./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/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_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e24bd519e399f32156660fefc51fd1b02b2c031e37c95979564c3255468cf52f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:15:32,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:15:32,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:15:32,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:15:32,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:15:32,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:15:32,802 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:15:32,807 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:15:32,810 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:15:32,815 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:15:32,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:15:32,819 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:15:32,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:15:32,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:15:32,824 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:15:32,829 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:15:32,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:15:32,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:15:32,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:15:32,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:15:32,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:15:32,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:15:32,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:15:32,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:15:32,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:15:32,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:15:32,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:15:32,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:15:32,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:15:32,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:15:32,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:15:32,871 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:15:32,873 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:15:32,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:15:32,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:15:32,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:15:32,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:15:32,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:15:32,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:15:32,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:15:32,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:15:32,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:15:32,927 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:15:32,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:15:32,928 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:15:32,928 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:15:32,929 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:15:32,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:15:32,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:15:32,930 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:15:32,931 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:15:32,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:15:32,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:15:32,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:15:32,932 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:15:32,932 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:15:32,932 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:15:32,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:15:32,933 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:15:32,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:15:32,934 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:15:32,934 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:15:32,934 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:15:32,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:15:32,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:15:32,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:15:32,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:15:32,936 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:15:32,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:15:32,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:15:32,937 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_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e24bd519e399f32156660fefc51fd1b02b2c031e37c95979564c3255468cf52f [2021-11-22 23:15:33,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:15:33,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:15:33,207 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:15:33,209 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:15:33,210 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:15:33,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2021-11-22 23:15:33,278 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/data/bcdadb534/baf186e2e435435b85fb78671ef3bef3/FLAG5bff6eceb [2021-11-22 23:15:34,098 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:15:34,099 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/sv-benchmarks/c/eca-rers2012/Problem04_label18.c [2021-11-22 23:15:34,126 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/data/bcdadb534/baf186e2e435435b85fb78671ef3bef3/FLAG5bff6eceb [2021-11-22 23:15:34,622 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/data/bcdadb534/baf186e2e435435b85fb78671ef3bef3 [2021-11-22 23:15:34,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:15:34,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:15:34,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:15:34,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:15:34,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:15:34,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:15:34" (1/1) ... [2021-11-22 23:15:34,633 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@667b23ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:34, skipping insertion in model container [2021-11-22 23:15:34,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:15:34" (1/1) ... [2021-11-22 23:15:34,640 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:15:34,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:15:36,179 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_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/sv-benchmarks/c/eca-rers2012/Problem04_label18.c[179236,179249] [2021-11-22 23:15:36,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:15:36,215 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:15:37,059 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_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/sv-benchmarks/c/eca-rers2012/Problem04_label18.c[179236,179249] [2021-11-22 23:15:37,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:15:37,102 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:15:37,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37 WrapperNode [2021-11-22 23:15:37,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:15:37,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:15:37,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:15:37,106 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:15:37,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,179 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,398 INFO L137 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5572 [2021-11-22 23:15:37,399 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:15:37,400 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:15:37,400 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:15:37,400 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:15:37,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,438 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,522 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,570 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:15:37,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:15:37,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:15:37,595 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:15:37,596 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:15:37" (1/1) ... [2021-11-22 23:15:37,603 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:15:37,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:15:37,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:15:37,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1d5dddb-fb21-4b1d-9a03-dc5c933ef065/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:15:37,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:15:37,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:15:37,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:15:37,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:15:37,839 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:15:37,841 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:15:42,050 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:15:42,581 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:15:42,581 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-22 23:15:42,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:15:42 BoogieIcfgContainer [2021-11-22 23:15:42,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:15:42,588 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:15:42,588 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:15:42,601 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:15:42,601 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:15:42" (1/1) ... [2021-11-22 23:15:42,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:15:42,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:42,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2021-11-22 23:15:42,710 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2021-11-22 23:15:42,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2021-11-22 23:15:42,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:42,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:43,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:50,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:50,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2233 states to 1482 states and 2233 transitions. [2021-11-22 23:15:50,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 2233 transitions. [2021-11-22 23:15:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2021-11-22 23:15:50,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:50,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:00,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:00,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2168 states and 2926 transitions. [2021-11-22 23:16:00,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 2926 transitions. [2021-11-22 23:16:00,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2021-11-22 23:16:00,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:00,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:00,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:00,793 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:07,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:07,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 2922 states and 3790 transitions. [2021-11-22 23:16:07,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2922 states and 3790 transitions. [2021-11-22 23:16:07,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2021-11-22 23:16:07,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:07,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:07,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:08,043 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:08,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 2926 states and 3796 transitions. [2021-11-22 23:16:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 3796 transitions. [2021-11-22 23:16:08,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 784 [2021-11-22 23:16:08,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:08,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:08,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:09,684 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-22 23:16:13,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4550 states to 3679 states and 4550 transitions. [2021-11-22 23:16:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3679 states and 4550 transitions. [2021-11-22 23:16:13,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2021-11-22 23:16:13,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:13,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:13,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:15,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:15,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4581 states to 3706 states and 4581 transitions. [2021-11-22 23:16:15,517 INFO L276 IsEmpty]: Start isEmpty. Operand 3706 states and 4581 transitions. [2021-11-22 23:16:15,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 821 [2021-11-22 23:16:15,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:15,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:15,799 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-22 23:16:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:16,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4600 states to 3722 states and 4600 transitions. [2021-11-22 23:16:16,497 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 4600 transitions. [2021-11-22 23:16:16,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 822 [2021-11-22 23:16:16,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:16,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:16,758 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:16:17,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:17,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4622 states to 3739 states and 4622 transitions. [2021-11-22 23:16:17,600 INFO L276 IsEmpty]: Start isEmpty. Operand 3739 states and 4622 transitions. [2021-11-22 23:16:17,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 829 [2021-11-22 23:16:17,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:17,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:17,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:17,826 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:16:18,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:18,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4631 states to 3747 states and 4631 transitions. [2021-11-22 23:16:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 3747 states and 4631 transitions. [2021-11-22 23:16:18,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2021-11-22 23:16:18,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:18,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:18,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:18,532 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:19,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:19,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4695 states to 3805 states and 4695 transitions. [2021-11-22 23:16:19,864 INFO L276 IsEmpty]: Start isEmpty. Operand 3805 states and 4695 transitions. [2021-11-22 23:16:19,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 844 [2021-11-22 23:16:19,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:19,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:20,109 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:16:21,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4740 states to 3844 states and 4740 transitions. [2021-11-22 23:16:21,491 INFO L276 IsEmpty]: Start isEmpty. Operand 3844 states and 4740 transitions. [2021-11-22 23:16:21,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 847 [2021-11-22 23:16:21,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:21,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:21,797 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:23,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4809 states to 3896 states and 4809 transitions. [2021-11-22 23:16:23,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3896 states and 4809 transitions. [2021-11-22 23:16:23,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 849 [2021-11-22 23:16:23,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:23,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:23,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:23,807 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:16:24,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:24,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4831 states to 3916 states and 4831 transitions. [2021-11-22 23:16:24,366 INFO L276 IsEmpty]: Start isEmpty. Operand 3916 states and 4831 transitions. [2021-11-22 23:16:24,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 852 [2021-11-22 23:16:24,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:24,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:24,696 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:25,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4911 states to 3986 states and 4911 transitions. [2021-11-22 23:16:25,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 4911 transitions. [2021-11-22 23:16:25,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 854 [2021-11-22 23:16:25,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:25,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:26,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:26,200 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:27,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:27,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4965 states to 4035 states and 4965 transitions. [2021-11-22 23:16:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 4965 transitions. [2021-11-22 23:16:27,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 886 [2021-11-22 23:16:27,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:27,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:27,350 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:16:27,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:27,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4973 states to 4042 states and 4973 transitions. [2021-11-22 23:16:27,657 INFO L276 IsEmpty]: Start isEmpty. Operand 4042 states and 4973 transitions. [2021-11-22 23:16:27,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 890 [2021-11-22 23:16:27,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:27,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:27,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:16:28,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:28,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4979 states to 4046 states and 4979 transitions. [2021-11-22 23:16:28,110 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 4979 transitions. [2021-11-22 23:16:28,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 892 [2021-11-22 23:16:28,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:28,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:28,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:16:31,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:31,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5917 states to 4800 states and 5917 transitions. [2021-11-22 23:16:31,980 INFO L276 IsEmpty]: Start isEmpty. Operand 4800 states and 5917 transitions. [2021-11-22 23:16:31,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 892 [2021-11-22 23:16:31,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:31,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:32,238 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:16:33,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:33,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5964 states to 4843 states and 5964 transitions. [2021-11-22 23:16:33,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4843 states and 5964 transitions. [2021-11-22 23:16:33,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 893 [2021-11-22 23:16:33,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:33,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:33,496 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:33,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:33,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5992 states to 4871 states and 5992 transitions. [2021-11-22 23:16:33,894 INFO L276 IsEmpty]: Start isEmpty. Operand 4871 states and 5992 transitions. [2021-11-22 23:16:33,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 908 [2021-11-22 23:16:33,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:33,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:33,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:34,149 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:16:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6010 states to 4889 states and 6010 transitions. [2021-11-22 23:16:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 4889 states and 6010 transitions. [2021-11-22 23:16:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 912 [2021-11-22 23:16:35,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:35,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:35,348 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:16:36,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6051 states to 4927 states and 6051 transitions. [2021-11-22 23:16:36,188 INFO L276 IsEmpty]: Start isEmpty. Operand 4927 states and 6051 transitions. [2021-11-22 23:16:36,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 924 [2021-11-22 23:16:36,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:36,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:36,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 188 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:38,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:38,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6095 states to 4970 states and 6095 transitions. [2021-11-22 23:16:38,967 INFO L276 IsEmpty]: Start isEmpty. Operand 4970 states and 6095 transitions. [2021-11-22 23:16:38,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 929 [2021-11-22 23:16:38,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:38,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:39,271 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:41,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:41,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6191 states to 5063 states and 6191 transitions. [2021-11-22 23:16:41,078 INFO L276 IsEmpty]: Start isEmpty. Operand 5063 states and 6191 transitions. [2021-11-22 23:16:41,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2021-11-22 23:16:41,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:41,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:41,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:41,349 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:42,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:42,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6207 states to 5077 states and 6207 transitions. [2021-11-22 23:16:42,337 INFO L276 IsEmpty]: Start isEmpty. Operand 5077 states and 6207 transitions. [2021-11-22 23:16:42,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 968 [2021-11-22 23:16:42,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:42,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:42,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:42,650 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2021-11-22 23:16:43,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:43,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6258 states to 5126 states and 6258 transitions. [2021-11-22 23:16:43,195 INFO L276 IsEmpty]: Start isEmpty. Operand 5126 states and 6258 transitions. [2021-11-22 23:16:43,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 969 [2021-11-22 23:16:43,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:43,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:43,427 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:16:45,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6321 states to 5183 states and 6321 transitions. [2021-11-22 23:16:45,937 INFO L276 IsEmpty]: Start isEmpty. Operand 5183 states and 6321 transitions. [2021-11-22 23:16:45,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 973 [2021-11-22 23:16:45,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:45,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:46,252 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 237 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:16:47,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:47,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6455 states to 5312 states and 6455 transitions. [2021-11-22 23:16:47,599 INFO L276 IsEmpty]: Start isEmpty. Operand 5312 states and 6455 transitions. [2021-11-22 23:16:47,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2021-11-22 23:16:47,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:47,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-22 23:16:48,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:48,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6525 states to 5376 states and 6525 transitions. [2021-11-22 23:16:48,469 INFO L276 IsEmpty]: Start isEmpty. Operand 5376 states and 6525 transitions. [2021-11-22 23:16:48,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 987 [2021-11-22 23:16:48,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:48,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:48,832 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:16:49,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:49,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6539 states to 5390 states and 6539 transitions. [2021-11-22 23:16:49,121 INFO L276 IsEmpty]: Start isEmpty. Operand 5390 states and 6539 transitions. [2021-11-22 23:16:49,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1000 [2021-11-22 23:16:49,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:49,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:49,426 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-22 23:16:50,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:50,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6665 states to 5509 states and 6665 transitions. [2021-11-22 23:16:50,864 INFO L276 IsEmpty]: Start isEmpty. Operand 5509 states and 6665 transitions. [2021-11-22 23:16:50,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1004 [2021-11-22 23:16:50,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:50,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:51,360 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:52,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6668 states to 5510 states and 6668 transitions. [2021-11-22 23:16:52,415 INFO L276 IsEmpty]: Start isEmpty. Operand 5510 states and 6668 transitions. [2021-11-22 23:16:52,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1005 [2021-11-22 23:16:52,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:52,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:52,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:52,702 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 268 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:55,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:55,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6768 states to 5590 states and 6768 transitions. [2021-11-22 23:16:55,176 INFO L276 IsEmpty]: Start isEmpty. Operand 5590 states and 6768 transitions. [2021-11-22 23:16:55,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2021-11-22 23:16:55,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:55,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:55,488 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 252 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:57,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6843 states to 5661 states and 6843 transitions. [2021-11-22 23:16:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 5661 states and 6843 transitions. [2021-11-22 23:16:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1011 [2021-11-22 23:16:57,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:57,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:16:59,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:59,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6896 states to 5711 states and 6896 transitions. [2021-11-22 23:16:59,817 INFO L276 IsEmpty]: Start isEmpty. Operand 5711 states and 6896 transitions. [2021-11-22 23:16:59,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1012 [2021-11-22 23:16:59,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:59,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:59,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 254 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:02,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:02,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 5749 states and 6937 transitions. [2021-11-22 23:17:02,412 INFO L276 IsEmpty]: Start isEmpty. Operand 5749 states and 6937 transitions. [2021-11-22 23:17:02,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1014 [2021-11-22 23:17:02,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:02,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:03,108 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 256 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:06,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:06,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7179 states to 5985 states and 7179 transitions. [2021-11-22 23:17:06,393 INFO L276 IsEmpty]: Start isEmpty. Operand 5985 states and 7179 transitions. [2021-11-22 23:17:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1020 [2021-11-22 23:17:06,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:06,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 262 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:07,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7186 states to 5991 states and 7186 transitions. [2021-11-22 23:17:07,151 INFO L276 IsEmpty]: Start isEmpty. Operand 5991 states and 7186 transitions. [2021-11-22 23:17:07,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1021 [2021-11-22 23:17:07,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:07,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:07,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:07,394 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 263 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:07,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:07,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7187 states to 5992 states and 7187 transitions. [2021-11-22 23:17:07,635 INFO L276 IsEmpty]: Start isEmpty. Operand 5992 states and 7187 transitions. [2021-11-22 23:17:07,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1028 [2021-11-22 23:17:07,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:07,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:07,973 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:08,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:08,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7206 states to 6008 states and 7206 transitions. [2021-11-22 23:17:08,910 INFO L276 IsEmpty]: Start isEmpty. Operand 6008 states and 7206 transitions. [2021-11-22 23:17:08,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1031 [2021-11-22 23:17:08,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:08,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:17:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:10,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7208 states to 6009 states and 7208 transitions. [2021-11-22 23:17:10,256 INFO L276 IsEmpty]: Start isEmpty. Operand 6009 states and 7208 transitions. [2021-11-22 23:17:10,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1031 [2021-11-22 23:17:10,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:10,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:10,861 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 294 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:13,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:13,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7350 states to 6141 states and 7350 transitions. [2021-11-22 23:17:13,504 INFO L276 IsEmpty]: Start isEmpty. Operand 6141 states and 7350 transitions. [2021-11-22 23:17:13,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1031 [2021-11-22 23:17:13,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:13,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:13,899 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 294 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:14,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:14,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7357 states to 6145 states and 7357 transitions. [2021-11-22 23:17:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 6145 states and 7357 transitions. [2021-11-22 23:17:14,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1037 [2021-11-22 23:17:14,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:14,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 279 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:15,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:15,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7374 states to 6161 states and 7374 transitions. [2021-11-22 23:17:15,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6161 states and 7374 transitions. [2021-11-22 23:17:15,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1039 [2021-11-22 23:17:15,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:15,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:16,221 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:18,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:18,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7536 states to 6317 states and 7536 transitions. [2021-11-22 23:17:18,972 INFO L276 IsEmpty]: Start isEmpty. Operand 6317 states and 7536 transitions. [2021-11-22 23:17:18,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1042 [2021-11-22 23:17:18,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:18,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:19,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:19,291 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-22 23:17:20,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:20,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7553 states to 6329 states and 7553 transitions. [2021-11-22 23:17:20,395 INFO L276 IsEmpty]: Start isEmpty. Operand 6329 states and 7553 transitions. [2021-11-22 23:17:20,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1042 [2021-11-22 23:17:20,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:20,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:20,683 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-22 23:17:21,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:21,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7562 states to 6333 states and 7562 transitions. [2021-11-22 23:17:21,463 INFO L276 IsEmpty]: Start isEmpty. Operand 6333 states and 7562 transitions. [2021-11-22 23:17:21,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1043 [2021-11-22 23:17:21,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:21,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:21,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:21,864 INFO L134 CoverageAnalysis]: Checked inductivity of 538 backedges. 348 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2021-11-22 23:17:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:22,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7679 states to 6446 states and 7679 transitions. [2021-11-22 23:17:22,820 INFO L276 IsEmpty]: Start isEmpty. Operand 6446 states and 7679 transitions. [2021-11-22 23:17:22,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1052 [2021-11-22 23:17:22,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:22,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:23,084 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:17:23,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:23,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7679 states to 6447 states and 7679 transitions. [2021-11-22 23:17:23,301 INFO L276 IsEmpty]: Start isEmpty. Operand 6447 states and 7679 transitions. [2021-11-22 23:17:23,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1052 [2021-11-22 23:17:23,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:23,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:23,579 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 357 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2021-11-22 23:17:24,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:24,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7805 states to 6569 states and 7805 transitions. [2021-11-22 23:17:24,805 INFO L276 IsEmpty]: Start isEmpty. Operand 6569 states and 7805 transitions. [2021-11-22 23:17:24,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1055 [2021-11-22 23:17:24,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:24,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:25,064 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-22 23:17:25,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:25,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7856 states to 6619 states and 7856 transitions. [2021-11-22 23:17:25,521 INFO L276 IsEmpty]: Start isEmpty. Operand 6619 states and 7856 transitions. [2021-11-22 23:17:25,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1055 [2021-11-22 23:17:25,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:25,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:26,341 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 363 proven. 45 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:17:28,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7894 states to 6644 states and 7894 transitions. [2021-11-22 23:17:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 6644 states and 7894 transitions. [2021-11-22 23:17:28,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1055 [2021-11-22 23:17:28,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:28,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:28,693 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 363 proven. 45 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:17:29,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:29,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7894 states to 6645 states and 7894 transitions. [2021-11-22 23:17:29,147 INFO L276 IsEmpty]: Start isEmpty. Operand 6645 states and 7894 transitions. [2021-11-22 23:17:29,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1056 [2021-11-22 23:17:29,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:29,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:29,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:29,427 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 298 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:32,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:32,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7925 states to 6673 states and 7925 transitions. [2021-11-22 23:17:32,116 INFO L276 IsEmpty]: Start isEmpty. Operand 6673 states and 7925 transitions. [2021-11-22 23:17:32,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1058 [2021-11-22 23:17:32,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:32,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:32,403 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 341 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:17:32,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:32,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7929 states to 6677 states and 7929 transitions. [2021-11-22 23:17:32,744 INFO L276 IsEmpty]: Start isEmpty. Operand 6677 states and 7929 transitions. [2021-11-22 23:17:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1058 [2021-11-22 23:17:32,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:32,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:32,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:34,604 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:44,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8671 states to 7413 states and 8671 transitions. [2021-11-22 23:17:44,626 INFO L276 IsEmpty]: Start isEmpty. Operand 7413 states and 8671 transitions. [2021-11-22 23:17:44,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1059 [2021-11-22 23:17:44,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:45,013 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 432 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:17:47,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:47,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8741 states to 7471 states and 8741 transitions. [2021-11-22 23:17:47,115 INFO L276 IsEmpty]: Start isEmpty. Operand 7471 states and 8741 transitions. [2021-11-22 23:17:47,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1062 [2021-11-22 23:17:47,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:47,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:47,418 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:49,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8812 states to 7529 states and 8812 transitions. [2021-11-22 23:17:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 7529 states and 8812 transitions. [2021-11-22 23:17:49,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1062 [2021-11-22 23:17:49,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:49,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:50,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:50,233 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 383 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:51,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:51,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8816 states to 7533 states and 8816 transitions. [2021-11-22 23:17:51,135 INFO L276 IsEmpty]: Start isEmpty. Operand 7533 states and 8816 transitions. [2021-11-22 23:17:51,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1062 [2021-11-22 23:17:51,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:51,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:51,414 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 304 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:52,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:52,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8821 states to 7537 states and 8821 transitions. [2021-11-22 23:17:52,260 INFO L276 IsEmpty]: Start isEmpty. Operand 7537 states and 8821 transitions. [2021-11-22 23:17:52,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1064 [2021-11-22 23:17:52,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:52,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:52,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:52,690 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 442 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:17:54,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:54,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8999 states to 7709 states and 8999 transitions. [2021-11-22 23:17:54,621 INFO L276 IsEmpty]: Start isEmpty. Operand 7709 states and 8999 transitions. [2021-11-22 23:17:54,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2021-11-22 23:17:54,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:54,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:54,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:54,911 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 309 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:17:55,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:55,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9004 states to 7714 states and 9004 transitions. [2021-11-22 23:17:55,425 INFO L276 IsEmpty]: Start isEmpty. Operand 7714 states and 9004 transitions. [2021-11-22 23:17:55,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1070 [2021-11-22 23:17:55,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:55,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:55,804 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:17:59,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:59,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9100 states to 7783 states and 9100 transitions. [2021-11-22 23:17:59,274 INFO L276 IsEmpty]: Start isEmpty. Operand 7783 states and 9100 transitions. [2021-11-22 23:17:59,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1070 [2021-11-22 23:17:59,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:59,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:59,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:18:01,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:01,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9130 states to 7805 states and 9130 transitions. [2021-11-22 23:18:01,197 INFO L276 IsEmpty]: Start isEmpty. Operand 7805 states and 9130 transitions. [2021-11-22 23:18:01,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1070 [2021-11-22 23:18:01,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:01,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:01,473 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 465 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:18:02,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9179 states to 7846 states and 9179 transitions. [2021-11-22 23:18:02,591 INFO L276 IsEmpty]: Start isEmpty. Operand 7846 states and 9179 transitions. [2021-11-22 23:18:02,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2021-11-22 23:18:02,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,022 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 357 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:09,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:09,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9332 states to 7977 states and 9332 transitions. [2021-11-22 23:18:09,157 INFO L276 IsEmpty]: Start isEmpty. Operand 7977 states and 9332 transitions. [2021-11-22 23:18:09,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2021-11-22 23:18:09,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:09,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:09,445 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 357 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:10,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9351 states to 7993 states and 9351 transitions. [2021-11-22 23:18:10,528 INFO L276 IsEmpty]: Start isEmpty. Operand 7993 states and 9351 transitions. [2021-11-22 23:18:10,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-22 23:18:10,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,858 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 417 proven. 37 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-22 23:18:11,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:11,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9372 states to 8012 states and 9372 transitions. [2021-11-22 23:18:11,941 INFO L276 IsEmpty]: Start isEmpty. Operand 8012 states and 9372 transitions. [2021-11-22 23:18:11,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-22 23:18:11,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:11,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:12,215 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 316 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:18:12,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:12,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9379 states to 8019 states and 9379 transitions. [2021-11-22 23:18:12,993 INFO L276 IsEmpty]: Start isEmpty. Operand 8019 states and 9379 transitions. [2021-11-22 23:18:13,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1075 [2021-11-22 23:18:13,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:13,265 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 480 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:18:14,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:14,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9411 states to 8046 states and 9411 transitions. [2021-11-22 23:18:14,775 INFO L276 IsEmpty]: Start isEmpty. Operand 8046 states and 9411 transitions. [2021-11-22 23:18:14,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2021-11-22 23:18:14,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:14,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:14,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:15,045 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9494 states to 8118 states and 9494 transitions. [2021-11-22 23:18:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 8118 states and 9494 transitions. [2021-11-22 23:18:18,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2021-11-22 23:18:18,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:18,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:18,882 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:18:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9525 states to 8144 states and 9525 transitions. [2021-11-22 23:18:20,276 INFO L276 IsEmpty]: Start isEmpty. Operand 8144 states and 9525 transitions. [2021-11-22 23:18:20,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2021-11-22 23:18:20,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:20,636 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 503 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:18:21,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:21,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9541 states to 8159 states and 9541 transitions. [2021-11-22 23:18:21,340 INFO L276 IsEmpty]: Start isEmpty. Operand 8159 states and 9541 transitions. [2021-11-22 23:18:21,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2021-11-22 23:18:21,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:21,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:21,647 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:18:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:22,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9570 states to 8183 states and 9570 transitions. [2021-11-22 23:18:22,523 INFO L276 IsEmpty]: Start isEmpty. Operand 8183 states and 9570 transitions. [2021-11-22 23:18:22,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2021-11-22 23:18:22,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:22,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,787 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:18:24,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9617 states to 8225 states and 9617 transitions. [2021-11-22 23:18:24,191 INFO L276 IsEmpty]: Start isEmpty. Operand 8225 states and 9617 transitions. [2021-11-22 23:18:24,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2021-11-22 23:18:24,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:24,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:24,449 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:18:24,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:24,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9632 states to 8237 states and 9632 transitions. [2021-11-22 23:18:24,990 INFO L276 IsEmpty]: Start isEmpty. Operand 8237 states and 9632 transitions. [2021-11-22 23:18:25,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2021-11-22 23:18:25,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,473 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:18:25,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9637 states to 8242 states and 9637 transitions. [2021-11-22 23:18:25,953 INFO L276 IsEmpty]: Start isEmpty. Operand 8242 states and 9637 transitions. [2021-11-22 23:18:25,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2021-11-22 23:18:25,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:26,214 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:18:26,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:26,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9651 states to 8254 states and 9651 transitions. [2021-11-22 23:18:26,901 INFO L276 IsEmpty]: Start isEmpty. Operand 8254 states and 9651 transitions. [2021-11-22 23:18:26,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2021-11-22 23:18:26,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:26,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:27,164 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:18:27,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:27,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9683 states to 8285 states and 9683 transitions. [2021-11-22 23:18:27,719 INFO L276 IsEmpty]: Start isEmpty. Operand 8285 states and 9683 transitions. [2021-11-22 23:18:27,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1078 [2021-11-22 23:18:27,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:27,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:27,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 320 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:18:28,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9688 states to 8289 states and 9688 transitions. [2021-11-22 23:18:28,569 INFO L276 IsEmpty]: Start isEmpty. Operand 8289 states and 9688 transitions. [2021-11-22 23:18:28,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1081 [2021-11-22 23:18:28,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:28,900 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 398 proven. 65 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:18:30,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:30,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9729 states to 8320 states and 9729 transitions. [2021-11-22 23:18:30,246 INFO L276 IsEmpty]: Start isEmpty. Operand 8320 states and 9729 transitions. [2021-11-22 23:18:30,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1081 [2021-11-22 23:18:30,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:30,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:30,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:30,566 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 398 proven. 65 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-22 23:18:31,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:31,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9743 states to 8332 states and 9743 transitions. [2021-11-22 23:18:31,258 INFO L276 IsEmpty]: Start isEmpty. Operand 8332 states and 9743 transitions. [2021-11-22 23:18:31,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2021-11-22 23:18:31,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:31,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:31,567 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-22 23:18:32,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9775 states to 8353 states and 9775 transitions. [2021-11-22 23:18:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 8353 states and 9775 transitions. [2021-11-22 23:18:32,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2021-11-22 23:18:32,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,206 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-22 23:18:33,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:33,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9775 states to 8354 states and 9775 transitions. [2021-11-22 23:18:33,730 INFO L276 IsEmpty]: Start isEmpty. Operand 8354 states and 9775 transitions. [2021-11-22 23:18:33,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2021-11-22 23:18:33,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:33,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,007 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 362 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-11-22 23:18:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:34,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9780 states to 8358 states and 9780 transitions. [2021-11-22 23:18:34,349 INFO L276 IsEmpty]: Start isEmpty. Operand 8358 states and 9780 transitions. [2021-11-22 23:18:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1089 [2021-11-22 23:18:34,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:34,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:18:35,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:35,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9821 states to 8393 states and 9821 transitions. [2021-11-22 23:18:35,797 INFO L276 IsEmpty]: Start isEmpty. Operand 8393 states and 9821 transitions. [2021-11-22 23:18:35,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1089 [2021-11-22 23:18:35,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:35,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:35,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:36,107 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:18:37,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:37,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9827 states to 8397 states and 9827 transitions. [2021-11-22 23:18:37,326 INFO L276 IsEmpty]: Start isEmpty. Operand 8397 states and 9827 transitions. [2021-11-22 23:18:37,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1089 [2021-11-22 23:18:37,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:37,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:37,618 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 403 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:18:38,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:38,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9860 states to 8420 states and 9860 transitions. [2021-11-22 23:18:38,627 INFO L276 IsEmpty]: Start isEmpty. Operand 8420 states and 9860 transitions. [2021-11-22 23:18:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1092 [2021-11-22 23:18:38,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:38,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:39,070 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 334 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:18:41,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9897 states to 8454 states and 9897 transitions. [2021-11-22 23:18:41,162 INFO L276 IsEmpty]: Start isEmpty. Operand 8454 states and 9897 transitions. [2021-11-22 23:18:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1096 [2021-11-22 23:18:41,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:41,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:44,133 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 299 proven. 78 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-22 23:19:02,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:02,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10732 states to 9274 states and 10732 transitions. [2021-11-22 23:19:02,947 INFO L276 IsEmpty]: Start isEmpty. Operand 9274 states and 10732 transitions. [2021-11-22 23:19:02,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1097 [2021-11-22 23:19:02,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:02,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-22 23:19:05,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10759 states to 9294 states and 10759 transitions. [2021-11-22 23:19:05,678 INFO L276 IsEmpty]: Start isEmpty. Operand 9294 states and 10759 transitions. [2021-11-22 23:19:05,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1098 [2021-11-22 23:19:05,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,164 INFO L134 CoverageAnalysis]: Checked inductivity of 727 backedges. 563 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:19:07,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10774 states to 9306 states and 10774 transitions. [2021-11-22 23:19:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 9306 states and 10774 transitions. [2021-11-22 23:19:07,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1098 [2021-11-22 23:19:07,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:07,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:07,975 INFO L134 CoverageAnalysis]: Checked inductivity of 727 backedges. 563 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-22 23:19:10,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:10,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10817 states to 9347 states and 10817 transitions. [2021-11-22 23:19:10,380 INFO L276 IsEmpty]: Start isEmpty. Operand 9347 states and 10817 transitions. [2021-11-22 23:19:10,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1100 [2021-11-22 23:19:10,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:10,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,644 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 422 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2021-11-22 23:19:11,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:11,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10852 states to 9382 states and 10852 transitions. [2021-11-22 23:19:11,202 INFO L276 IsEmpty]: Start isEmpty. Operand 9382 states and 10852 transitions. [2021-11-22 23:19:11,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1101 [2021-11-22 23:19:11,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:11,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:11,508 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 442 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2021-11-22 23:19:12,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10856 states to 9386 states and 10856 transitions. [2021-11-22 23:19:12,225 INFO L276 IsEmpty]: Start isEmpty. Operand 9386 states and 10856 transitions. [2021-11-22 23:19:12,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1101 [2021-11-22 23:19:12,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:12,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,884 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 418 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-22 23:19:32,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:32,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11484 states to 9985 states and 11484 transitions. [2021-11-22 23:19:32,160 INFO L276 IsEmpty]: Start isEmpty. Operand 9985 states and 11484 transitions. [2021-11-22 23:19:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1103 [2021-11-22 23:19:32,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:32,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:32,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,701 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 407 proven. 0 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2021-11-22 23:19:33,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:33,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11501 states to 9999 states and 11501 transitions. [2021-11-22 23:19:33,338 INFO L276 IsEmpty]: Start isEmpty. Operand 9999 states and 11501 transitions. [2021-11-22 23:19:33,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1104 [2021-11-22 23:19:33,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:33,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:33,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:33,619 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 367 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:36,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11531 states to 10026 states and 11531 transitions. [2021-11-22 23:19:36,199 INFO L276 IsEmpty]: Start isEmpty. Operand 10026 states and 11531 transitions. [2021-11-22 23:19:36,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1105 [2021-11-22 23:19:36,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:36,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:36,554 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:19:39,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11589 states to 10076 states and 11589 transitions. [2021-11-22 23:19:39,156 INFO L276 IsEmpty]: Start isEmpty. Operand 10076 states and 11589 transitions. [2021-11-22 23:19:39,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1105 [2021-11-22 23:19:39,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:39,453 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:19:39,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:39,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11614 states to 10101 states and 11614 transitions. [2021-11-22 23:19:39,923 INFO L276 IsEmpty]: Start isEmpty. Operand 10101 states and 11614 transitions. [2021-11-22 23:19:39,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1105 [2021-11-22 23:19:39,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:39,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:40,258 INFO L134 CoverageAnalysis]: Checked inductivity of 449 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:19:41,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11631 states to 10116 states and 11631 transitions. [2021-11-22 23:19:41,228 INFO L276 IsEmpty]: Start isEmpty. Operand 10116 states and 11631 transitions. [2021-11-22 23:19:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1108 [2021-11-22 23:19:41,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,556 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-22 23:19:42,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11685 states to 10169 states and 11685 transitions. [2021-11-22 23:19:42,128 INFO L276 IsEmpty]: Start isEmpty. Operand 10169 states and 11685 transitions. [2021-11-22 23:19:42,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1113 [2021-11-22 23:19:42,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:42,540 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 427 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-22 23:19:42,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:42,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11695 states to 10179 states and 11695 transitions. [2021-11-22 23:19:42,764 INFO L276 IsEmpty]: Start isEmpty. Operand 10179 states and 11695 transitions. [2021-11-22 23:19:42,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2021-11-22 23:19:42,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:42,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:43,037 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 597 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:19:44,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:44,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11715 states to 10198 states and 11715 transitions. [2021-11-22 23:19:44,319 INFO L276 IsEmpty]: Start isEmpty. Operand 10198 states and 11715 transitions. [2021-11-22 23:19:44,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2021-11-22 23:19:44,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:44,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:44,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:44,605 INFO L134 CoverageAnalysis]: Checked inductivity of 734 backedges. 597 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:19:47,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:47,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11769 states to 10248 states and 11769 transitions. [2021-11-22 23:19:47,944 INFO L276 IsEmpty]: Start isEmpty. Operand 10248 states and 11769 transitions. [2021-11-22 23:19:47,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1118 [2021-11-22 23:19:47,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:47,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:48,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:48,461 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:19:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:50,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11796 states to 10274 states and 11796 transitions. [2021-11-22 23:19:50,629 INFO L276 IsEmpty]: Start isEmpty. Operand 10274 states and 11796 transitions. [2021-11-22 23:19:50,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-22 23:19:50,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:50,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:50,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:51,050 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 453 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:55,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:55,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11879 states to 10345 states and 11879 transitions. [2021-11-22 23:19:55,450 INFO L276 IsEmpty]: Start isEmpty. Operand 10345 states and 11879 transitions. [2021-11-22 23:19:55,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-22 23:19:55,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:55,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:55,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:55,785 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 453 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:56,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:56,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11888 states to 10354 states and 11888 transitions. [2021-11-22 23:19:56,871 INFO L276 IsEmpty]: Start isEmpty. Operand 10354 states and 11888 transitions. [2021-11-22 23:19:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-22 23:19:56,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:56,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:56,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:57,260 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 453 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:59,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:59,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11912 states to 10374 states and 11912 transitions. [2021-11-22 23:19:59,388 INFO L276 IsEmpty]: Start isEmpty. Operand 10374 states and 11912 transitions. [2021-11-22 23:19:59,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-22 23:19:59,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:59,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:59,757 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 453 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:01,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11933 states to 10391 states and 11933 transitions. [2021-11-22 23:20:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 10391 states and 11933 transitions. [2021-11-22 23:20:01,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-22 23:20:01,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:01,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:01,667 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 453 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:03,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:03,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11968 states to 10423 states and 11968 transitions. [2021-11-22 23:20:03,703 INFO L276 IsEmpty]: Start isEmpty. Operand 10423 states and 11968 transitions. [2021-11-22 23:20:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-22 23:20:03,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:03,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:04,047 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 453 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:05,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:05,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11994 states to 10448 states and 11994 transitions. [2021-11-22 23:20:05,640 INFO L276 IsEmpty]: Start isEmpty. Operand 10448 states and 11994 transitions. [2021-11-22 23:20:05,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-22 23:20:05,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:05,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:06,211 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 453 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:08,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12015 states to 10468 states and 12015 transitions. [2021-11-22 23:20:08,345 INFO L276 IsEmpty]: Start isEmpty. Operand 10468 states and 12015 transitions. [2021-11-22 23:20:08,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-22 23:20:08,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:08,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:08,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:08,835 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 453 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:11,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:11,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12061 states to 10510 states and 12061 transitions. [2021-11-22 23:20:11,297 INFO L276 IsEmpty]: Start isEmpty. Operand 10510 states and 12061 transitions. [2021-11-22 23:20:11,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1119 [2021-11-22 23:20:11,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:11,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:11,743 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 453 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:13,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:13,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12092 states to 10541 states and 12092 transitions. [2021-11-22 23:20:13,318 INFO L276 IsEmpty]: Start isEmpty. Operand 10541 states and 12092 transitions. [2021-11-22 23:20:13,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1121 [2021-11-22 23:20:13,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:13,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:13,603 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 363 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-22 23:20:13,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:13,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12104 states to 10553 states and 12104 transitions. [2021-11-22 23:20:13,926 INFO L276 IsEmpty]: Start isEmpty. Operand 10553 states and 12104 transitions. [2021-11-22 23:20:13,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1127 [2021-11-22 23:20:13,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:13,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:14,306 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 504 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-22 23:20:18,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:18,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12344 states to 10787 states and 12344 transitions. [2021-11-22 23:20:18,165 INFO L276 IsEmpty]: Start isEmpty. Operand 10787 states and 12344 transitions. [2021-11-22 23:20:18,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2021-11-22 23:20:18,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:18,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:18,501 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-22 23:20:20,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:20,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12373 states to 10811 states and 12373 transitions. [2021-11-22 23:20:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand 10811 states and 12373 transitions. [2021-11-22 23:20:20,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2021-11-22 23:20:20,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:20,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:21,164 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-22 23:20:21,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:21,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12373 states to 10812 states and 12373 transitions. [2021-11-22 23:20:21,935 INFO L276 IsEmpty]: Start isEmpty. Operand 10812 states and 12373 transitions. [2021-11-22 23:20:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1128 [2021-11-22 23:20:21,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:21,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:22,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:22,280 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-11-22 23:20:23,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12391 states to 10828 states and 12391 transitions. [2021-11-22 23:20:23,025 INFO L276 IsEmpty]: Start isEmpty. Operand 10828 states and 12391 transitions. [2021-11-22 23:20:23,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1130 [2021-11-22 23:20:23,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:23,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:23,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:23,417 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 445 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2021-11-22 23:20:24,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:24,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12415 states to 10851 states and 12415 transitions. [2021-11-22 23:20:24,693 INFO L276 IsEmpty]: Start isEmpty. Operand 10851 states and 12415 transitions. [2021-11-22 23:20:24,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1136 [2021-11-22 23:20:24,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:24,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:24,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:25,043 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 428 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-22 23:20:27,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:27,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12461 states to 10891 states and 12461 transitions. [2021-11-22 23:20:27,788 INFO L276 IsEmpty]: Start isEmpty. Operand 10891 states and 12461 transitions. [2021-11-22 23:20:27,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-11-22 23:20:27,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:27,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:28,136 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 419 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-22 23:20:30,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:30,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12487 states to 10915 states and 12487 transitions. [2021-11-22 23:20:30,331 INFO L276 IsEmpty]: Start isEmpty. Operand 10915 states and 12487 transitions. [2021-11-22 23:20:30,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1140 [2021-11-22 23:20:30,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:30,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:30,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:30,850 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 447 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:20:31,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:31,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12490 states to 10918 states and 12490 transitions. [2021-11-22 23:20:31,636 INFO L276 IsEmpty]: Start isEmpty. Operand 10918 states and 12490 transitions. [2021-11-22 23:20:31,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-22 23:20:31,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:31,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:31,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:31,996 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-22 23:20:38,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:38,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12567 states to 10994 states and 12567 transitions. [2021-11-22 23:20:38,233 INFO L276 IsEmpty]: Start isEmpty. Operand 10994 states and 12567 transitions. [2021-11-22 23:20:38,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-22 23:20:38,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:38,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:38,546 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-22 23:20:38,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:38,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12576 states to 11002 states and 12576 transitions. [2021-11-22 23:20:38,996 INFO L276 IsEmpty]: Start isEmpty. Operand 11002 states and 12576 transitions. [2021-11-22 23:20:39,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-22 23:20:39,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:39,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:39,283 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-22 23:20:42,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:42,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12619 states to 11044 states and 12619 transitions. [2021-11-22 23:20:42,205 INFO L276 IsEmpty]: Start isEmpty. Operand 11044 states and 12619 transitions. [2021-11-22 23:20:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-22 23:20:42,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:42,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:42,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 384 proven. 0 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-22 23:20:44,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12651 states to 11075 states and 12651 transitions. [2021-11-22 23:20:44,329 INFO L276 IsEmpty]: Start isEmpty. Operand 11075 states and 12651 transitions. [2021-11-22 23:20:44,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:20:44,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,805 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:20:49,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:49,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12747 states to 11157 states and 12747 transitions. [2021-11-22 23:20:49,943 INFO L276 IsEmpty]: Start isEmpty. Operand 11157 states and 12747 transitions. [2021-11-22 23:20:49,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:20:49,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:49,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:50,228 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:20:54,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:54,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12781 states to 11185 states and 12781 transitions. [2021-11-22 23:20:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 11185 states and 12781 transitions. [2021-11-22 23:20:54,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:20:54,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:54,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:54,510 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:20:57,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:57,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12812 states to 11210 states and 12812 transitions. [2021-11-22 23:20:57,615 INFO L276 IsEmpty]: Start isEmpty. Operand 11210 states and 12812 transitions. [2021-11-22 23:20:57,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:20:57,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:57,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:57,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:57,924 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:20:59,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:59,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12827 states to 11226 states and 12827 transitions. [2021-11-22 23:20:59,919 INFO L276 IsEmpty]: Start isEmpty. Operand 11226 states and 12827 transitions. [2021-11-22 23:20:59,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:20:59,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:59,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:59,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,207 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:01,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12845 states to 11242 states and 12845 transitions. [2021-11-22 23:21:01,811 INFO L276 IsEmpty]: Start isEmpty. Operand 11242 states and 12845 transitions. [2021-11-22 23:21:01,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:01,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:01,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:02,121 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:03,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:03,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12846 states to 11243 states and 12846 transitions. [2021-11-22 23:21:03,201 INFO L276 IsEmpty]: Start isEmpty. Operand 11243 states and 12846 transitions. [2021-11-22 23:21:03,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:03,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:03,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:03,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:03,765 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:05,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:05,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12859 states to 11254 states and 12859 transitions. [2021-11-22 23:21:05,346 INFO L276 IsEmpty]: Start isEmpty. Operand 11254 states and 12859 transitions. [2021-11-22 23:21:05,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:05,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:05,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:05,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:05,947 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:06,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:06,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12869 states to 11265 states and 12869 transitions. [2021-11-22 23:21:06,751 INFO L276 IsEmpty]: Start isEmpty. Operand 11265 states and 12869 transitions. [2021-11-22 23:21:06,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:06,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:06,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:07,181 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:08,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:08,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12875 states to 11270 states and 12875 transitions. [2021-11-22 23:21:08,376 INFO L276 IsEmpty]: Start isEmpty. Operand 11270 states and 12875 transitions. [2021-11-22 23:21:08,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:08,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:08,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:08,664 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:09,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:09,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12877 states to 11272 states and 12877 transitions. [2021-11-22 23:21:09,885 INFO L276 IsEmpty]: Start isEmpty. Operand 11272 states and 12877 transitions. [2021-11-22 23:21:09,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:09,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:09,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:10,281 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:11,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12887 states to 11283 states and 12887 transitions. [2021-11-22 23:21:11,066 INFO L276 IsEmpty]: Start isEmpty. Operand 11283 states and 12887 transitions. [2021-11-22 23:21:11,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:11,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:11,431 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:12,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:12,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12897 states to 11294 states and 12897 transitions. [2021-11-22 23:21:12,245 INFO L276 IsEmpty]: Start isEmpty. Operand 11294 states and 12897 transitions. [2021-11-22 23:21:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:12,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:12,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:12,551 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:13,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:13,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12907 states to 11305 states and 12907 transitions. [2021-11-22 23:21:13,326 INFO L276 IsEmpty]: Start isEmpty. Operand 11305 states and 12907 transitions. [2021-11-22 23:21:13,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:13,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:13,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:13,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:13,615 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:14,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:14,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12911 states to 11309 states and 12911 transitions. [2021-11-22 23:21:14,660 INFO L276 IsEmpty]: Start isEmpty. Operand 11309 states and 12911 transitions. [2021-11-22 23:21:14,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1146 [2021-11-22 23:21:14,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:14,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:14,947 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2021-11-22 23:21:16,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:16,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12935 states to 11332 states and 12935 transitions. [2021-11-22 23:21:16,218 INFO L276 IsEmpty]: Start isEmpty. Operand 11332 states and 12935 transitions. [2021-11-22 23:21:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1147 [2021-11-22 23:21:16,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:16,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:16,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:16,770 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:21:30,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:30,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13102 states to 11478 states and 13102 transitions. [2021-11-22 23:21:30,165 INFO L276 IsEmpty]: Start isEmpty. Operand 11478 states and 13102 transitions. [2021-11-22 23:21:30,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1147 [2021-11-22 23:21:30,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:30,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:30,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:21:34,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13139 states to 11507 states and 13139 transitions. [2021-11-22 23:21:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 11507 states and 13139 transitions. [2021-11-22 23:21:34,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1147 [2021-11-22 23:21:34,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,672 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:21:34,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:34,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13167 states to 11534 states and 13167 transitions. [2021-11-22 23:21:34,973 INFO L276 IsEmpty]: Start isEmpty. Operand 11534 states and 13167 transitions. [2021-11-22 23:21:34,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1147 [2021-11-22 23:21:34,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:34,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:35,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:35,285 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 634 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:21:36,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:36,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13170 states to 11538 states and 13170 transitions. [2021-11-22 23:21:36,152 INFO L276 IsEmpty]: Start isEmpty. Operand 11538 states and 13170 transitions. [2021-11-22 23:21:36,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1148 [2021-11-22 23:21:36,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:36,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:36,531 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 555 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-22 23:21:37,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13203 states to 11569 states and 13203 transitions. [2021-11-22 23:21:37,536 INFO L276 IsEmpty]: Start isEmpty. Operand 11569 states and 13203 transitions. [2021-11-22 23:21:37,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1150 [2021-11-22 23:21:37,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:38,834 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 434 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13373 states to 11716 states and 13373 transitions. [2021-11-22 23:21:54,411 INFO L276 IsEmpty]: Start isEmpty. Operand 11716 states and 13373 transitions. [2021-11-22 23:21:54,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1150 [2021-11-22 23:21:54,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:54,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:54,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:54,777 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 434 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:03,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:03,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13472 states to 11803 states and 13472 transitions. [2021-11-22 23:22:03,838 INFO L276 IsEmpty]: Start isEmpty. Operand 11803 states and 13472 transitions. [2021-11-22 23:22:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1150 [2021-11-22 23:22:03,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:03,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:04,238 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 434 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:05,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:05,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13503 states to 11834 states and 13503 transitions. [2021-11-22 23:22:05,563 INFO L276 IsEmpty]: Start isEmpty. Operand 11834 states and 13503 transitions. [2021-11-22 23:22:05,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1151 [2021-11-22 23:22:05,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:05,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:05,864 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 393 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:22:12,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:12,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13605 states to 11929 states and 13605 transitions. [2021-11-22 23:22:12,927 INFO L276 IsEmpty]: Start isEmpty. Operand 11929 states and 13605 transitions. [2021-11-22 23:22:12,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1152 [2021-11-22 23:22:12,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:12,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,500 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 523 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-22 23:22:15,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:15,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13622 states to 11944 states and 13622 transitions. [2021-11-22 23:22:15,700 INFO L276 IsEmpty]: Start isEmpty. Operand 11944 states and 13622 transitions. [2021-11-22 23:22:15,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1153 [2021-11-22 23:22:15,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:15,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:15,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:16,243 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 395 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2021-11-22 23:22:17,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13704 states to 12024 states and 13704 transitions. [2021-11-22 23:22:17,506 INFO L276 IsEmpty]: Start isEmpty. Operand 12024 states and 13704 transitions. [2021-11-22 23:22:17,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1155 [2021-11-22 23:22:17,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:17,991 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-22 23:22:20,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:20,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13716 states to 12030 states and 13716 transitions. [2021-11-22 23:22:20,330 INFO L276 IsEmpty]: Start isEmpty. Operand 12030 states and 13716 transitions. [2021-11-22 23:22:20,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1155 [2021-11-22 23:22:20,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:20,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:20,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:20,642 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-22 23:22:29,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:29,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13790 states to 12100 states and 13790 transitions. [2021-11-22 23:22:29,364 INFO L276 IsEmpty]: Start isEmpty. Operand 12100 states and 13790 transitions. [2021-11-22 23:22:29,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1155 [2021-11-22 23:22:29,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:29,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:29,678 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-22 23:22:30,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:30,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13793 states to 12104 states and 13793 transitions. [2021-11-22 23:22:30,934 INFO L276 IsEmpty]: Start isEmpty. Operand 12104 states and 13793 transitions. [2021-11-22 23:22:30,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1155 [2021-11-22 23:22:30,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:30,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:31,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:31,240 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 397 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-22 23:22:32,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:32,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13820 states to 12131 states and 13820 transitions. [2021-11-22 23:22:32,844 INFO L276 IsEmpty]: Start isEmpty. Operand 12131 states and 13820 transitions. [2021-11-22 23:22:32,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1160 [2021-11-22 23:22:32,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:32,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:32,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:33,144 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-22 23:22:36,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:36,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13870 states to 12179 states and 13870 transitions. [2021-11-22 23:22:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 12179 states and 13870 transitions. [2021-11-22 23:22:36,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1160 [2021-11-22 23:22:36,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:36,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:37,149 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 559 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-22 23:22:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:39,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13912 states to 12221 states and 13912 transitions. [2021-11-22 23:22:39,001 INFO L276 IsEmpty]: Start isEmpty. Operand 12221 states and 13912 transitions. [2021-11-22 23:22:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1161 [2021-11-22 23:22:39,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:39,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:39,929 INFO L134 CoverageAnalysis]: Checked inductivity of 785 backedges. 600 proven. 48 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-22 23:22:51,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:51,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14203 states to 12490 states and 14203 transitions. [2021-11-22 23:22:51,597 INFO L276 IsEmpty]: Start isEmpty. Operand 12490 states and 14203 transitions. [2021-11-22 23:22:51,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1163 [2021-11-22 23:22:51,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:51,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:51,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:51,946 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 426 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:54,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14270 states to 12549 states and 14270 transitions. [2021-11-22 23:22:54,521 INFO L276 IsEmpty]: Start isEmpty. Operand 12549 states and 14270 transitions. [2021-11-22 23:22:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1164 [2021-11-22 23:22:54,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:54,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:54,818 INFO L134 CoverageAnalysis]: Checked inductivity of 608 backedges. 587 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:07,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:07,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14382 states to 12639 states and 14382 transitions. [2021-11-22 23:23:07,356 INFO L276 IsEmpty]: Start isEmpty. Operand 12639 states and 14382 transitions. [2021-11-22 23:23:07,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1164 [2021-11-22 23:23:07,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:07,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:07,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:07,851 INFO L134 CoverageAnalysis]: Checked inductivity of 608 backedges. 587 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:08,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:08,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14385 states to 12643 states and 14385 transitions. [2021-11-22 23:23:08,801 INFO L276 IsEmpty]: Start isEmpty. Operand 12643 states and 14385 transitions. [2021-11-22 23:23:08,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1164 [2021-11-22 23:23:08,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:08,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:09,326 INFO L134 CoverageAnalysis]: Checked inductivity of 608 backedges. 587 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:10,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:10,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14411 states to 12670 states and 14411 transitions. [2021-11-22 23:23:10,519 INFO L276 IsEmpty]: Start isEmpty. Operand 12670 states and 14411 transitions. [2021-11-22 23:23:10,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1168 [2021-11-22 23:23:10,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:10,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:10,975 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 410 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:23:14,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:14,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14522 states to 12777 states and 14522 transitions. [2021-11-22 23:23:14,042 INFO L276 IsEmpty]: Start isEmpty. Operand 12777 states and 14522 transitions. [2021-11-22 23:23:14,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1173 [2021-11-22 23:23:14,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:14,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:14,337 INFO L134 CoverageAnalysis]: Checked inductivity of 815 backedges. 416 proven. 0 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2021-11-22 23:23:15,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:15,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14530 states to 12786 states and 14530 transitions. [2021-11-22 23:23:15,072 INFO L276 IsEmpty]: Start isEmpty. Operand 12786 states and 14530 transitions. [2021-11-22 23:23:15,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1173 [2021-11-22 23:23:15,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:15,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:15,736 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-22 23:23:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:25,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14605 states to 12855 states and 14605 transitions. [2021-11-22 23:23:25,623 INFO L276 IsEmpty]: Start isEmpty. Operand 12855 states and 14605 transitions. [2021-11-22 23:23:25,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1173 [2021-11-22 23:23:25,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:25,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:25,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:26,235 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-22 23:23:27,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:27,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14629 states to 12878 states and 14629 transitions. [2021-11-22 23:23:27,678 INFO L276 IsEmpty]: Start isEmpty. Operand 12878 states and 14629 transitions. [2021-11-22 23:23:27,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1173 [2021-11-22 23:23:27,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:27,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:28,145 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 415 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.