./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-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_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/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_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/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_4055345f-6f9a-480b-aa59-89100a7564a1/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 8688e0efa9d37c2205606fbd307da42d83b0f0e2936dd15336b8b67e136d86b0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:42:41,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:42:41,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:42:41,805 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:42:41,806 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:42:41,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:42:41,809 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:42:41,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:42:41,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:42:41,818 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:42:41,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:42:41,822 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:42:41,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:42:41,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:42:41,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:42:41,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:42:41,836 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:42:41,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:42:41,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:42:41,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:42:41,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:42:41,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:42:41,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:42:41,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:42:41,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:42:41,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:42:41,870 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:42:41,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:42:41,873 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:42:41,874 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:42:41,875 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:42:41,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:42:41,877 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:42:41,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:42:41,881 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:42:41,881 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:42:41,882 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:42:41,882 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:42:41,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:42:41,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:42:41,884 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:42:41,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-25 06:42:41,936 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:42:41,939 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:42:41,941 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:42:41,941 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:42:41,942 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:42:41,942 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:42:41,942 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:42:41,943 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:42:41,949 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:42:41,949 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:42:41,950 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 06:42:41,951 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 06:42:41,951 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 06:42:41,951 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:42:41,952 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:42:41,952 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:42:41,952 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:42:41,952 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:42:41,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:42:41,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:42:41,953 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:42:41,953 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:42:41,954 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:42:41,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:42:41,954 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_4055345f-6f9a-480b-aa59-89100a7564a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8688e0efa9d37c2205606fbd307da42d83b0f0e2936dd15336b8b67e136d86b0 [2021-11-25 06:42:42,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:42:42,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:42:42,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:42:42,313 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:42:42,314 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:42:42,316 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2021-11-25 06:42:42,402 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/data/4e05d2ac4/b4c7e47374da47ae89b38c2ffe5a9da3/FLAGcf685f247 [2021-11-25 06:42:42,971 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:42:42,972 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2021-11-25 06:42:42,984 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/data/4e05d2ac4/b4c7e47374da47ae89b38c2ffe5a9da3/FLAGcf685f247 [2021-11-25 06:42:43,285 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/data/4e05d2ac4/b4c7e47374da47ae89b38c2ffe5a9da3 [2021-11-25 06:42:43,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:42:43,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:42:43,291 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:42:43,291 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:42:43,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:42:43,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62aa2682 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43, skipping insertion in model container [2021-11-25 06:42:43,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:42:43,343 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:42:43,685 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:42:43,696 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:42:43,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:42:43,826 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:42:43,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43 WrapperNode [2021-11-25 06:42:43,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:42:43,827 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:42:43,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:42:43,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:42:43,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,848 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,870 INFO L137 Inliner]: procedures = 117, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2021-11-25 06:42:43,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:42:43,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:42:43,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:42:43,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:42:43,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,880 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,883 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,896 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:42:43,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:42:43,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:42:43,900 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:42:43,901 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:42:43" (1/1) ... [2021-11-25 06:42:43,911 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:42:43,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:42:43,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:42:43,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4055345f-6f9a-480b-aa59-89100a7564a1/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:42:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:42:44,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:42:44,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:42:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:42:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:42:44,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:42:44,176 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:42:44,194 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:42:44,485 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:42:44,556 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:42:44,557 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-25 06:42:44,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:42:44 BoogieIcfgContainer [2021-11-25 06:42:44,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:42:44,561 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:42:44,561 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:42:44,573 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:42:44,574 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:42:44" (1/1) ... [2021-11-25 06:42:44,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:42:44,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:44,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2021-11-25 06:42:44,657 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2021-11-25 06:42:44,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-25 06:42:44,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:44,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:44,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:44,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:44,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2021-11-25 06:42:44,906 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2021-11-25 06:42:44,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:42:44,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:44,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:45,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:45,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2021-11-25 06:42:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2021-11-25 06:42:45,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:42:45,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:45,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:45,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:45,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:45,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2021-11-25 06:42:45,436 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2021-11-25 06:42:45,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:42:45,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:45,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:45,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:45,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:45,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2021-11-25 06:42:45,762 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2021-11-25 06:42:45,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:42:45,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:45,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:45,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:46,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:46,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2021-11-25 06:42:46,703 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2021-11-25 06:42:46,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:42:46,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:46,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:46,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:46,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 39 states and 54 transitions. [2021-11-25 06:42:46,940 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2021-11-25 06:42:46,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:42:46,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:46,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:46,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:47,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:48,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:48,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2021-11-25 06:42:48,090 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2021-11-25 06:42:48,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:42:48,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:48,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:48,271 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:49,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:49,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2021-11-25 06:42:49,135 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2021-11-25 06:42:49,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:42:49,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:49,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:49,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:50,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2021-11-25 06:42:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2021-11-25 06:42:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-25 06:42:50,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:50,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:50,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:50,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:51,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:51,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 85 transitions. [2021-11-25 06:42:51,990 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2021-11-25 06:42:51,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:42:51,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:51,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:52,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:52,268 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:53,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:53,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 51 states and 90 transitions. [2021-11-25 06:42:53,058 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 90 transitions. [2021-11-25 06:42:53,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:42:53,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:53,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:53,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:53,082 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 06:42:53,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:53,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 52 states and 93 transitions. [2021-11-25 06:42:53,661 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 93 transitions. [2021-11-25 06:42:53,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:42:53,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:53,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:53,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:54,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:55,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 53 states and 97 transitions. [2021-11-25 06:42:55,364 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 97 transitions. [2021-11-25 06:42:55,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:42:55,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:55,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:55,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:55,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:56,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 107 transitions. [2021-11-25 06:42:56,860 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 107 transitions. [2021-11-25 06:42:56,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:42:56,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:56,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:56,977 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 06:42:57,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:57,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 58 states and 112 transitions. [2021-11-25 06:42:57,671 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 112 transitions. [2021-11-25 06:42:57,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:42:57,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:57,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:57,821 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:58,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 59 states and 115 transitions. [2021-11-25 06:42:58,684 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 115 transitions. [2021-11-25 06:42:58,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:42:58,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:58,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:58,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:42:58,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:42:58,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 60 states and 116 transitions. [2021-11-25 06:42:58,946 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 116 transitions. [2021-11-25 06:42:58,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-25 06:42:58,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:42:58,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:42:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:42:59,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:00,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:00,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2021-11-25 06:43:00,396 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2021-11-25 06:43:00,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:43:00,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:00,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:00,755 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:01,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:01,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 54 states and 95 transitions. [2021-11-25 06:43:01,369 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 95 transitions. [2021-11-25 06:43:01,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:43:01,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:01,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:01,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:01,392 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 06:43:01,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:01,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 55 states and 95 transitions. [2021-11-25 06:43:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 95 transitions. [2021-11-25 06:43:01,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:43:01,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:01,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:01,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:02,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:04,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:04,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 58 states and 102 transitions. [2021-11-25 06:43:04,276 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 102 transitions. [2021-11-25 06:43:04,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:43:04,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:04,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:04,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:06,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:06,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 109 transitions. [2021-11-25 06:43:06,436 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2021-11-25 06:43:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:43:06,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:06,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:06,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:07,011 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:08,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2021-11-25 06:43:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2021-11-25 06:43:08,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:43:08,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:08,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:08,976 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:43:09,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 118 transitions. [2021-11-25 06:43:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2021-11-25 06:43:09,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:43:09,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:09,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:09,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:09,626 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:10,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:10,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 64 states and 122 transitions. [2021-11-25 06:43:10,028 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 122 transitions. [2021-11-25 06:43:10,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:43:10,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:10,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:10,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:10,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 65 states and 122 transitions. [2021-11-25 06:43:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2021-11-25 06:43:11,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:43:11,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:11,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:11,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:11,183 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:11,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 66 states and 123 transitions. [2021-11-25 06:43:11,639 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 123 transitions. [2021-11-25 06:43:11,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:43:11,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:11,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:14,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:14,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 69 states and 131 transitions. [2021-11-25 06:43:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 131 transitions. [2021-11-25 06:43:14,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:43:14,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:14,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:14,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:14,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 67 states and 128 transitions. [2021-11-25 06:43:14,536 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 128 transitions. [2021-11-25 06:43:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:43:14,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:14,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:14,766 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:15,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:15,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 69 states and 133 transitions. [2021-11-25 06:43:15,527 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 133 transitions. [2021-11-25 06:43:15,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:43:15,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:15,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:16,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:17,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:17,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 70 states and 133 transitions. [2021-11-25 06:43:17,099 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 133 transitions. [2021-11-25 06:43:17,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:43:17,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:17,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:17,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:19,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:19,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 72 states and 138 transitions. [2021-11-25 06:43:19,146 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 138 transitions. [2021-11-25 06:43:19,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:43:19,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:19,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:20,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:20,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 73 states and 141 transitions. [2021-11-25 06:43:20,908 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 141 transitions. [2021-11-25 06:43:20,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:43:20,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:20,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:20,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:21,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 74 states and 141 transitions. [2021-11-25 06:43:21,383 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 141 transitions. [2021-11-25 06:43:21,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:43:21,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:21,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:21,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:22,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:22,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-25 06:43:22,663 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-25 06:43:22,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:43:22,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:22,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:22,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:24,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:24,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 80 states and 153 transitions. [2021-11-25 06:43:24,383 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 153 transitions. [2021-11-25 06:43:24,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-25 06:43:24,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:24,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:24,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:25,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:28,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:28,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 84 states and 162 transitions. [2021-11-25 06:43:28,001 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 162 transitions. [2021-11-25 06:43:28,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:43:28,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:28,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:28,835 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:30,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 53 states and 90 transitions. [2021-11-25 06:43:30,285 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 90 transitions. [2021-11-25 06:43:30,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:43:30,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:30,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:31,265 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:43:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:34,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 57 states and 99 transitions. [2021-11-25 06:43:34,915 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 99 transitions. [2021-11-25 06:43:34,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:43:34,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:34,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:34,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:35,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:36,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:36,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 60 states and 104 transitions. [2021-11-25 06:43:36,632 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 104 transitions. [2021-11-25 06:43:36,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:43:36,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:36,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:36,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:37,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:40,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:40,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 110 transitions. [2021-11-25 06:43:40,464 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 110 transitions. [2021-11-25 06:43:40,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:43:40,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:40,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:44,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:44,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 90 transitions. [2021-11-25 06:43:44,219 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2021-11-25 06:43:44,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-25 06:43:44,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:44,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:44,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:44,914 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:43:49,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:49,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 63 states and 104 transitions. [2021-11-25 06:43:49,365 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 104 transitions. [2021-11-25 06:43:49,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:43:49,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:49,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:49,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:43:50,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:50,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 65 states and 107 transitions. [2021-11-25 06:43:50,177 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 107 transitions. [2021-11-25 06:43:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:43:50,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:50,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:50,554 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:43:51,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:43:51,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 67 states and 110 transitions. [2021-11-25 06:43:51,574 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 110 transitions. [2021-11-25 06:43:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:43:51,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:43:51,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:43:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:43:52,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:03,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:03,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 75 states and 130 transitions. [2021-11-25 06:44:03,638 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 130 transitions. [2021-11-25 06:44:03,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:44:03,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:03,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:05,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:15,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:15,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 82 states and 145 transitions. [2021-11-25 06:44:15,051 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 145 transitions. [2021-11-25 06:44:15,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:44:15,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:15,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:44:16,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:16,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 83 states and 145 transitions. [2021-11-25 06:44:16,610 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 145 transitions. [2021-11-25 06:44:16,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:44:16,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:16,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:16,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:18,916 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:29,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:29,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 91 states and 161 transitions. [2021-11-25 06:44:29,304 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 161 transitions. [2021-11-25 06:44:29,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:44:29,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:29,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:30,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:32,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:32,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 92 states and 163 transitions. [2021-11-25 06:44:32,479 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 163 transitions. [2021-11-25 06:44:32,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-25 06:44:32,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:32,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:34,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:44:36,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:36,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 93 states and 168 transitions. [2021-11-25 06:44:36,856 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 168 transitions. [2021-11-25 06:44:36,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:44:36,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:36,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:36,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:37,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:44:43,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:44:43,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 96 states and 174 transitions. [2021-11-25 06:44:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 174 transitions. [2021-11-25 06:44:43,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:44:43,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:44:43,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:44:43,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:44:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:00,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:00,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 104 states and 196 transitions. [2021-11-25 06:45:00,221 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 196 transitions. [2021-11-25 06:45:00,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:45:00,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:00,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:00,257 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:03,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:03,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 106 states and 200 transitions. [2021-11-25 06:45:03,016 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 200 transitions. [2021-11-25 06:45:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:45:03,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:03,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:03,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:03,054 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 06:45:08,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:08,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 106 states and 199 transitions. [2021-11-25 06:45:08,793 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 199 transitions. [2021-11-25 06:45:08,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:45:08,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:08,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:08,840 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 06:45:10,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:10,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 107 states and 201 transitions. [2021-11-25 06:45:10,329 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 201 transitions. [2021-11-25 06:45:10,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:45:10,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:10,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:12,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:16,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:16,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 107 states and 199 transitions. [2021-11-25 06:45:16,245 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 199 transitions. [2021-11-25 06:45:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:45:16,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:16,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:16,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:16,275 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:18,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:18,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 107 states and 198 transitions. [2021-11-25 06:45:18,124 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 198 transitions. [2021-11-25 06:45:18,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-25 06:45:18,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:18,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:18,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:20,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:20,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 108 states and 200 transitions. [2021-11-25 06:45:20,906 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 200 transitions. [2021-11-25 06:45:20,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:45:20,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:20,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:22,888 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:30,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:30,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 112 states and 205 transitions. [2021-11-25 06:45:30,502 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 205 transitions. [2021-11-25 06:45:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:45:30,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:30,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:30,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:45:37,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:37,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 116 states and 212 transitions. [2021-11-25 06:45:37,768 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 212 transitions. [2021-11-25 06:45:37,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:45:37,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:37,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:37,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:38,252 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:45:53,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:53,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 124 states and 234 transitions. [2021-11-25 06:45:53,024 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 234 transitions. [2021-11-25 06:45:53,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:45:53,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:53,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:53,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:53,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:45:54,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:54,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 120 states and 226 transitions. [2021-11-25 06:45:54,802 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 226 transitions. [2021-11-25 06:45:54,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:45:54,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:54,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:54,857 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:57,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:57,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 122 states and 232 transitions. [2021-11-25 06:45:57,675 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 232 transitions. [2021-11-25 06:45:57,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:45:57,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:57,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:57,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:57,738 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:45:59,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:45:59,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 122 states and 231 transitions. [2021-11-25 06:45:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 231 transitions. [2021-11-25 06:45:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:45:59,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:45:59,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:45:59,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:45:59,640 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:46:04,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:04,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 124 states and 236 transitions. [2021-11-25 06:46:04,034 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 236 transitions. [2021-11-25 06:46:04,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:04,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:04,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:04,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:04,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:46:08,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:08,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 126 states and 243 transitions. [2021-11-25 06:46:08,594 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 243 transitions. [2021-11-25 06:46:08,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:08,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:08,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:08,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:08,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:46:11,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:11,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 128 states and 247 transitions. [2021-11-25 06:46:11,690 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 247 transitions. [2021-11-25 06:46:11,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:11,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:11,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:11,749 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:46:13,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:13,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 129 states and 250 transitions. [2021-11-25 06:46:13,364 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 250 transitions. [2021-11-25 06:46:13,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:13,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:13,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:14,803 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:46:18,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:18,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 130 states and 251 transitions. [2021-11-25 06:46:18,813 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 251 transitions. [2021-11-25 06:46:18,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:18,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:18,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:18,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:18,846 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:46:25,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:25,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 134 states and 261 transitions. [2021-11-25 06:46:25,129 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 261 transitions. [2021-11-25 06:46:25,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:25,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:25,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:25,176 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:46:28,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 136 states and 263 transitions. [2021-11-25 06:46:28,186 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 263 transitions. [2021-11-25 06:46:28,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:28,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:28,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:28,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:29,203 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:46:33,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:33,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 137 states and 264 transitions. [2021-11-25 06:46:33,906 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 264 transitions. [2021-11-25 06:46:33,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:33,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:33,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:33,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:34,452 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:46:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 138 states and 266 transitions. [2021-11-25 06:46:36,460 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 266 transitions. [2021-11-25 06:46:36,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:36,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:36,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:36,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:37,577 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:46:48,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:48,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 143 states and 281 transitions. [2021-11-25 06:46:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 281 transitions. [2021-11-25 06:46:48,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:48,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:48,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:46:56,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:46:56,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 148 states and 287 transitions. [2021-11-25 06:46:56,638 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 287 transitions. [2021-11-25 06:46:56,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-25 06:46:56,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:46:56,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:46:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:46:57,672 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:47:00,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:00,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 149 states and 289 transitions. [2021-11-25 06:47:00,464 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 289 transitions. [2021-11-25 06:47:00,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:47:00,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:00,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:00,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:47:04,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 151 states and 292 transitions. [2021-11-25 06:47:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 292 transitions. [2021-11-25 06:47:04,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:47:04,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:04,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:04,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:04,447 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:47:06,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:06,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 152 states and 293 transitions. [2021-11-25 06:47:06,277 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 293 transitions. [2021-11-25 06:47:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:47:06,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:06,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:47:27,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:27,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 160 states and 322 transitions. [2021-11-25 06:47:27,821 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 322 transitions. [2021-11-25 06:47:27,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:47:27,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:27,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:27,876 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:47:33,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:33,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 163 states and 330 transitions. [2021-11-25 06:47:33,703 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 330 transitions. [2021-11-25 06:47:33,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:47:33,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:33,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:33,759 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:47:35,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:35,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 164 states and 337 transitions. [2021-11-25 06:47:35,681 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 337 transitions. [2021-11-25 06:47:35,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:47:35,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:35,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:35,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:35,745 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:47:38,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:38,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 165 states and 340 transitions. [2021-11-25 06:47:38,016 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 340 transitions. [2021-11-25 06:47:38,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:47:38,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:38,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:38,052 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:47:39,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:39,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 157 states and 316 transitions. [2021-11-25 06:47:39,996 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 316 transitions. [2021-11-25 06:47:39,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:47:39,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:39,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:47:45,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:47:45,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 153 states and 302 transitions. [2021-11-25 06:47:45,566 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 302 transitions. [2021-11-25 06:47:45,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:47:45,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:47:45,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:47:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:47:49,888 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:48:08,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:48:08,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 161 states and 326 transitions. [2021-11-25 06:48:08,759 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 326 transitions. [2021-11-25 06:48:08,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:48:08,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:48:08,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:48:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:48:08,806 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-25 06:48:25,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:48:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 169 states and 344 transitions. [2021-11-25 06:48:25,725 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 344 transitions. [2021-11-25 06:48:25,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:48:25,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:48:25,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:48:25,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:48:25,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:48:28,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:48:28,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 171 states and 349 transitions. [2021-11-25 06:48:28,705 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 349 transitions. [2021-11-25 06:48:28,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:48:28,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:48:28,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:48:28,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:48:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:48:30,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:48:30,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 171 states and 346 transitions. [2021-11-25 06:48:30,856 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 346 transitions. [2021-11-25 06:48:30,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:48:30,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:48:30,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:48:30,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:48:35,693 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:07,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:07,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 183 states and 379 transitions. [2021-11-25 06:49:07,828 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 379 transitions. [2021-11-25 06:49:07,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:49:07,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:07,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:07,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:07,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:49:12,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:12,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 185 states and 381 transitions. [2021-11-25 06:49:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 381 transitions. [2021-11-25 06:49:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:49:12,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:12,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:16,330 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:28,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:28,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 189 states and 386 transitions. [2021-11-25 06:49:28,714 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 386 transitions. [2021-11-25 06:49:28,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:49:28,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:28,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:28,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:29,568 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:49:48,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:48,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 197 states and 405 transitions. [2021-11-25 06:49:48,493 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 405 transitions. [2021-11-25 06:49:48,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:49:48,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:48,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:48,516 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:49:54,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:49:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 199 states and 410 transitions. [2021-11-25 06:49:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 410 transitions. [2021-11-25 06:49:54,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:49:54,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:49:54,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:49:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:49:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:50:27,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:27,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 207 states and 444 transitions. [2021-11-25 06:50:27,148 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 444 transitions. [2021-11-25 06:50:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:50:27,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:27,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:27,193 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:50:31,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:31,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 209 states and 446 transitions. [2021-11-25 06:50:31,887 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 446 transitions. [2021-11-25 06:50:31,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:50:31,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:31,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:35,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:50:54,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:50:54,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 214 states and 462 transitions. [2021-11-25 06:50:54,232 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 462 transitions. [2021-11-25 06:50:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:50:54,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:50:54,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:50:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:50:59,252 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:51:18,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 219 states and 470 transitions. [2021-11-25 06:51:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 470 transitions. [2021-11-25 06:51:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:51:18,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:18,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:18,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:51:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 223 states and 477 transitions. [2021-11-25 06:51:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 477 transitions. [2021-11-25 06:51:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:51:44,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:44,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:44,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:44,688 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:51:54,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:51:54,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 227 states and 486 transitions. [2021-11-25 06:51:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 486 transitions. [2021-11-25 06:51:54,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 06:51:54,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:51:54,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:51:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:51:54,425 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:52:04,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 231 states and 491 transitions. [2021-11-25 06:52:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 491 transitions. [2021-11-25 06:52:04,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:52:04,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:04,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:04,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:05,135 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 06:52:14,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 232 states and 497 transitions. [2021-11-25 06:52:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 497 transitions. [2021-11-25 06:52:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:52:14,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:14,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:14,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:52:15,397 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:52:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:52:54,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 241 states and 524 transitions. [2021-11-25 06:52:54,347 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 524 transitions. [2021-11-25 06:52:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:52:54,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:52:54,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:52:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:01,508 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:53:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:17,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 243 states and 531 transitions. [2021-11-25 06:53:17,698 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 531 transitions. [2021-11-25 06:53:17,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:53:17,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:17,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:17,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:19,224 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 06:53:25,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:25,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 245 states and 533 transitions. [2021-11-25 06:53:25,858 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 533 transitions. [2021-11-25 06:53:25,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:53:25,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:25,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:31,002 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:53:58,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:53:58,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 253 states and 554 transitions. [2021-11-25 06:53:58,508 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 554 transitions. [2021-11-25 06:53:58,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:53:58,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:53:58,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:53:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:53:58,718 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:54:08,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:08,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 256 states and 569 transitions. [2021-11-25 06:54:08,271 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 569 transitions. [2021-11-25 06:54:08,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:54:08,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:08,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:08,334 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:54:11,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:11,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 257 states and 573 transitions. [2021-11-25 06:54:11,624 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 573 transitions. [2021-11-25 06:54:11,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:54:11,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:11,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:11,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:11,676 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:54:14,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:14,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 258 states and 584 transitions. [2021-11-25 06:54:14,904 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 584 transitions. [2021-11-25 06:54:14,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:54:14,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:14,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:14,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:14,950 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:54:18,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:54:18,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 258 states and 583 transitions. [2021-11-25 06:54:18,394 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 583 transitions. [2021-11-25 06:54:18,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:54:18,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:54:18,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:54:18,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:54:18,440 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.