./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL --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 7408f3b7e084094987873e007e2bbb0a022372240d1ad946af6301d3e9707406 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:32:38,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:32:38,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:32:38,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:32:38,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:32:38,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:32:38,330 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:32:38,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:32:38,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:32:38,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:32:38,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:32:38,340 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:32:38,340 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:32:38,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:32:38,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:32:38,345 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:32:38,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:32:38,348 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:32:38,350 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:32:38,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:32:38,355 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:32:38,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:32:38,359 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:32:38,360 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:32:38,364 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:32:38,364 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:32:38,365 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:32:38,366 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:32:38,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:32:38,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:32:38,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:32:38,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:32:38,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:32:38,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:32:38,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:32:38,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:32:38,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:32:38,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:32:38,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:32:38,377 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:32:38,378 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:32:38,379 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-25 06:32:38,402 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:32:38,403 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:32:38,404 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:32:38,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:32:38,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:32:38,405 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:32:38,405 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:32:38,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:32:38,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:32:38,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:32:38,406 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 06:32:38,407 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 06:32:38,407 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 06:32:38,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:32:38,407 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:32:38,408 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:32:38,408 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:32:38,408 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:32:38,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:32:38,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:32:38,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:32:38,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:32:38,410 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:32:38,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:32:38,410 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_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7408f3b7e084094987873e007e2bbb0a022372240d1ad946af6301d3e9707406 [2021-11-25 06:32:38,699 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:32:38,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:32:38,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:32:38,722 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:32:38,723 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:32:38,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i [2021-11-25 06:32:38,782 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/data/5889c58c9/da7980664aaa484689d860065512bde1/FLAG3fe9abf90 [2021-11-25 06:32:39,288 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:32:39,293 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-1.i [2021-11-25 06:32:39,313 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/data/5889c58c9/da7980664aaa484689d860065512bde1/FLAG3fe9abf90 [2021-11-25 06:32:39,583 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/data/5889c58c9/da7980664aaa484689d860065512bde1 [2021-11-25 06:32:39,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:32:39,587 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:32:39,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:32:39,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:32:39,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:32:39,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:32:39" (1/1) ... [2021-11-25 06:32:39,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67301e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:39, skipping insertion in model container [2021-11-25 06:32:39,611 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:32:39" (1/1) ... [2021-11-25 06:32:39,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:32:39,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:32:39,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:32:39,962 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:32:40,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:32:40,052 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:32:40,053 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40 WrapperNode [2021-11-25 06:32:40,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:32:40,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:32:40,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:32:40,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:32:40,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,137 INFO L137 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2021-11-25 06:32:40,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:32:40,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:32:40,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:32:40,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:32:40,148 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,164 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:32:40,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:32:40,207 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:32:40,207 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:32:40,208 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,215 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:32:40,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:32:40,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:32:40,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af7f3327-4b9f-467d-bf46-6606396ae531/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:32:40,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:32:40,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 06:32:40,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:32:40,308 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:32:40,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 06:32:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 06:32:40,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:32:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 06:32:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:32:40,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:32:40,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:32:40,426 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:32:40,427 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:32:40,809 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:32:40,860 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:32:40,861 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 06:32:40,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:32:40 BoogieIcfgContainer [2021-11-25 06:32:40,864 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:32:40,865 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:32:40,865 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:32:40,876 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:32:40,877 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:32:40" (1/1) ... [2021-11-25 06:32:40,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:32:40,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:40,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 88 states and 96 transitions. [2021-11-25 06:32:40,952 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 96 transitions. [2021-11-25 06:32:40,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:32:40,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:40,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:41,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:41,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:41,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions. [2021-11-25 06:32:41,151 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions. [2021-11-25 06:32:41,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:32:41,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:41,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:41,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:41,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:41,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 92 states and 103 transitions. [2021-11-25 06:32:41,454 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 103 transitions. [2021-11-25 06:32:41,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:32:41,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:41,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:41,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:41,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:41,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:41,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 93 states and 105 transitions. [2021-11-25 06:32:41,627 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2021-11-25 06:32:41,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:32:41,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:41,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:41,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:41,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:41,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 94 states and 107 transitions. [2021-11-25 06:32:41,925 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2021-11-25 06:32:41,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:32:41,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:41,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:41,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:41,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:41,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 96 states and 110 transitions. [2021-11-25 06:32:41,979 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2021-11-25 06:32:41,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:32:41,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:41,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:41,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:42,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:42,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:42,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 99 states and 115 transitions. [2021-11-25 06:32:42,107 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2021-11-25 06:32:42,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:32:42,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:42,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:42,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:42,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:42,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:42,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 98 states and 114 transitions. [2021-11-25 06:32:42,199 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 114 transitions. [2021-11-25 06:32:42,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:32:42,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:42,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:42,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:42,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:42,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:42,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 97 states and 113 transitions. [2021-11-25 06:32:42,418 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 113 transitions. [2021-11-25 06:32:42,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:32:42,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:42,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:42,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:42,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:42,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 96 states and 112 transitions. [2021-11-25 06:32:42,464 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2021-11-25 06:32:42,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:32:42,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:42,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:42,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:42,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:42,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 95 states and 111 transitions. [2021-11-25 06:32:42,530 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2021-11-25 06:32:42,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:32:42,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:42,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:42,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:42,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:42,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 98 states and 116 transitions. [2021-11-25 06:32:42,719 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2021-11-25 06:32:42,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:32:42,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:42,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:42,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:42,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:42,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 103 states and 124 transitions. [2021-11-25 06:32:42,980 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2021-11-25 06:32:42,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:32:42,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:42,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:43,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:43,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:43,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:43,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 105 states and 127 transitions. [2021-11-25 06:32:43,047 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 127 transitions. [2021-11-25 06:32:43,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:32:43,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:43,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:43,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:43,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:43,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 107 states and 134 transitions. [2021-11-25 06:32:43,521 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 134 transitions. [2021-11-25 06:32:43,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:32:43,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:43,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:43,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 109 states and 137 transitions. [2021-11-25 06:32:43,561 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 137 transitions. [2021-11-25 06:32:43,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:32:43,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:43,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:43,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:43,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:43,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 111 states and 140 transitions. [2021-11-25 06:32:43,644 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 140 transitions. [2021-11-25 06:32:43,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:32:43,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:43,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:43,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:43,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:44,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:44,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 116 states and 149 transitions. [2021-11-25 06:32:44,375 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 149 transitions. [2021-11-25 06:32:44,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:32:44,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:44,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:44,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:45,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:45,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 121 states and 160 transitions. [2021-11-25 06:32:45,291 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2021-11-25 06:32:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:32:45,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:45,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:45,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:45,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:45,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 124 states and 166 transitions. [2021-11-25 06:32:45,923 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 166 transitions. [2021-11-25 06:32:45,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:32:45,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:45,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:45,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:46,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:47,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:47,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 127 states and 174 transitions. [2021-11-25 06:32:47,047 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 174 transitions. [2021-11-25 06:32:47,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:32:47,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:47,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:47,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:47,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 129 states and 177 transitions. [2021-11-25 06:32:47,734 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 177 transitions. [2021-11-25 06:32:47,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:32:47,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:47,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:47,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:47,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:48,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:48,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 133 states and 189 transitions. [2021-11-25 06:32:48,772 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 189 transitions. [2021-11-25 06:32:48,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:32:48,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:48,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:48,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:48,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:48,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 132 states and 188 transitions. [2021-11-25 06:32:48,824 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 188 transitions. [2021-11-25 06:32:48,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:32:48,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:48,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:48,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:48,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:48,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 134 states and 191 transitions. [2021-11-25 06:32:48,914 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 191 transitions. [2021-11-25 06:32:48,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:32:48,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:48,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:49,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:49,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:49,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 138 states and 198 transitions. [2021-11-25 06:32:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 198 transitions. [2021-11-25 06:32:49,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:32:49,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:49,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:49,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:50,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:50,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 140 states and 201 transitions. [2021-11-25 06:32:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2021-11-25 06:32:50,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:32:50,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:50,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:50,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:32:50,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:50,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 140 states and 200 transitions. [2021-11-25 06:32:50,686 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 200 transitions. [2021-11-25 06:32:50,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:32:50,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:50,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:50,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:50,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:32:51,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:51,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 141 states and 200 transitions. [2021-11-25 06:32:51,079 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 200 transitions. [2021-11-25 06:32:51,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:32:51,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:51,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:51,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:53,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 147 states and 214 transitions. [2021-11-25 06:32:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 214 transitions. [2021-11-25 06:32:53,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:32:53,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:53,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:53,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:55,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:55,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 152 states and 225 transitions. [2021-11-25 06:32:55,298 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 225 transitions. [2021-11-25 06:32:55,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:32:55,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:55,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:55,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:58,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:58,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 160 states and 240 transitions. [2021-11-25 06:32:58,115 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 240 transitions. [2021-11-25 06:32:58,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:32:58,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:58,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:58,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:59,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 163 states and 244 transitions. [2021-11-25 06:32:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 244 transitions. [2021-11-25 06:32:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:32:59,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:59,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:59,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:00,546 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:02,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:02,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 166 states and 259 transitions. [2021-11-25 06:33:02,886 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 259 transitions. [2021-11-25 06:33:02,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:33:02,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:02,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:02,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:03,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:03,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 167 states and 261 transitions. [2021-11-25 06:33:03,352 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 261 transitions. [2021-11-25 06:33:03,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:33:03,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:03,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:03,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:03,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 169 states and 264 transitions. [2021-11-25 06:33:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 264 transitions. [2021-11-25 06:33:03,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:33:03,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:03,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:03,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:04,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:05,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:05,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 171 states and 269 transitions. [2021-11-25 06:33:05,252 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 269 transitions. [2021-11-25 06:33:05,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:33:05,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:05,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:05,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:06,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:06,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 173 states and 273 transitions. [2021-11-25 06:33:06,601 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 273 transitions. [2021-11-25 06:33:06,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:33:06,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:06,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:06,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:07,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:07,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 175 states and 277 transitions. [2021-11-25 06:33:07,600 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 277 transitions. [2021-11-25 06:33:07,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:33:07,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:07,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:07,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:08,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:09,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:09,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 177 states and 281 transitions. [2021-11-25 06:33:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 281 transitions. [2021-11-25 06:33:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:33:09,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:09,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:09,357 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:33:09,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:09,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 177 states and 280 transitions. [2021-11-25 06:33:09,882 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 280 transitions. [2021-11-25 06:33:09,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:33:09,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:09,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:09,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:33:10,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:10,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 178 states and 280 transitions. [2021-11-25 06:33:10,560 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 280 transitions. [2021-11-25 06:33:10,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:33:10,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:10,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:10,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:10,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:11,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:11,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 179 states and 282 transitions. [2021-11-25 06:33:11,734 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 282 transitions. [2021-11-25 06:33:11,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:33:11,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:11,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:11,966 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:33:14,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:14,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 182 states and 289 transitions. [2021-11-25 06:33:14,815 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 289 transitions. [2021-11-25 06:33:14,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:33:14,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:14,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:16,084 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:19,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:19,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 185 states and 307 transitions. [2021-11-25 06:33:19,352 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 307 transitions. [2021-11-25 06:33:19,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:33:19,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:19,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:20,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:28,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:28,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 199 states and 331 transitions. [2021-11-25 06:33:28,914 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 331 transitions. [2021-11-25 06:33:28,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:33:28,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:28,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:28,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:30,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:30,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 201 states and 336 transitions. [2021-11-25 06:33:30,817 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 336 transitions. [2021-11-25 06:33:30,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:33:30,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:30,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:30,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:30,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:32,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:32,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 204 states and 341 transitions. [2021-11-25 06:33:32,239 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 341 transitions. [2021-11-25 06:33:32,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:33:32,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:32,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:32,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:33,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:33,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 208 states and 347 transitions. [2021-11-25 06:33:33,699 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 347 transitions. [2021-11-25 06:33:33,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:33:33,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:33,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:33,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:33,896 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:36,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:36,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 211 states and 354 transitions. [2021-11-25 06:33:36,494 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 354 transitions. [2021-11-25 06:33:36,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:33:36,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:36,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:36,518 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:33:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:37,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 211 states and 353 transitions. [2021-11-25 06:33:37,213 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 353 transitions. [2021-11-25 06:33:37,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:33:37,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:37,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:37,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:37,296 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:33:38,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:38,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 212 states and 353 transitions. [2021-11-25 06:33:38,079 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 353 transitions. [2021-11-25 06:33:38,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:33:38,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:38,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:38,114 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:39,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:39,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 213 states and 356 transitions. [2021-11-25 06:33:39,071 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 356 transitions. [2021-11-25 06:33:39,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:33:39,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:39,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:39,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:39,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:42,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:42,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 217 states and 362 transitions. [2021-11-25 06:33:42,773 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 362 transitions. [2021-11-25 06:33:42,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:33:42,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:42,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:44,148 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:50,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:50,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 221 states and 385 transitions. [2021-11-25 06:33:50,556 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 385 transitions. [2021-11-25 06:33:50,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:33:50,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:50,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:50,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:50,615 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:33:53,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:53,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 224 states and 394 transitions. [2021-11-25 06:33:53,613 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 394 transitions. [2021-11-25 06:33:53,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:33:53,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:53,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:53,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:53,724 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:54,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:54,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 224 states and 393 transitions. [2021-11-25 06:33:54,915 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 393 transitions. [2021-11-25 06:33:54,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:33:54,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:54,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:54,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:55,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:09,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:09,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 239 states and 418 transitions. [2021-11-25 06:34:09,068 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 418 transitions. [2021-11-25 06:34:09,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:34:09,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:09,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:09,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:14,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 245 states and 427 transitions. [2021-11-25 06:34:14,530 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 427 transitions. [2021-11-25 06:34:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:34:14,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:14,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:16,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:32,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:32,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 261 states and 459 transitions. [2021-11-25 06:34:32,381 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 459 transitions. [2021-11-25 06:34:32,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:34:32,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:32,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:35,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:51,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:51,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 273 states and 479 transitions. [2021-11-25 06:34:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 479 transitions. [2021-11-25 06:34:51,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:34:51,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:51,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:51,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:51,794 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:55,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:55,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 276 states and 488 transitions. [2021-11-25 06:34:55,826 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 488 transitions. [2021-11-25 06:34:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:34:55,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:55,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:55,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:55,854 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:58,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 278 states and 491 transitions. [2021-11-25 06:34:58,295 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 491 transitions. [2021-11-25 06:34:58,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:34:58,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:58,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:58,325 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:59,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:59,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 279 states and 496 transitions. [2021-11-25 06:34:59,897 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 496 transitions. [2021-11-25 06:34:59,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:34:59,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:59,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:59,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:59,924 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 06:35:01,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:01,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 279 states and 495 transitions. [2021-11-25 06:35:01,111 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 495 transitions. [2021-11-25 06:35:01,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:35:01,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:01,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:01,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:01,142 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 06:35:02,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:02,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 280 states and 495 transitions. [2021-11-25 06:35:02,392 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 495 transitions. [2021-11-25 06:35:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:35:02,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:02,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:02,426 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:03,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:03,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 281 states and 499 transitions. [2021-11-25 06:35:03,924 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 499 transitions. [2021-11-25 06:35:03,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:35:03,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:03,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:03,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:18,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:18,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 292 states and 516 transitions. [2021-11-25 06:35:18,831 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 516 transitions. [2021-11-25 06:35:18,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:35:18,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:18,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:18,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:22,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:22,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 296 states and 520 transitions. [2021-11-25 06:35:22,447 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 520 transitions. [2021-11-25 06:35:22,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:35:22,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:22,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:25,495 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:40,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:40,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 300 states and 547 transitions. [2021-11-25 06:35:40,290 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 547 transitions. [2021-11-25 06:35:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:35:40,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:40,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:40,360 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:35:47,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:47,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 303 states and 556 transitions. [2021-11-25 06:35:47,003 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 556 transitions. [2021-11-25 06:35:47,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:35:47,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:47,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:47,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:47,069 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:35:48,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:48,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 304 states and 558 transitions. [2021-11-25 06:35:48,652 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 558 transitions. [2021-11-25 06:35:48,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:35:48,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:48,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:51,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:51,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 304 states and 557 transitions. [2021-11-25 06:35:51,769 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 557 transitions. [2021-11-25 06:35:51,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:35:51,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:51,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:51,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:51,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:51,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 303 states and 556 transitions. [2021-11-25 06:35:51,818 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 556 transitions. [2021-11-25 06:35:51,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:35:51,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:51,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:51,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:52,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:54,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:54,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 302 states and 555 transitions. [2021-11-25 06:35:54,159 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 555 transitions. [2021-11-25 06:35:54,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:35:54,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:54,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:57,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:01,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 304 states and 558 transitions. [2021-11-25 06:36:01,714 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 558 transitions. [2021-11-25 06:36:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:01,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:01,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:01,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:01,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:05,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:05,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 306 states and 566 transitions. [2021-11-25 06:36:05,630 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 566 transitions. [2021-11-25 06:36:05,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:05,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:05,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:06,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:11,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:11,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 308 states and 568 transitions. [2021-11-25 06:36:11,154 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 568 transitions. [2021-11-25 06:36:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:11,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:11,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:11,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:14,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:44,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 325 states and 603 transitions. [2021-11-25 06:36:44,533 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 603 transitions. [2021-11-25 06:36:44,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:44,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:44,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:44,978 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 328 states and 614 transitions. [2021-11-25 06:36:50,175 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 614 transitions. [2021-11-25 06:36:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:50,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:50,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:50,212 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:55,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 331 states and 624 transitions. [2021-11-25 06:36:55,264 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 624 transitions. [2021-11-25 06:36:55,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:55,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:55,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:55,298 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:57,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:57,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 332 states and 631 transitions. [2021-11-25 06:36:57,622 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 631 transitions. [2021-11-25 06:36:57,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:36:57,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:57,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:57,661 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:00,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:00,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 334 states and 633 transitions. [2021-11-25 06:37:00,827 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 633 transitions. [2021-11-25 06:37:00,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:00,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:00,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:00,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:00,864 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 06:37:02,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:02,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 335 states and 634 transitions. [2021-11-25 06:37:02,468 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 634 transitions. [2021-11-25 06:37:02,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:02,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:02,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:02,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:02,570 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 06:37:04,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:04,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 335 states and 633 transitions. [2021-11-25 06:37:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 633 transitions. [2021-11-25 06:37:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:37:04,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:04,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:04,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:04,252 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:06,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:06,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 336 states and 638 transitions. [2021-11-25 06:37:06,421 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 638 transitions. [2021-11-25 06:37:06,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:06,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:06,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:06,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:08,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:44,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:44,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 360 states and 691 transitions. [2021-11-25 06:37:44,981 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 691 transitions. [2021-11-25 06:37:44,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:44,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:44,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:45,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 363 states and 701 transitions. [2021-11-25 06:37:48,312 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 701 transitions. [2021-11-25 06:37:48,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:37:48,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:48,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:48,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:51,500 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:06,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:06,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 367 states and 734 transitions. [2021-11-25 06:38:06,695 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 734 transitions. [2021-11-25 06:38:06,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:38:06,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:06,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:06,858 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:16,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:16,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 368 states and 734 transitions. [2021-11-25 06:38:16,571 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 734 transitions. [2021-11-25 06:38:16,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:38:16,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:16,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:16,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:16,652 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 06:38:19,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:19,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 369 states and 737 transitions. [2021-11-25 06:38:19,012 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 737 transitions. [2021-11-25 06:38:19,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:38:19,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:19,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:19,104 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 06:38:28,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:28,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 372 states and 745 transitions. [2021-11-25 06:38:28,322 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 745 transitions. [2021-11-25 06:38:28,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-25 06:38:28,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:28,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:28,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:28,459 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:38:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:38:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 372 states and 744 transitions. [2021-11-25 06:38:31,136 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 744 transitions. [2021-11-25 06:38:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:38:31,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:38:31,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:38:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:38:37,685 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:33,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:33,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 393 states and 782 transitions. [2021-11-25 06:39:33,213 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 782 transitions. [2021-11-25 06:39:33,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:39:33,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:33,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:33,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:37,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:40,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:40,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 418 states and 837 transitions. [2021-11-25 06:40:40,540 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 837 transitions. [2021-11-25 06:40:40,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:40,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:40,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:40,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:40,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:45,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 420 states and 839 transitions. [2021-11-25 06:40:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 839 transitions. [2021-11-25 06:40:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:40:45,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:45,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:47,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:49,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:49,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 421 states and 843 transitions. [2021-11-25 06:40:49,207 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 843 transitions. [2021-11-25 06:40:49,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:40:49,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:49,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:49,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:40:58,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:40:58,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 425 states and 846 transitions. [2021-11-25 06:40:58,274 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 846 transitions. [2021-11-25 06:40:58,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:40:58,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:40:58,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:40:58,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:01,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:06,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 449 states and 899 transitions. [2021-11-25 06:42:06,287 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 899 transitions. [2021-11-25 06:42:06,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:42:06,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:06,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:06,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:23,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:23,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 456 states and 911 transitions. [2021-11-25 06:42:23,654 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 911 transitions. [2021-11-25 06:42:23,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:42:23,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:23,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:24,334 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:32,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:32,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 459 states and 924 transitions. [2021-11-25 06:42:32,587 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 924 transitions. [2021-11-25 06:42:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:42:32,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:32,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:32,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:32,622 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:40,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 462 states and 938 transitions. [2021-11-25 06:42:40,308 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 938 transitions. [2021-11-25 06:42:40,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:42:40,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:40,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:40,350 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:48,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:48,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 465 states and 948 transitions. [2021-11-25 06:42:48,159 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 948 transitions. [2021-11-25 06:42:48,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:42:48,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:48,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:48,197 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:52,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:52,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 467 states and 950 transitions. [2021-11-25 06:42:52,994 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 950 transitions. [2021-11-25 06:42:52,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:42:52,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:52,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:53,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:53,034 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:55,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:55,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 468 states and 957 transitions. [2021-11-25 06:42:55,999 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 957 transitions. [2021-11-25 06:42:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:42:55,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:56,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:56,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:56,038 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:42:58,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:58,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 469 states and 958 transitions. [2021-11-25 06:42:58,526 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 958 transitions. [2021-11-25 06:42:58,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:42:58,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:58,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:58,683 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:43:01,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:01,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 469 states and 957 transitions. [2021-11-25 06:43:01,411 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 957 transitions. [2021-11-25 06:43:01,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 06:43:01,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:01,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:01,443 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:04,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:04,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 470 states and 963 transitions. [2021-11-25 06:43:04,452 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 963 transitions. [2021-11-25 06:43:04,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:43:04,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:04,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:04,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:04,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:14,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 474 states and 966 transitions. [2021-11-25 06:43:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 966 transitions. [2021-11-25 06:43:14,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:43:14,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:14,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:14,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:14,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:34,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 480 states and 977 transitions. [2021-11-25 06:43:34,900 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 977 transitions. [2021-11-25 06:43:34,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:43:34,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:34,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:39,566 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:01,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 484 states and 1014 transitions. [2021-11-25 06:44:01,422 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1014 transitions. [2021-11-25 06:44:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:44:01,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:01,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:01,605 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:05,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:05,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 484 states and 1013 transitions. [2021-11-25 06:44:05,578 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1013 transitions. [2021-11-25 06:44:05,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:44:05,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:05,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:05,684 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 06:44:09,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:09,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 484 states and 1012 transitions. [2021-11-25 06:44:09,130 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1012 transitions. [2021-11-25 06:44:09,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:44:09,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:09,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:22,310 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.