05:27:41,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:27:41,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:41,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:41,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:41,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:27:42,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:42,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 51 states and 71 transitions. [2021-11-21 05:27:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2021-11-21 05:27:42,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:27:42,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:42,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:42,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:43,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:51,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:51,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 85 transitions. [2021-11-21 05:27:51,635 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2021-11-21 05:27:51,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:27:51,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:51,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:51,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:53,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:58,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:58,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 62 states and 92 transitions. [2021-11-21 05:27:58,572 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions. [2021-11-21 05:27:58,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:27:58,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:58,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:28:00,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:00,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 53 states and 74 transitions. [2021-11-21 05:28:00,144 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 74 transitions. [2021-11-21 05:28:00,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:28:00,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:00,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:00,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:00,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:04,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:04,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 59 states and 82 transitions. [2021-11-21 05:28:04,402 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2021-11-21 05:28:04,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:28:04,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:04,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:04,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:05,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:05,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2021-11-21 05:28:05,881 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2021-11-21 05:28:05,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:28:05,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:05,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:07,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:16,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:16,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 64 states and 97 transitions. [2021-11-21 05:28:16,972 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 97 transitions. [2021-11-21 05:28:16,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:28:16,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:16,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:16,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:18,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:25,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:25,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 69 states and 107 transitions. [2021-11-21 05:28:25,234 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 107 transitions. [2021-11-21 05:28:25,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:28:25,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:25,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:26,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:30,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 72 states and 112 transitions. [2021-11-21 05:28:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 112 transitions. [2021-11-21 05:28:30,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:28:30,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:30,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:30,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:34,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:34,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions. [2021-11-21 05:28:34,365 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2021-11-21 05:28:34,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:28:34,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:34,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:34,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:38,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:38,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 79 states and 121 transitions. [2021-11-21 05:28:38,859 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 121 transitions. [2021-11-21 05:28:38,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:28:38,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:38,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:40,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:46,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 83 states and 128 transitions. [2021-11-21 05:28:46,787 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2021-11-21 05:28:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:28:46,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:46,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:46,838 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:48,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 82 states and 125 transitions. [2021-11-21 05:28:48,345 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 125 transitions. [2021-11-21 05:28:48,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:28:48,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:48,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:48,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:59,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:59,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 88 states and 144 transitions. [2021-11-21 05:28:59,891 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 144 transitions. [2021-11-21 05:28:59,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:28:59,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:59,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:59,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:59,916 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 90 states and 149 transitions. [2021-11-21 05:29:03,771 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 149 transitions. [2021-11-21 05:29:03,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:29:03,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:03,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:03,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:03,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:29:06,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:06,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 92 states and 152 transitions. [2021-11-21 05:29:06,343 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 152 transitions. [2021-11-21 05:29:06,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:29:06,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:06,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:09,724 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:39,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:39,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 109 states and 190 transitions. [2021-11-21 05:29:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 190 transitions. [2021-11-21 05:29:39,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:29:39,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:39,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:48,264 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:18,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:18,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 122 states and 217 transitions. [2021-11-21 05:30:18,206 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 217 transitions. [2021-11-21 05:30:18,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:30:18,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:18,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:20,650 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:30:24,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:24,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 123 states and 217 transitions. [2021-11-21 05:30:24,756 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 217 transitions. [2021-11-21 05:30:24,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:30:24,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:24,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:24,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:24,817 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:30:31,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 127 states and 221 transitions. [2021-11-21 05:30:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 221 transitions. [2021-11-21 05:30:31,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:30:31,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:31,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:34,733 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:52,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 135 states and 237 transitions. [2021-11-21 05:30:52,943 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 237 transitions. [2021-11-21 05:30:52,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:30:52,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:52,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:53,019 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:30:58,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:58,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 138 states and 240 transitions. [2021-11-21 05:30:58,659 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 240 transitions. [2021-11-21 05:30:58,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:30:58,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:58,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:31:31,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:31,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 144 states and 254 transitions. [2021-11-21 05:31:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 254 transitions. [2021-11-21 05:31:31,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:31:31,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:31,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:31,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:31,988 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:31:37,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:37,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 146 states and 259 transitions. [2021-11-21 05:31:37,199 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 259 transitions. [2021-11-21 05:31:37,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:31:37,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:37,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:37,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:44,286 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:32:22,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 160 states and 290 transitions. [2021-11-21 05:32:22,315 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 290 transitions. [2021-11-21 05:32:22,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:32:22,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:22,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:26,197 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:47,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:47,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 166 states and 301 transitions. [2021-11-21 05:32:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 301 transitions. [2021-11-21 05:32:47,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:32:47,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:47,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:47,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:48,040 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:33:04,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 172 states and 318 transitions. [2021-11-21 05:33:04,755 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 318 transitions. [2021-11-21 05:33:04,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:33:04,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:04,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:09,877 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:33:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:35,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 179 states and 327 transitions. [2021-11-21 05:33:35,485 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 327 transitions. [2021-11-21 05:33:35,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:33:35,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:35,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:35,939 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:33:51,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:51,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 186 states and 339 transitions. [2021-11-21 05:33:51,597 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 339 transitions. [2021-11-21 05:33:51,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:33:51,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:51,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:51,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:54,895 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:34:03,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:03,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 188 states and 341 transitions. [2021-11-21 05:34:03,356 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 341 transitions. [2021-11-21 05:34:03,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:34:03,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:03,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:03,714 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:34:19,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:19,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 195 states and 353 transitions. [2021-11-21 05:34:19,747 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 353 transitions. [2021-11-21 05:34:19,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:34:19,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:19,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:26,432 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:35:45,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:45,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 221 states and 410 transitions. [2021-11-21 05:35:45,772 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 410 transitions. [2021-11-21 05:35:45,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:35:45,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:45,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:45,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:45,876 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:36:07,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:07,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 229 states and 427 transitions. [2021-11-21 05:36:07,800 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 427 transitions. [2021-11-21 05:36:07,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:36:07,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:07,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:21,371 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:37:35,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:35,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 249 states and 482 transitions. [2021-11-21 05:37:35,519 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 482 transitions. [2021-11-21 05:37:35,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:37:35,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:35,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:35,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:35,799 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:37:59,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:59,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 257 states and 502 transitions. [2021-11-21 05:37:59,532 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 502 transitions. [2021-11-21 05:37:59,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:37:59,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:59,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:38:19,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:19,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 264 states and 520 transitions. [2021-11-21 05:38:19,117 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 520 transitions. [2021-11-21 05:38:19,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:38:19,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:19,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:19,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:19,366 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:38:40,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:38:40,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 271 states and 536 transitions. [2021-11-21 05:38:40,012 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 536 transitions. [2021-11-21 05:38:40,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:38:40,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:38:40,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:38:40,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:38:40,110 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:39:02,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:39:02,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 278 states and 565 transitions. [2021-11-21 05:39:02,615 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 565 transitions. [2021-11-21 05:39:02,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:39:02,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:39:02,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:39:02,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:39:02,715 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.