./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.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_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/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_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/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_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/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 232b8770d72be0c69bb3b6e33b82b59b612dcbb47eb932e66c113d1f5f5b981f --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:38:44,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:38:44,277 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:38:44,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:38:44,326 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:38:44,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:38:44,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:38:44,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:38:44,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:38:44,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:38:44,337 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:38:44,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:38:44,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:38:44,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:38:44,342 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:38:44,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:38:44,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:38:44,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:38:44,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:38:44,351 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:38:44,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:38:44,354 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:38:44,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:38:44,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:38:44,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:38:44,362 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:38:44,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:38:44,363 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:38:44,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:38:44,365 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:38:44,365 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:38:44,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:38:44,367 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:38:44,368 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:38:44,369 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:38:44,370 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:38:44,371 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:38:44,371 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:38:44,371 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:38:44,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:38:44,373 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:38:44,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-25 07:38:44,417 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:38:44,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:38:44,419 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:38:44,419 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:38:44,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:38:44,420 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:38:44,420 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 07:38:44,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:38:44,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:38:44,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:38:44,422 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 07:38:44,428 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 07:38:44,429 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 07:38:44,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:38:44,429 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:38:44,429 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:38:44,430 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:38:44,430 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:38:44,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:38:44,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:38:44,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:38:44,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:38:44,431 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:38:44,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:38:44,431 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_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 232b8770d72be0c69bb3b6e33b82b59b612dcbb47eb932e66c113d1f5f5b981f [2021-11-25 07:38:44,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:38:44,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:38:44,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:38:44,732 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:38:44,733 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:38:44,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i [2021-11-25 07:38:44,814 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/data/0f4a79785/009f1c7e7b8b462bb945728e85bfe373/FLAG829fde84d [2021-11-25 07:38:45,331 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:38:45,331 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-2.i [2021-11-25 07:38:45,357 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/data/0f4a79785/009f1c7e7b8b462bb945728e85bfe373/FLAG829fde84d [2021-11-25 07:38:45,642 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/data/0f4a79785/009f1c7e7b8b462bb945728e85bfe373 [2021-11-25 07:38:45,645 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:38:45,646 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:38:45,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:38:45,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:38:45,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:38:45,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:38:45" (1/1) ... [2021-11-25 07:38:45,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cf8107a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:45, skipping insertion in model container [2021-11-25 07:38:45,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:38:45" (1/1) ... [2021-11-25 07:38:45,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:38:45,717 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:38:46,037 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:38:46,046 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:38:46,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:38:46,159 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:38:46,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46 WrapperNode [2021-11-25 07:38:46,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:38:46,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:38:46,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:38:46,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:38:46,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,245 INFO L137 Inliner]: procedures = 126, calls = 62, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 281 [2021-11-25 07:38:46,246 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:38:46,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:38:46,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:38:46,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:38:46,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:38:46,288 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:38:46,288 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:38:46,288 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:38:46,299 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:38:46" (1/1) ... [2021-11-25 07:38:46,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:38:46,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:38:46,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:38:46,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b260ecd-9b42-48d8-a0c7-6851f8c0aa1c/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:38:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:38:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:38:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:38:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:38:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:38:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:38:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:38:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:38:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 07:38:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:38:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:38:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:38:46,485 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:38:46,487 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:38:47,339 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:38:47,448 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:38:47,448 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-25 07:38:47,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:38:47 BoogieIcfgContainer [2021-11-25 07:38:47,452 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:38:47,453 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:38:47,453 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:38:47,463 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:38:47,463 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:38:47" (1/1) ... [2021-11-25 07:38:47,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:38:47,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:47,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 236 states and 257 transitions. [2021-11-25 07:38:47,539 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 257 transitions. [2021-11-25 07:38:47,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:38:47,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:47,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:47,735 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 07:38:47,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:47,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 238 states and 260 transitions. [2021-11-25 07:38:47,790 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 260 transitions. [2021-11-25 07:38:47,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 07:38:47,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:47,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:47,933 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 07:38:48,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:48,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 240 states and 264 transitions. [2021-11-25 07:38:48,085 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 264 transitions. [2021-11-25 07:38:48,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:38:48,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:48,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:48,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:48,154 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 07:38:48,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:48,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 241 states and 266 transitions. [2021-11-25 07:38:48,289 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 266 transitions. [2021-11-25 07:38:48,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 07:38:48,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:48,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:48,374 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 07:38:48,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:48,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 242 states and 268 transitions. [2021-11-25 07:38:48,624 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 268 transitions. [2021-11-25 07:38:48,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:38:48,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:48,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:48,717 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 07:38:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:48,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 244 states and 272 transitions. [2021-11-25 07:38:48,897 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 272 transitions. [2021-11-25 07:38:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 07:38:48,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:48,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:48,943 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 07:38:49,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:49,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 245 states and 273 transitions. [2021-11-25 07:38:49,068 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 273 transitions. [2021-11-25 07:38:49,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:38:49,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:49,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:49,121 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 07:38:49,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:49,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 247 states and 277 transitions. [2021-11-25 07:38:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 277 transitions. [2021-11-25 07:38:49,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 07:38:49,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:49,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:49,254 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 07:38:49,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:49,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 250 states and 282 transitions. [2021-11-25 07:38:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 282 transitions. [2021-11-25 07:38:49,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:38:49,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:49,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:49,344 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 07:38:49,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 247 states and 278 transitions. [2021-11-25 07:38:49,391 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 278 transitions. [2021-11-25 07:38:49,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 07:38:49,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:49,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:49,584 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 07:38:50,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:50,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 252 states and 285 transitions. [2021-11-25 07:38:50,534 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 285 transitions. [2021-11-25 07:38:50,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:38:50,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:50,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:50,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:50,565 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 07:38:50,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:50,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 249 states and 281 transitions. [2021-11-25 07:38:50,582 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 281 transitions. [2021-11-25 07:38:50,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:38:50,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:50,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:50,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:50,661 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 07:38:50,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:50,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 248 states and 280 transitions. [2021-11-25 07:38:50,718 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 280 transitions. [2021-11-25 07:38:50,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 07:38:50,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:50,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:50,817 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 07:38:51,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:51,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 247 states and 279 transitions. [2021-11-25 07:38:51,047 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 279 transitions. [2021-11-25 07:38:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:38:51,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:51,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:51,108 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 07:38:51,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:51,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 249 states and 283 transitions. [2021-11-25 07:38:51,134 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 283 transitions. [2021-11-25 07:38:51,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:38:51,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:51,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:51,270 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 07:38:51,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 251 states and 287 transitions. [2021-11-25 07:38:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 287 transitions. [2021-11-25 07:38:51,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 07:38:51,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:51,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:51,637 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 07:38:51,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:51,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 252 states and 289 transitions. [2021-11-25 07:38:51,901 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 289 transitions. [2021-11-25 07:38:51,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:38:51,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:51,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:52,086 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 07:38:52,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 255 states and 295 transitions. [2021-11-25 07:38:52,903 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 295 transitions. [2021-11-25 07:38:52,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:38:52,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:52,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:52,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:53,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:38:54,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:54,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 258 states and 302 transitions. [2021-11-25 07:38:54,381 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 302 transitions. [2021-11-25 07:38:54,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:38:54,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:54,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:54,408 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 07:38:54,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 258 states and 301 transitions. [2021-11-25 07:38:54,686 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 301 transitions. [2021-11-25 07:38:54,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:38:54,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:54,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:54,718 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 07:38:55,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:55,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 259 states and 301 transitions. [2021-11-25 07:38:55,039 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 301 transitions. [2021-11-25 07:38:55,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:38:55,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:55,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:38:55,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 260 states and 302 transitions. [2021-11-25 07:38:55,089 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 302 transitions. [2021-11-25 07:38:55,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 07:38:55,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:55,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:55,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 07:38:55,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 261 states and 303 transitions. [2021-11-25 07:38:55,134 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 303 transitions. [2021-11-25 07:38:55,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:38:55,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:55,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:55,410 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 07:38:56,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:56,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 265 states and 310 transitions. [2021-11-25 07:38:56,767 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 310 transitions. [2021-11-25 07:38:56,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 07:38:56,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:56,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:57,351 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 07:38:59,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:59,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 268 states and 321 transitions. [2021-11-25 07:38:59,280 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 321 transitions. [2021-11-25 07:38:59,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:38:59,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:59,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:59,309 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 07:38:59,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:38:59,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 268 states and 320 transitions. [2021-11-25 07:38:59,611 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 320 transitions. [2021-11-25 07:38:59,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:38:59,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:38:59,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:38:59,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:38:59,677 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 07:39:00,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:00,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 269 states and 320 transitions. [2021-11-25 07:39:00,006 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 320 transitions. [2021-11-25 07:39:00,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 07:39:00,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:00,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:00,133 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 07:39:00,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:00,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 270 states and 321 transitions. [2021-11-25 07:39:00,720 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 321 transitions. [2021-11-25 07:39:00,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:39:00,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:00,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:00,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:00,906 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 07:39:02,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:02,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 273 states and 328 transitions. [2021-11-25 07:39:02,775 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 328 transitions. [2021-11-25 07:39:02,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 07:39:02,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:02,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:03,672 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 07:39:08,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:08,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 282 states and 347 transitions. [2021-11-25 07:39:08,619 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 347 transitions. [2021-11-25 07:39:08,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:39:08,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:08,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:08,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:08,701 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 07:39:09,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:09,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 283 states and 348 transitions. [2021-11-25 07:39:09,124 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 348 transitions. [2021-11-25 07:39:09,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:39:09,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:09,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:09,155 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 07:39:09,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:09,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 283 states and 347 transitions. [2021-11-25 07:39:09,552 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 347 transitions. [2021-11-25 07:39:09,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:39:09,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:09,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:09,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:09,782 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:39:11,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:11,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 286 states and 353 transitions. [2021-11-25 07:39:11,453 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 353 transitions. [2021-11-25 07:39:11,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 07:39:11,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:11,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:12,414 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 07:39:15,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:15,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 289 states and 364 transitions. [2021-11-25 07:39:15,419 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 364 transitions. [2021-11-25 07:39:15,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:39:15,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:15,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:15,458 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 07:39:15,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:15,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 289 states and 363 transitions. [2021-11-25 07:39:15,973 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 363 transitions. [2021-11-25 07:39:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 07:39:15,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:15,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:16,010 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 07:39:16,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:16,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 290 states and 363 transitions. [2021-11-25 07:39:16,457 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 363 transitions. [2021-11-25 07:39:16,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:39:16,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:16,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:16,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:16,555 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-25 07:39:18,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:18,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 293 states and 370 transitions. [2021-11-25 07:39:18,308 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 370 transitions. [2021-11-25 07:39:18,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 07:39:18,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:18,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:18,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:19,320 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 07:39:22,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:22,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 296 states and 381 transitions. [2021-11-25 07:39:22,725 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 381 transitions. [2021-11-25 07:39:22,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:39:22,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:22,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:22,775 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 07:39:23,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:23,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 296 states and 380 transitions. [2021-11-25 07:39:23,208 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 380 transitions. [2021-11-25 07:39:23,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:39:23,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:23,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:23,253 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 07:39:23,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:23,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 297 states and 380 transitions. [2021-11-25 07:39:23,874 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 380 transitions. [2021-11-25 07:39:23,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:39:23,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:23,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:23,971 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 07:39:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:25,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 300 states and 387 transitions. [2021-11-25 07:39:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 387 transitions. [2021-11-25 07:39:25,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-25 07:39:25,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:25,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:26,861 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 07:39:30,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:30,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 303 states and 398 transitions. [2021-11-25 07:39:30,614 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 398 transitions. [2021-11-25 07:39:30,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:39:30,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:30,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:30,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:30,657 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 07:39:31,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:31,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 303 states and 397 transitions. [2021-11-25 07:39:31,254 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 397 transitions. [2021-11-25 07:39:31,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:39:31,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:31,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:31,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:31,310 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 07:39:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:31,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 304 states and 397 transitions. [2021-11-25 07:39:31,905 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 397 transitions. [2021-11-25 07:39:31,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:39:31,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:31,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:31,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:32,020 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-25 07:39:33,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:33,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 307 states and 404 transitions. [2021-11-25 07:39:33,926 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 404 transitions. [2021-11-25 07:39:33,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:39:33,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:33,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:35,153 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 07:39:39,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:39,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 310 states and 415 transitions. [2021-11-25 07:39:39,151 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 415 transitions. [2021-11-25 07:39:39,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:39:39,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:39,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:39,199 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:39:39,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:39,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 311 states and 416 transitions. [2021-11-25 07:39:39,803 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 416 transitions. [2021-11-25 07:39:39,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:39:39,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:39,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:39,842 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-25 07:39:40,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:40,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 311 states and 415 transitions. [2021-11-25 07:39:40,453 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 415 transitions. [2021-11-25 07:39:40,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:39:40,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:40,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:40,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:40,572 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-25 07:39:42,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:42,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 314 states and 422 transitions. [2021-11-25 07:39:42,612 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 422 transitions. [2021-11-25 07:39:42,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:39:42,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:42,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:43,848 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:39:48,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:48,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 317 states and 433 transitions. [2021-11-25 07:39:48,524 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 433 transitions. [2021-11-25 07:39:48,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:39:48,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:48,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:48,567 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 07:39:49,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 317 states and 432 transitions. [2021-11-25 07:39:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 432 transitions. [2021-11-25 07:39:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:39:49,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:49,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:49,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:49,259 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 07:39:49,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:49,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 318 states and 432 transitions. [2021-11-25 07:39:49,887 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 432 transitions. [2021-11-25 07:39:49,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:39:49,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:49,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:49,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:50,029 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-25 07:39:52,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:39:52,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 321 states and 439 transitions. [2021-11-25 07:39:52,238 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 439 transitions. [2021-11-25 07:39:52,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:39:52,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:39:52,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:39:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:39:56,494 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:40:04,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 324 states and 453 transitions. [2021-11-25 07:40:04,794 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 453 transitions. [2021-11-25 07:40:04,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:40:04,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:04,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:04,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:04,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:04,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 323 states and 452 transitions. [2021-11-25 07:40:04,855 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 452 transitions. [2021-11-25 07:40:04,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:40:04,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:04,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:04,894 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-25 07:40:05,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:05,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 323 states and 451 transitions. [2021-11-25 07:40:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 451 transitions. [2021-11-25 07:40:05,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:40:05,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:05,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:05,624 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:05,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:05,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 326 states and 456 transitions. [2021-11-25 07:40:05,668 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 456 transitions. [2021-11-25 07:40:05,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:40:05,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:05,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:05,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:05,807 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-25 07:40:06,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:06,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 327 states and 456 transitions. [2021-11-25 07:40:06,751 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 456 transitions. [2021-11-25 07:40:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:40:06,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:06,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:08,195 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:40:16,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:16,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 331 states and 478 transitions. [2021-11-25 07:40:16,025 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 478 transitions. [2021-11-25 07:40:16,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:40:16,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:16,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:16,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:16,259 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:40:18,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:18,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 334 states and 492 transitions. [2021-11-25 07:40:18,275 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 492 transitions. [2021-11-25 07:40:18,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:40:18,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:18,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:18,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:40:24,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:24,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 334 states and 491 transitions. [2021-11-25 07:40:24,425 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 491 transitions. [2021-11-25 07:40:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:40:24,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:24,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:24,575 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-25 07:40:25,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:25,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 334 states and 490 transitions. [2021-11-25 07:40:25,679 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 490 transitions. [2021-11-25 07:40:25,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:40:25,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:25,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:25,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:25,724 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:25,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:25,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 333 states and 489 transitions. [2021-11-25 07:40:25,747 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 489 transitions. [2021-11-25 07:40:25,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:40:25,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:25,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:25,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:25,792 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:25,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:25,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 336 states and 493 transitions. [2021-11-25 07:40:25,838 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 493 transitions. [2021-11-25 07:40:25,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:40:25,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:25,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:25,884 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-25 07:40:26,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:26,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 337 states and 494 transitions. [2021-11-25 07:40:26,833 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 494 transitions. [2021-11-25 07:40:26,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:40:26,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:26,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-11-25 07:40:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 337 states and 493 transitions. [2021-11-25 07:40:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 493 transitions. [2021-11-25 07:40:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:40:28,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:28,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:28,510 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:28,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:28,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 338 states and 496 transitions. [2021-11-25 07:40:28,903 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 496 transitions. [2021-11-25 07:40:28,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:40:28,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:28,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:30,652 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:40:41,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:41,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 344 states and 523 transitions. [2021-11-25 07:40:41,041 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 523 transitions. [2021-11-25 07:40:41,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:40:41,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:41,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:41,204 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-25 07:40:43,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:43,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 347 states and 537 transitions. [2021-11-25 07:40:43,407 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 537 transitions. [2021-11-25 07:40:43,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:40:43,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:43,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:43,775 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:40:45,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:45,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 347 states and 536 transitions. [2021-11-25 07:40:45,655 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 536 transitions. [2021-11-25 07:40:45,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:40:45,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:45,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:45,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:46,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:46,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 346 states and 535 transitions. [2021-11-25 07:40:46,891 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 535 transitions. [2021-11-25 07:40:46,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:40:46,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:46,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:46,958 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:48,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:48,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 348 states and 538 transitions. [2021-11-25 07:40:48,111 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 538 transitions. [2021-11-25 07:40:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:40:48,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:48,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:48,161 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:48,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:48,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 347 states and 537 transitions. [2021-11-25 07:40:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 537 transitions. [2021-11-25 07:40:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:40:48,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:48,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:48,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:48,250 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 348 states and 537 transitions. [2021-11-25 07:40:48,313 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 537 transitions. [2021-11-25 07:40:48,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:40:48,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:48,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:48,754 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-25 07:40:49,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:49,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 347 states and 536 transitions. [2021-11-25 07:40:49,166 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 536 transitions. [2021-11-25 07:40:49,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:40:49,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:49,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:51,487 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:40:54,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:54,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 348 states and 540 transitions. [2021-11-25 07:40:54,467 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 540 transitions. [2021-11-25 07:40:54,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:40:54,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:54,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:54,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:54,514 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2021-11-25 07:40:55,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:55,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 348 states and 539 transitions. [2021-11-25 07:40:55,463 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 539 transitions. [2021-11-25 07:40:55,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:40:55,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:55,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:55,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:55,527 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2021-11-25 07:40:56,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:40:56,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 349 states and 539 transitions. [2021-11-25 07:40:56,605 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 539 transitions. [2021-11-25 07:40:56,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:40:56,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:40:56,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:40:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:40:58,777 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:07,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:07,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 352 states and 558 transitions. [2021-11-25 07:41:07,920 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 558 transitions. [2021-11-25 07:41:07,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:41:07,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:07,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:07,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:10,942 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:21,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 358 states and 571 transitions. [2021-11-25 07:41:21,571 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 571 transitions. [2021-11-25 07:41:21,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:41:21,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:21,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:21,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:21,762 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2021-11-25 07:41:24,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:24,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 361 states and 586 transitions. [2021-11-25 07:41:24,333 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 586 transitions. [2021-11-25 07:41:24,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:41:24,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:24,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:24,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:24,679 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 364 states and 594 transitions. [2021-11-25 07:41:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 594 transitions. [2021-11-25 07:41:27,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:41:27,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:27,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:27,921 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-25 07:41:29,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:29,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 365 states and 595 transitions. [2021-11-25 07:41:29,299 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 595 transitions. [2021-11-25 07:41:29,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 07:41:29,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:29,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:29,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:29,347 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-11-25 07:41:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:30,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 365 states and 594 transitions. [2021-11-25 07:41:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 594 transitions. [2021-11-25 07:41:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:41:30,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:30,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:32,927 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:41:45,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:45,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 371 states and 637 transitions. [2021-11-25 07:41:45,583 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 637 transitions. [2021-11-25 07:41:45,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:41:45,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:45,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:45,796 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2021-11-25 07:41:47,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:47,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 371 states and 636 transitions. [2021-11-25 07:41:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 636 transitions. [2021-11-25 07:41:47,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:41:47,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:47,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:47,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:47,622 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-11-25 07:41:49,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:49,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 372 states and 637 transitions. [2021-11-25 07:41:49,032 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 637 transitions. [2021-11-25 07:41:49,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:41:49,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:49,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-11-25 07:41:50,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:41:50,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 372 states and 636 transitions. [2021-11-25 07:41:50,390 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 636 transitions. [2021-11-25 07:41:50,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:41:50,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:41:50,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:41:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:41:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:42:06,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:06,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 378 states and 678 transitions. [2021-11-25 07:42:06,691 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 678 transitions. [2021-11-25 07:42:06,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:42:06,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:06,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:42:11,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:11,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 381 states and 700 transitions. [2021-11-25 07:42:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 700 transitions. [2021-11-25 07:42:11,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:42:11,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:11,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:11,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:11,230 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2021-11-25 07:42:12,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:12,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 381 states and 699 transitions. [2021-11-25 07:42:12,940 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 699 transitions. [2021-11-25 07:42:12,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:42:12,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:12,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:14,156 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:42:16,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 382 states and 707 transitions. [2021-11-25 07:42:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 707 transitions. [2021-11-25 07:42:16,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:42:16,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:16,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:16,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:16,882 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-25 07:42:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 383 states and 708 transitions. [2021-11-25 07:42:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 708 transitions. [2021-11-25 07:42:18,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:42:18,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:18,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:18,416 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 301 trivial. 0 not checked. [2021-11-25 07:42:19,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 383 states and 707 transitions. [2021-11-25 07:42:19,765 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 707 transitions. [2021-11-25 07:42:19,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:42:19,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:19,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:19,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:20,013 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-11-25 07:42:23,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:23,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 384 states and 706 transitions. [2021-11-25 07:42:23,209 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 706 transitions. [2021-11-25 07:42:23,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:42:23,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:23,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:23,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:23,448 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-11-25 07:42:25,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:25,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 384 states and 700 transitions. [2021-11-25 07:42:25,290 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 700 transitions. [2021-11-25 07:42:25,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:42:25,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:25,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:25,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:29,750 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:42:47,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:47,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 390 states and 737 transitions. [2021-11-25 07:42:47,398 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 737 transitions. [2021-11-25 07:42:47,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:42:47,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:47,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:47,662 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-11-25 07:42:51,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:42:51,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 390 states and 731 transitions. [2021-11-25 07:42:51,622 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 731 transitions. [2021-11-25 07:42:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:42:51,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:42:51,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:42:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:42:54,921 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:43:09,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:09,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 396 states and 784 transitions. [2021-11-25 07:43:09,321 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 784 transitions. [2021-11-25 07:43:09,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:43:09,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:09,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:09,533 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-11-25 07:43:11,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:11,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 396 states and 783 transitions. [2021-11-25 07:43:11,376 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 783 transitions. [2021-11-25 07:43:11,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:43:11,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:11,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:11,864 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:43:14,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:14,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 397 states and 792 transitions. [2021-11-25 07:43:14,046 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 792 transitions. [2021-11-25 07:43:14,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:43:14,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:14,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:14,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:14,098 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-25 07:43:15,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:15,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 397 states and 791 transitions. [2021-11-25 07:43:15,325 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 791 transitions. [2021-11-25 07:43:15,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:43:15,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:15,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:15,378 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-25 07:43:16,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:16,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 398 states and 792 transitions. [2021-11-25 07:43:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 792 transitions. [2021-11-25 07:43:16,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:43:16,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:16,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:16,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:17,017 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-25 07:43:18,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:18,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 398 states and 791 transitions. [2021-11-25 07:43:18,569 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 791 transitions. [2021-11-25 07:43:18,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:43:18,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:18,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:18,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:18,804 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-25 07:43:20,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 399 states and 791 transitions. [2021-11-25 07:43:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 791 transitions. [2021-11-25 07:43:20,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:43:20,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:20,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:23,693 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:43:41,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:41,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 405 states and 837 transitions. [2021-11-25 07:43:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 837 transitions. [2021-11-25 07:43:41,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:43:41,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:41,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:41,566 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-25 07:43:45,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:45,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 408 states and 859 transitions. [2021-11-25 07:43:45,348 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 859 transitions. [2021-11-25 07:43:45,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:43:45,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:45,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:45,716 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:43:47,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:47,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 408 states and 858 transitions. [2021-11-25 07:43:47,903 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 858 transitions. [2021-11-25 07:43:47,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:43:47,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:47,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:48,105 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-25 07:43:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:50,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 408 states and 857 transitions. [2021-11-25 07:43:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 857 transitions. [2021-11-25 07:43:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:43:50,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:50,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:43:56,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:43:56,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 411 states and 872 transitions. [2021-11-25 07:43:56,732 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 872 transitions. [2021-11-25 07:43:56,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-25 07:43:56,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:43:56,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:43:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:43:57,058 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 0 proven. 360 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:01,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:01,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 414 states and 888 transitions. [2021-11-25 07:44:01,396 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 888 transitions. [2021-11-25 07:44:01,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:44:01,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:01,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:01,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:02,273 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:07,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 417 states and 907 transitions. [2021-11-25 07:44:07,370 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 907 transitions. [2021-11-25 07:44:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:44:07,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:07,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:07,433 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:09,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:09,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 418 states and 918 transitions. [2021-11-25 07:44:09,982 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 918 transitions. [2021-11-25 07:44:09,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:44:09,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:09,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:10,056 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:12,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 419 states and 929 transitions. [2021-11-25 07:44:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 929 transitions. [2021-11-25 07:44:12,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:44:12,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:12,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:12,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:12,845 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:15,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:15,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 420 states and 939 transitions. [2021-11-25 07:44:15,489 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 939 transitions. [2021-11-25 07:44:15,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:44:15,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:15,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:15,556 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:18,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:18,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 421 states and 950 transitions. [2021-11-25 07:44:18,249 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 950 transitions. [2021-11-25 07:44:18,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:44:18,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:18,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:18,311 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:20,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:20,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 422 states and 960 transitions. [2021-11-25 07:44:20,480 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 960 transitions. [2021-11-25 07:44:20,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:44:20,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:20,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:20,552 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:44:23,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:23,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 423 states and 971 transitions. [2021-11-25 07:44:23,206 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 971 transitions. [2021-11-25 07:44:23,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:44:23,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:23,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:23,270 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-11-25 07:44:25,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:25,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 424 states and 972 transitions. [2021-11-25 07:44:25,481 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 972 transitions. [2021-11-25 07:44:25,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:44:25,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:25,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:25,561 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2021-11-25 07:44:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 424 states and 971 transitions. [2021-11-25 07:44:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 971 transitions. [2021-11-25 07:44:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:44:27,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:27,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:28,271 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2021-11-25 07:44:30,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:30,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 424 states and 963 transitions. [2021-11-25 07:44:30,359 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 963 transitions. [2021-11-25 07:44:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:44:30,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:30,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:30,579 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 331 trivial. 0 not checked. [2021-11-25 07:44:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:44:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 427 states and 985 transitions. [2021-11-25 07:44:34,904 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 985 transitions. [2021-11-25 07:44:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:44:34,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:44:34,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:44:34,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:44:40,284 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:03,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:03,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 433 states and 1033 transitions. [2021-11-25 07:45:03,539 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 1033 transitions. [2021-11-25 07:45:03,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:45:03,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:03,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 408 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:18,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:18,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 439 states and 1050 transitions. [2021-11-25 07:45:18,040 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1050 transitions. [2021-11-25 07:45:18,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:45:18,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:18,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:18,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:18,105 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2021-11-25 07:45:19,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:19,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 439 states and 1049 transitions. [2021-11-25 07:45:19,940 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1049 transitions. [2021-11-25 07:45:19,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:45:19,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:19,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:19,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:20,011 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2021-11-25 07:45:22,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:22,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 440 states and 1049 transitions. [2021-11-25 07:45:22,220 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 1049 transitions. [2021-11-25 07:45:22,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:45:22,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:22,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:22,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:22,513 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 377 trivial. 0 not checked. [2021-11-25 07:45:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 443 states and 1067 transitions. [2021-11-25 07:45:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 1067 transitions. [2021-11-25 07:45:29,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:45:29,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:29,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:33,947 INFO L134 CoverageAnalysis]: Checked inductivity of 459 backedges. 0 proven. 459 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:45:50,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:50,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 446 states and 1088 transitions. [2021-11-25 07:45:50,263 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 1088 transitions. [2021-11-25 07:45:50,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:45:50,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:50,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:50,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2021-11-25 07:45:52,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:52,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 447 states and 1089 transitions. [2021-11-25 07:45:52,104 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1089 transitions. [2021-11-25 07:45:52,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:45:52,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:52,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:52,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:45:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2021-11-25 07:45:54,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:45:54,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 447 states and 1088 transitions. [2021-11-25 07:45:54,069 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1088 transitions. [2021-11-25 07:45:54,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:45:54,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:45:54,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:45:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 513 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:46:24,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:24,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 453 states and 1150 transitions. [2021-11-25 07:46:24,655 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1150 transitions. [2021-11-25 07:46:24,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:46:24,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:24,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:24,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:24,913 INFO L134 CoverageAnalysis]: Checked inductivity of 513 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 426 trivial. 0 not checked. [2021-11-25 07:46:27,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 453 states and 1149 transitions. [2021-11-25 07:46:27,231 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1149 transitions. [2021-11-25 07:46:27,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:46:27,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:27,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2021-11-25 07:46:29,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:29,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 453 states and 1148 transitions. [2021-11-25 07:46:29,064 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1148 transitions. [2021-11-25 07:46:29,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:46:29,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:29,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:29,128 INFO L134 CoverageAnalysis]: Checked inductivity of 551 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2021-11-25 07:46:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:31,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 454 states and 1148 transitions. [2021-11-25 07:46:31,230 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1148 transitions. [2021-11-25 07:46:31,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:46:31,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:31,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:36,473 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:46:56,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:46:56,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 457 states and 1169 transitions. [2021-11-25 07:46:56,984 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 1169 transitions. [2021-11-25 07:46:56,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:46:56,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:46:56,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:46:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:46:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:47:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:02,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 460 states and 1187 transitions. [2021-11-25 07:47:02,492 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1187 transitions. [2021-11-25 07:47:02,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:47:02,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:02,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:02,729 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2021-11-25 07:47:04,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:04,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 460 states and 1186 transitions. [2021-11-25 07:47:04,854 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1186 transitions. [2021-11-25 07:47:04,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:47:04,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:04,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2021-11-25 07:47:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:06,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 461 states and 1187 transitions. [2021-11-25 07:47:06,744 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1187 transitions. [2021-11-25 07:47:06,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:47:06,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:06,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:06,800 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked. [2021-11-25 07:47:08,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:08,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 461 states and 1186 transitions. [2021-11-25 07:47:08,604 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1186 transitions. [2021-11-25 07:47:08,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:47:08,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:08,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 572 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:47:23,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:23,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 462 states and 1197 transitions. [2021-11-25 07:47:23,944 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1197 transitions. [2021-11-25 07:47:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:47:23,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:23,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 572 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:47:32,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:32,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 463 states and 1211 transitions. [2021-11-25 07:47:32,379 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1211 transitions. [2021-11-25 07:47:32,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:47:32,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:32,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:37,868 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:47:44,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:44,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1225 states to 464 states and 1225 transitions. [2021-11-25 07:47:44,522 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1225 transitions. [2021-11-25 07:47:44,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:47:44,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:44,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:49,136 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:47:54,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:47:54,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 465 states and 1232 transitions. [2021-11-25 07:47:54,749 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1232 transitions. [2021-11-25 07:47:54,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:47:54,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:47:54,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:47:54,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:47:59,360 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:48:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 466 states and 1237 transitions. [2021-11-25 07:48:06,034 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1237 transitions. [2021-11-25 07:48:06,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:48:06,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:06,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:10,407 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:48:15,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:15,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 467 states and 1244 transitions. [2021-11-25 07:48:15,593 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1244 transitions. [2021-11-25 07:48:15,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:48:15,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:15,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:19,932 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:48:24,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:24,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 468 states and 1252 transitions. [2021-11-25 07:48:24,626 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1252 transitions. [2021-11-25 07:48:24,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:48:24,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:24,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:24,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:28,702 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:48:33,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:33,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 469 states and 1261 transitions. [2021-11-25 07:48:33,319 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1261 transitions. [2021-11-25 07:48:33,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:48:33,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:33,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:37,388 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:48:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 470 states and 1267 transitions. [2021-11-25 07:48:42,021 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1267 transitions. [2021-11-25 07:48:42,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:48:42,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:42,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:46,113 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:48:51,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:51,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 471 states and 1281 transitions. [2021-11-25 07:48:51,211 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1281 transitions. [2021-11-25 07:48:51,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:48:51,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:51,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:48:55,374 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:48:59,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:48:59,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 472 states and 1286 transitions. [2021-11-25 07:48:59,948 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1286 transitions. [2021-11-25 07:48:59,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:48:59,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:48:59,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:48:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:04,067 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:08,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:08,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 473 states and 1292 transitions. [2021-11-25 07:49:08,870 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1292 transitions. [2021-11-25 07:49:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:49:08,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:08,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:08,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:13,008 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 632 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:18,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:18,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 474 states and 1299 transitions. [2021-11-25 07:49:18,051 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1299 transitions. [2021-11-25 07:49:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 07:49:18,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:18,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:18,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:22,692 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 695 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:49:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:28,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1314 states to 475 states and 1314 transitions. [2021-11-25 07:49:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1314 transitions. [2021-11-25 07:49:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:49:28,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:28,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:28,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:29,802 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-25 07:49:33,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 474 states and 1313 transitions. [2021-11-25 07:49:33,360 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1313 transitions. [2021-11-25 07:49:33,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:49:33,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:33,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:33,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:33,418 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked. [2021-11-25 07:49:35,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:49:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 473 states and 1312 transitions. [2021-11-25 07:49:35,536 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1312 transitions. [2021-11-25 07:49:35,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:49:35,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:49:35,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:49:35,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:49:36,416 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 590 trivial. 0 not checked.