./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-reverse_simple.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-reverse_simple.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a7651578256dc791e0a036690d99e12094845a58f582fb99f9abee48c7c5dfba --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:29:32,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:29:32,595 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:29:32,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:29:32,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:29:32,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:29:32,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:29:32,661 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:29:32,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:29:32,670 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:29:32,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:29:32,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:29:32,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:29:32,676 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:29:32,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:29:32,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:29:32,684 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:29:32,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:29:32,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:29:32,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:29:32,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:29:32,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:29:32,703 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:29:32,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:29:32,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:29:32,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:29:32,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:29:32,720 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:29:32,721 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:29:32,723 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:29:32,723 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:29:32,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:29:32,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:29:32,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:29:32,730 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:29:32,730 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:29:32,731 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:29:32,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:29:32,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:29:32,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:29:32,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:29:32,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:29:32,777 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:29:32,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:29:32,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:29:32,780 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:29:32,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:29:32,781 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:29:32,781 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:29:32,781 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:29:32,788 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:29:32,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:29:32,789 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:29:32,790 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:29:32,790 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:29:32,790 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:29:32,790 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:29:32,791 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:29:32,791 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:29:32,791 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:29:32,791 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:29:32,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:29:32,792 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:29:32,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:29:32,792 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:29:32,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:29:32,793 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_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7651578256dc791e0a036690d99e12094845a58f582fb99f9abee48c7c5dfba [2021-11-23 00:29:33,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:29:33,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:29:33,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:29:33,134 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:29:33,135 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:29:33,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2021-11-23 00:29:33,217 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/data/a6f31fba4/a48df4547bda47da8cff1db950db4088/FLAGb23f49f07 [2021-11-23 00:29:33,704 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:29:33,705 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/sv-benchmarks/c/forester-heap/sll-reverse_simple.i [2021-11-23 00:29:33,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/data/a6f31fba4/a48df4547bda47da8cff1db950db4088/FLAGb23f49f07 [2021-11-23 00:29:34,227 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/data/a6f31fba4/a48df4547bda47da8cff1db950db4088 [2021-11-23 00:29:34,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:29:34,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:29:34,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:29:34,239 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:29:34,242 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:29:34,243 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,244 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44cdd410 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34, skipping insertion in model container [2021-11-23 00:29:34,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:29:34,318 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:29:34,634 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/sv-benchmarks/c/forester-heap/sll-reverse_simple.i[22251,22264] [2021-11-23 00:29:34,637 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/sv-benchmarks/c/forester-heap/sll-reverse_simple.i[22336,22349] [2021-11-23 00:29:34,643 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/sv-benchmarks/c/forester-heap/sll-reverse_simple.i[22829,22842] [2021-11-23 00:29:34,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:29:34,656 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:29:34,703 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/sv-benchmarks/c/forester-heap/sll-reverse_simple.i[22251,22264] [2021-11-23 00:29:34,705 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/sv-benchmarks/c/forester-heap/sll-reverse_simple.i[22336,22349] [2021-11-23 00:29:34,709 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/sv-benchmarks/c/forester-heap/sll-reverse_simple.i[22829,22842] [2021-11-23 00:29:34,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:29:34,749 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:29:34,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34 WrapperNode [2021-11-23 00:29:34,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:29:34,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:29:34,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:29:34,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:29:34,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,832 INFO L137 Inliner]: procedures = 119, calls = 35, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 139 [2021-11-23 00:29:34,832 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:29:34,833 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:29:34,834 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:29:34,834 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:29:34,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,863 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,863 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,883 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,887 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,904 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:29:34,904 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:29:34,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:29:34,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:29:34,910 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:29:34" (1/1) ... [2021-11-23 00:29:34,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:29:34,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:29:34,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:29:34,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b752a681-5453-4c85-933f-327ce3abe98d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:29:35,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:29:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:29:35,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:29:35,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:29:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:29:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:29:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:29:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:29:35,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:29:35,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:29:35,101 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:29:35,102 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:29:35,554 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:29:35,637 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:29:35,637 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-11-23 00:29:35,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:29:35 BoogieIcfgContainer [2021-11-23 00:29:35,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:29:35,641 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:29:35,641 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:29:35,663 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:29:35,663 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:29:35" (1/1) ... [2021-11-23 00:29:35,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:29:35,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:35,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 108 states and 126 transitions. [2021-11-23 00:29:35,751 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 126 transitions. [2021-11-23 00:29:35,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 00:29:35,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:35,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:35,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:35,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:35,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 107 states and 125 transitions. [2021-11-23 00:29:35,984 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 125 transitions. [2021-11-23 00:29:35,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 00:29:35,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:35,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 106 states and 124 transitions. [2021-11-23 00:29:36,181 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 124 transitions. [2021-11-23 00:29:36,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:29:36,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 105 states and 123 transitions. [2021-11-23 00:29:36,245 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2021-11-23 00:29:36,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:29:36,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 104 states and 122 transitions. [2021-11-23 00:29:36,323 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2021-11-23 00:29:36,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:29:36,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 104 states and 120 transitions. [2021-11-23 00:29:36,390 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2021-11-23 00:29:36,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:29:36,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 103 states and 119 transitions. [2021-11-23 00:29:36,524 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 119 transitions. [2021-11-23 00:29:36,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:29:36,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 106 states and 124 transitions. [2021-11-23 00:29:36,771 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 124 transitions. [2021-11-23 00:29:36,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:29:36,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:36,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 132 transitions. [2021-11-23 00:29:36,948 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 132 transitions. [2021-11-23 00:29:36,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:29:36,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:37,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:37,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 114 states and 140 transitions. [2021-11-23 00:29:37,151 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 140 transitions. [2021-11-23 00:29:37,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:29:37,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:37,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:37,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:37,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 113 states and 139 transitions. [2021-11-23 00:29:37,220 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 139 transitions. [2021-11-23 00:29:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:29:37,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:37,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:37,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:37,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 114 states and 141 transitions. [2021-11-23 00:29:37,512 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 141 transitions. [2021-11-23 00:29:37,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:29:37,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:37,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:37,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 116 states and 145 transitions. [2021-11-23 00:29:37,943 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 145 transitions. [2021-11-23 00:29:37,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:29:37,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:37,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:38,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 118 states and 149 transitions. [2021-11-23 00:29:38,584 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 149 transitions. [2021-11-23 00:29:38,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:29:38,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:38,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 117 states and 148 transitions. [2021-11-23 00:29:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 148 transitions. [2021-11-23 00:29:38,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:29:38,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:38,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 104 states and 126 transitions. [2021-11-23 00:29:38,684 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 126 transitions. [2021-11-23 00:29:38,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:29:38,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:38,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 104 states and 124 transitions. [2021-11-23 00:29:38,703 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 124 transitions. [2021-11-23 00:29:38,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:29:38,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:39,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 110 states and 134 transitions. [2021-11-23 00:29:39,463 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 134 transitions. [2021-11-23 00:29:39,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:29:39,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:39,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 132 transitions. [2021-11-23 00:29:39,481 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 132 transitions. [2021-11-23 00:29:39,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:29:39,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:39,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 111 states and 132 transitions. [2021-11-23 00:29:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 132 transitions. [2021-11-23 00:29:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:29:39,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:39,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 113 states and 135 transitions. [2021-11-23 00:29:39,714 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 135 transitions. [2021-11-23 00:29:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:29:39,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 117 states and 140 transitions. [2021-11-23 00:29:39,850 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 140 transitions. [2021-11-23 00:29:39,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:29:39,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:39,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 119 states and 143 transitions. [2021-11-23 00:29:39,891 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 143 transitions. [2021-11-23 00:29:39,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:29:39,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:40,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 122 states and 150 transitions. [2021-11-23 00:29:40,119 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 150 transitions. [2021-11-23 00:29:40,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:29:40,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:40,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 121 states and 149 transitions. [2021-11-23 00:29:40,146 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 149 transitions. [2021-11-23 00:29:40,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:29:40,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:40,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 122 states and 151 transitions. [2021-11-23 00:29:40,185 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 151 transitions. [2021-11-23 00:29:40,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:29:40,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:41,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:41,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 127 states and 160 transitions. [2021-11-23 00:29:41,633 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 160 transitions. [2021-11-23 00:29:41,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:29:41,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:41,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:41,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:42,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:42,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 133 states and 171 transitions. [2021-11-23 00:29:42,808 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 171 transitions. [2021-11-23 00:29:42,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:29:42,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:42,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:42,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:43,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:45,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:45,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 141 states and 184 transitions. [2021-11-23 00:29:45,058 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 184 transitions. [2021-11-23 00:29:45,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:29:45,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:45,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:45,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:45,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:45,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:45,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 140 states and 183 transitions. [2021-11-23 00:29:45,103 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 183 transitions. [2021-11-23 00:29:45,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:29:45,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:45,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:45,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:45,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:45,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:45,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 139 states and 182 transitions. [2021-11-23 00:29:45,126 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 182 transitions. [2021-11-23 00:29:45,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:29:45,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:45,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:45,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:45,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:45,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 142 states and 186 transitions. [2021-11-23 00:29:45,241 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 186 transitions. [2021-11-23 00:29:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:29:45,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:45,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:45,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:45,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:45,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 143 states and 188 transitions. [2021-11-23 00:29:45,287 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 188 transitions. [2021-11-23 00:29:45,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:29:45,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:45,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:45,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:45,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:45,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:45,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 142 states and 187 transitions. [2021-11-23 00:29:45,329 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 187 transitions. [2021-11-23 00:29:45,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:29:45,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:45,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:45,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:45,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:46,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:46,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 148 states and 192 transitions. [2021-11-23 00:29:46,397 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 192 transitions. [2021-11-23 00:29:46,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:29:46,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:46,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:46,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:46,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:46,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 149 states and 194 transitions. [2021-11-23 00:29:46,433 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 194 transitions. [2021-11-23 00:29:46,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:29:46,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:46,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:46,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:46,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:46,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:46,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 151 states and 198 transitions. [2021-11-23 00:29:46,892 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 198 transitions. [2021-11-23 00:29:46,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:29:46,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:46,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:46,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:47,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:47,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:47,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 153 states and 202 transitions. [2021-11-23 00:29:47,427 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 202 transitions. [2021-11-23 00:29:47,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:29:47,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:47,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:47,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:47,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:29:48,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:48,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 157 states and 207 transitions. [2021-11-23 00:29:48,471 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 207 transitions. [2021-11-23 00:29:48,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:29:48,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:48,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:48,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:29:49,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:49,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 161 states and 213 transitions. [2021-11-23 00:29:49,466 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 213 transitions. [2021-11-23 00:29:49,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:29:49,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:49,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:49,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:49,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 160 states and 212 transitions. [2021-11-23 00:29:49,497 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 212 transitions. [2021-11-23 00:29:49,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:29:49,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:49,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:49,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:49,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 161 states and 213 transitions. [2021-11-23 00:29:49,546 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 213 transitions. [2021-11-23 00:29:49,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:29:49,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:49,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:51,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:51,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 163 states and 215 transitions. [2021-11-23 00:29:51,190 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 215 transitions. [2021-11-23 00:29:51,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:51,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:51,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:51,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:51,849 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:55,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:55,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 173 states and 233 transitions. [2021-11-23 00:29:55,108 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 233 transitions. [2021-11-23 00:29:55,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:29:55,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:55,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:55,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:55,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:59,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 183 states and 251 transitions. [2021-11-23 00:29:59,318 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 251 transitions. [2021-11-23 00:29:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:29:59,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:59,350 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:30:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:00,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 178 states and 244 transitions. [2021-11-23 00:30:00,198 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 244 transitions. [2021-11-23 00:30:00,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:30:00,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:00,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 171 states and 234 transitions. [2021-11-23 00:30:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 234 transitions. [2021-11-23 00:30:01,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:30:01,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:01,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:01,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:04,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:04,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 185 states and 258 transitions. [2021-11-23 00:30:04,817 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 258 transitions. [2021-11-23 00:30:04,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:30:04,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:04,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:04,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:04,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:05,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 190 states and 268 transitions. [2021-11-23 00:30:05,488 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 268 transitions. [2021-11-23 00:30:05,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:30:05,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:05,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:05,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:07,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:07,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 195 states and 278 transitions. [2021-11-23 00:30:07,253 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 278 transitions. [2021-11-23 00:30:07,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:30:07,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:07,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:07,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:07,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:07,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:07,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 194 states and 277 transitions. [2021-11-23 00:30:07,336 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 277 transitions. [2021-11-23 00:30:07,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:30:07,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:07,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:07,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:07,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 195 states and 281 transitions. [2021-11-23 00:30:07,403 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 281 transitions. [2021-11-23 00:30:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:30:07,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:07,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:07,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:09,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:09,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 203 states and 291 transitions. [2021-11-23 00:30:09,599 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 291 transitions. [2021-11-23 00:30:09,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:30:09,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:09,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:09,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:30:12,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:12,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 208 states and 296 transitions. [2021-11-23 00:30:12,173 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 296 transitions. [2021-11-23 00:30:12,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:30:12,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:12,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:12,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:12,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:14,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:14,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 216 states and 309 transitions. [2021-11-23 00:30:14,966 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 309 transitions. [2021-11-23 00:30:14,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:30:14,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:14,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:14,991 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:30:16,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:16,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 206 states and 294 transitions. [2021-11-23 00:30:16,341 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 294 transitions. [2021-11-23 00:30:16,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:30:16,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:16,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:16,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:20,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 212 states and 308 transitions. [2021-11-23 00:30:20,238 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 308 transitions. [2021-11-23 00:30:20,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:30:20,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:20,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:20,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:23,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 218 states and 325 transitions. [2021-11-23 00:30:23,353 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 325 transitions. [2021-11-23 00:30:23,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:30:23,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:23,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:24,597 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:32,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:32,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 228 states and 344 transitions. [2021-11-23 00:30:32,145 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 344 transitions. [2021-11-23 00:30:32,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:30:32,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:32,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:32,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:32,897 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:37,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:37,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 233 states and 355 transitions. [2021-11-23 00:30:37,569 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 355 transitions. [2021-11-23 00:30:37,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:37,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:37,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:37,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:37,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:38,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:38,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 235 states and 361 transitions. [2021-11-23 00:30:38,693 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 361 transitions. [2021-11-23 00:30:38,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:38,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:38,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:39,300 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:44,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:44,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 245 states and 387 transitions. [2021-11-23 00:30:44,145 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 387 transitions. [2021-11-23 00:30:44,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:44,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:44,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:44,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:48,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:48,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 254 states and 402 transitions. [2021-11-23 00:30:48,540 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 402 transitions. [2021-11-23 00:30:48,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:48,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:48,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:50,112 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:53,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:53,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 258 states and 415 transitions. [2021-11-23 00:30:53,728 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 415 transitions. [2021-11-23 00:30:53,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:30:53,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:53,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:53,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:54,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:00,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 267 states and 434 transitions. [2021-11-23 00:31:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 434 transitions. [2021-11-23 00:31:00,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:31:00,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:00,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:02,052 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:05,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:05,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 269 states and 437 transitions. [2021-11-23 00:31:05,387 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 437 transitions. [2021-11-23 00:31:05,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:31:05,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:05,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:05,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,183 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:08,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:08,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 273 states and 443 transitions. [2021-11-23 00:31:08,316 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 443 transitions. [2021-11-23 00:31:08,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:31:08,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:08,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:09,129 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:12,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:12,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 280 states and 455 transitions. [2021-11-23 00:31:12,079 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 455 transitions. [2021-11-23 00:31:12,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:31:12,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:12,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:12,755 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:16,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:16,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 287 states and 466 transitions. [2021-11-23 00:31:16,019 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 466 transitions. [2021-11-23 00:31:16,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:31:16,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:16,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:16,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:16,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:19,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:19,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 289 states and 469 transitions. [2021-11-23 00:31:19,531 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 469 transitions. [2021-11-23 00:31:19,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:31:19,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:19,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:19,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:22,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 291 states and 473 transitions. [2021-11-23 00:31:22,513 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 473 transitions. [2021-11-23 00:31:22,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:22,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,521 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:33,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:33,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 301 states and 504 transitions. [2021-11-23 00:31:33,298 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 504 transitions. [2021-11-23 00:31:33,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:33,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:33,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:33,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:33,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 300 states and 503 transitions. [2021-11-23 00:31:33,331 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 503 transitions. [2021-11-23 00:31:33,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:33,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:33,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:33,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:33,783 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:34,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 302 states and 506 transitions. [2021-11-23 00:31:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 506 transitions. [2021-11-23 00:31:34,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:34,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:34,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:34,418 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:37,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:37,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 306 states and 515 transitions. [2021-11-23 00:31:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 515 transitions. [2021-11-23 00:31:37,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:37,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:37,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:38,030 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:31:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:38,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 308 states and 525 transitions. [2021-11-23 00:31:38,758 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 525 transitions. [2021-11-23 00:31:38,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:31:38,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:38,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:38,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:38,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:38,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 308 states and 523 transitions. [2021-11-23 00:31:38,788 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 523 transitions. [2021-11-23 00:31:38,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:31:38,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:38,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:38,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:39,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:39,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:39,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 309 states and 524 transitions. [2021-11-23 00:31:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 524 transitions. [2021-11-23 00:31:39,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:31:39,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:39,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:40,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:47,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:47,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 318 states and 548 transitions. [2021-11-23 00:31:47,745 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 548 transitions. [2021-11-23 00:31:47,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:31:47,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:47,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:50,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:58,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:58,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 324 states and 561 transitions. [2021-11-23 00:31:58,653 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 561 transitions. [2021-11-23 00:31:58,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:31:58,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:58,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:58,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:59,300 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:02,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:02,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 327 states and 568 transitions. [2021-11-23 00:32:02,167 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 568 transitions. [2021-11-23 00:32:02,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:02,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:02,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:02,461 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:03,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:03,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 328 states and 572 transitions. [2021-11-23 00:32:03,177 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 572 transitions. [2021-11-23 00:32:03,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:03,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:03,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:03,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:03,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 328 states and 571 transitions. [2021-11-23 00:32:03,952 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 571 transitions. [2021-11-23 00:32:03,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:03,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:03,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:03,973 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:04,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:04,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 329 states and 571 transitions. [2021-11-23 00:32:04,633 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 571 transitions. [2021-11-23 00:32:04,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:04,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:04,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:04,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:04,655 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:05,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:05,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 330 states and 572 transitions. [2021-11-23 00:32:05,443 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 572 transitions. [2021-11-23 00:32:05,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:05,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:05,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:05,752 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:08,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 334 states and 579 transitions. [2021-11-23 00:32:08,437 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 579 transitions. [2021-11-23 00:32:08,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:08,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:08,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:10,256 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:16,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:16,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 342 states and 593 transitions. [2021-11-23 00:32:16,177 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 593 transitions. [2021-11-23 00:32:16,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:16,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:16,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:16,830 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:18,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:18,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 347 states and 599 transitions. [2021-11-23 00:32:18,496 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 599 transitions. [2021-11-23 00:32:18,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:18,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:18,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:21,903 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:26,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:26,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 348 states and 605 transitions. [2021-11-23 00:32:26,139 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 605 transitions. [2021-11-23 00:32:26,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:26,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:26,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:26,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:26,913 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:28,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:28,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 353 states and 610 transitions. [2021-11-23 00:32:28,332 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 610 transitions. [2021-11-23 00:32:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:32:28,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:28,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:28,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:32,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:36,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:36,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 353 states and 609 transitions. [2021-11-23 00:32:36,860 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 609 transitions. [2021-11-23 00:32:36,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:32:36,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:36,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:36,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:36,892 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:32:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 353 states and 608 transitions. [2021-11-23 00:32:38,139 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 608 transitions. [2021-11-23 00:32:38,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:32:38,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:38,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:38,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:38,184 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:32:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 357 states and 623 transitions. [2021-11-23 00:32:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 623 transitions. [2021-11-23 00:32:41,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:32:41,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:41,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:41,265 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:32:42,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:42,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 357 states and 622 transitions. [2021-11-23 00:32:42,230 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 622 transitions. [2021-11-23 00:32:42,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:32:42,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:42,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:42,545 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:45,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 360 states and 628 transitions. [2021-11-23 00:32:45,775 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 628 transitions. [2021-11-23 00:32:45,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:32:45,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,271 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:08,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 370 states and 651 transitions. [2021-11-23 00:33:08,380 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 651 transitions. [2021-11-23 00:33:08,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:33:08,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:14,242 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:29,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:29,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 380 states and 671 transitions. [2021-11-23 00:33:29,695 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 671 transitions. [2021-11-23 00:33:29,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:33:29,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:29,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:29,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:31,346 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:40,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:40,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 387 states and 690 transitions. [2021-11-23 00:33:40,052 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 690 transitions. [2021-11-23 00:33:40,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:33:40,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:40,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:40,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:41,552 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:49,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:49,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 394 states and 704 transitions. [2021-11-23 00:33:49,750 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 704 transitions. [2021-11-23 00:33:49,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:33:49,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:49,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:49,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:50,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:54,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 398 states and 709 transitions. [2021-11-23 00:33:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 709 transitions. [2021-11-23 00:33:54,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:33:54,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:54,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:54,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:55,912 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:07,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 407 states and 736 transitions. [2021-11-23 00:34:07,148 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 736 transitions. [2021-11-23 00:34:07,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:07,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:12,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:12,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 408 states and 740 transitions. [2021-11-23 00:34:12,844 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 740 transitions. [2021-11-23 00:34:12,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:12,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:12,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:12,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,151 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:17,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:17,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 411 states and 743 transitions. [2021-11-23 00:34:17,127 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 743 transitions. [2021-11-23 00:34:17,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:17,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:17,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:19,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:19,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 412 states and 747 transitions. [2021-11-23 00:34:19,162 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 747 transitions. [2021-11-23 00:34:19,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:19,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:19,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:19,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 412 states and 746 transitions. [2021-11-23 00:34:23,260 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 746 transitions. [2021-11-23 00:34:23,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:23,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:23,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:27,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:27,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 416 states and 752 transitions. [2021-11-23 00:34:27,669 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 752 transitions. [2021-11-23 00:34:27,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:27,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:27,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:27,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:29,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 417 states and 753 transitions. [2021-11-23 00:34:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 753 transitions. [2021-11-23 00:34:29,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:29,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:29,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:29,221 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:30,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:30,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 418 states and 753 transitions. [2021-11-23 00:34:30,611 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 753 transitions. [2021-11-23 00:34:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:30,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:30,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:30,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:30,642 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:33,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:33,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 418 states and 751 transitions. [2021-11-23 00:34:33,569 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 751 transitions. [2021-11-23 00:34:33,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:33,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:33,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:33,820 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:36,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:36,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 421 states and 754 transitions. [2021-11-23 00:34:36,978 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 754 transitions. [2021-11-23 00:34:36,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:34:36,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:36,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:41,017 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:00,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:00,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 433 states and 780 transitions. [2021-11-23 00:35:00,473 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 780 transitions. [2021-11-23 00:35:00,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:35:00,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:00,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:00,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:04,834 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:14,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 437 states and 788 transitions. [2021-11-23 00:35:14,154 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 788 transitions. [2021-11-23 00:35:14,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:35:14,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:14,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:35:20,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:20,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 444 states and 802 transitions. [2021-11-23 00:35:20,418 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 802 transitions. [2021-11-23 00:35:20,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:35:20,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:20,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:20,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:22,032 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:28,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:28,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 430 states and 770 transitions. [2021-11-23 00:35:28,943 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 770 transitions. [2021-11-23 00:35:28,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:35:28,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:28,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:28,981 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:35:35,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:35,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 437 states and 783 transitions. [2021-11-23 00:35:35,397 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 783 transitions. [2021-11-23 00:35:35,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:35:35,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:35,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:35,419 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:35:37,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:37,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 438 states and 787 transitions. [2021-11-23 00:35:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 787 transitions. [2021-11-23 00:35:37,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:35:37,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:37,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,361 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:04,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:04,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 450 states and 809 transitions. [2021-11-23 00:36:04,122 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 809 transitions. [2021-11-23 00:36:04,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:36:04,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:04,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:06,730 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:18,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:18,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 443 states and 796 transitions. [2021-11-23 00:36:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 796 transitions. [2021-11-23 00:36:18,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:36:18,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:18,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:18,472 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:36:20,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 444 states and 799 transitions. [2021-11-23 00:36:20,274 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 799 transitions. [2021-11-23 00:36:20,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:36:20,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:20,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:36:21,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:21,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 447 states and 805 transitions. [2021-11-23 00:36:21,682 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 805 transitions. [2021-11-23 00:36:21,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:36:21,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:21,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:22,201 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:36:25,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:25,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 450 states and 811 transitions. [2021-11-23 00:36:25,763 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 811 transitions. [2021-11-23 00:36:25,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:36:25,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:25,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:25,783 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:36:27,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:27,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 449 states and 809 transitions. [2021-11-23 00:36:27,219 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 809 transitions. [2021-11-23 00:36:27,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:36:27,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:27,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:27,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:36:42,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:42,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 462 states and 830 transitions. [2021-11-23 00:36:42,364 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 830 transitions. [2021-11-23 00:36:42,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:36:42,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:42,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:45,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:54,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:54,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 464 states and 835 transitions. [2021-11-23 00:36:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 835 transitions. [2021-11-23 00:36:54,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:36:54,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:54,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:54,779 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:37:10,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:10,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 477 states and 856 transitions. [2021-11-23 00:37:10,756 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 856 transitions. [2021-11-23 00:37:10,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:37:10,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:10,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:10,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:11,432 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:19,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:19,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 481 states and 865 transitions. [2021-11-23 00:37:19,118 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 865 transitions. [2021-11-23 00:37:19,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:37:19,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:19,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:28,626 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:12,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:12,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 497 states and 915 transitions. [2021-11-23 00:38:12,693 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 915 transitions. [2021-11-23 00:38:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:38:12,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:12,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:13,906 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:22,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 501 states and 935 transitions. [2021-11-23 00:38:22,462 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 935 transitions. [2021-11-23 00:38:22,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:38:22,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:22,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:22,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:23,657 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:29,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:29,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 505 states and 944 transitions. [2021-11-23 00:38:29,691 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 944 transitions. [2021-11-23 00:38:29,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:38:29,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:29,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:29,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:30,951 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:32,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:32,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 506 states and 946 transitions. [2021-11-23 00:38:32,843 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 946 transitions. [2021-11-23 00:38:32,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:38:32,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:32,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,544 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:39,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 509 states and 955 transitions. [2021-11-23 00:38:39,378 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 955 transitions. [2021-11-23 00:38:39,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:38:39,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,428 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:38:41,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:41,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 510 states and 957 transitions. [2021-11-23 00:38:41,292 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 957 transitions. [2021-11-23 00:38:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:38:41,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:41,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:41,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:38:59,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:59,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 523 states and 976 transitions. [2021-11-23 00:38:59,249 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 976 transitions. [2021-11-23 00:38:59,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:38:59,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:59,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:59,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:59,267 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:38:59,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:59,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 524 states and 978 transitions. [2021-11-23 00:38:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 978 transitions. [2021-11-23 00:38:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:38:59,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:59,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:59,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:01,239 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:39:07,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:07,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 529 states and 996 transitions. [2021-11-23 00:39:07,506 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 996 transitions. [2021-11-23 00:39:07,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:39:07,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:07,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:09,919 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:39:22,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:22,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 533 states and 1007 transitions. [2021-11-23 00:39:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1007 transitions. [2021-11-23 00:39:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:39:22,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:22,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:39:26,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:26,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 534 states and 1007 transitions. [2021-11-23 00:39:26,513 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1007 transitions. [2021-11-23 00:39:26,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:39:26,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:26,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:39:31,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:31,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 536 states and 1010 transitions. [2021-11-23 00:39:31,537 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1010 transitions. [2021-11-23 00:39:31,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:39:31,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:31,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,663 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:05,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:05,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 538 states and 1012 transitions. [2021-11-23 00:40:05,093 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1012 transitions. [2021-11-23 00:40:05,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:40:05,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:05,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:05,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:05,117 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:40:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 539 states and 1014 transitions. [2021-11-23 00:40:07,241 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1014 transitions. [2021-11-23 00:40:07,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:40:07,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:07,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:10,642 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:27,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:27,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 534 states and 1009 transitions. [2021-11-23 00:40:27,089 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1009 transitions. [2021-11-23 00:40:27,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:40:27,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:27,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:27,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:34,518 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:52,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:52,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 541 states and 1023 transitions. [2021-11-23 00:40:52,670 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1023 transitions. [2021-11-23 00:40:52,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:40:52,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:52,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:59,516 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 9 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.