./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem06_label11.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_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/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_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem06_label11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/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_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/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 a036067c45d910e136831b7b7a65dc1080be671032c9c10522e4f2dad395d3d6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:00:42,850 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:00:42,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:00:42,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:00:42,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:00:42,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:00:42,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:00:42,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:00:42,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:00:42,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:00:42,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:00:42,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:00:42,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:00:42,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:00:42,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:00:42,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:00:42,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:00:42,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:00:42,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:00:42,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:00:42,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:00:42,951 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:00:42,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:00:42,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:00:42,958 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:00:42,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:00:42,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:00:42,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:00:42,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:00:42,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:00:42,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:00:42,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:00:42,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:00:42,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:00:42,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:00:42,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:00:42,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:00:42,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:00:42,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:00:42,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:00:42,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:00:42,971 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:00:42,996 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:00:42,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:00:42,997 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:00:42,998 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:00:42,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:00:42,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:00:42,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:00:42,999 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:00:42,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:00:42,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:00:43,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:00:43,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:00:43,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:00:43,000 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:00:43,000 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:00:43,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:00:43,001 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:00:43,001 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:00:43,001 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:00:43,002 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:00:43,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:00:43,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:43,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:00:43,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:00:43,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:00:43,003 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:00:43,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:00:43,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:00:43,004 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_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a036067c45d910e136831b7b7a65dc1080be671032c9c10522e4f2dad395d3d6 [2021-11-23 01:00:43,318 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:00:43,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:00:43,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:00:43,355 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:00:43,356 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:00:43,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem06_label11.c [2021-11-23 01:00:43,446 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/data/87bc45caa/a0cbf71306e840d18ac9b8177f6aeff8/FLAG163b9d9ae [2021-11-23 01:00:44,404 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:00:44,405 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/sv-benchmarks/c/eca-rers2012/Problem06_label11.c [2021-11-23 01:00:44,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/data/87bc45caa/a0cbf71306e840d18ac9b8177f6aeff8/FLAG163b9d9ae [2021-11-23 01:00:44,797 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/data/87bc45caa/a0cbf71306e840d18ac9b8177f6aeff8 [2021-11-23 01:00:44,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:00:44,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:00:44,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:44,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:00:44,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:00:44,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:44" (1/1) ... [2021-11-23 01:00:44,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d6031b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:44, skipping insertion in model container [2021-11-23 01:00:44,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:00:44" (1/1) ... [2021-11-23 01:00:44,828 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:00:45,076 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:00:47,276 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_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/sv-benchmarks/c/eca-rers2012/Problem06_label11.c[330559,330572] [2021-11-23 01:00:47,313 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:47,332 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:00:48,610 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_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/sv-benchmarks/c/eca-rers2012/Problem06_label11.c[330559,330572] [2021-11-23 01:00:48,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:00:48,676 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:00:48,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48 WrapperNode [2021-11-23 01:00:48,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:00:48,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:48,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:00:48,680 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:00:48,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:48,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:49,264 INFO L137 Inliner]: procedures = 18, calls = 12, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 10173 [2021-11-23 01:00:49,265 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:00:49,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:00:49,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:00:49,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:00:49,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:49,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:49,503 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:49,503 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:49,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:49,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:49,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:49,892 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:00:49,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:00:49,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:00:49,896 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:00:49,897 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:00:48" (1/1) ... [2021-11-23 01:00:49,906 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:00:49,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:00:49,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:00:49,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e342d718-3dd7-4d2a-87d5-8167ea3fee1d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:00:50,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:00:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:00:50,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:00:50,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:00:50,239 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:00:50,241 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:00:57,441 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:00:58,654 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:00:58,655 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:00:58,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:58 BoogieIcfgContainer [2021-11-23 01:00:58,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:00:58,664 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:00:58,664 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:00:58,682 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:00:58,682 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:00:58" (1/1) ... [2021-11-23 01:00:58,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:00:58,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:58,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1864 states to 938 states and 1864 transitions. [2021-11-23 01:00:58,829 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1864 transitions. [2021-11-23 01:00:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 930 [2021-11-23 01:00:59,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:59,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:59,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:00,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:05,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:05,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3066 states to 1865 states and 3066 transitions. [2021-11-23 01:01:05,911 INFO L276 IsEmpty]: Start isEmpty. Operand 1865 states and 3066 transitions. [2021-11-23 01:01:05,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 935 [2021-11-23 01:01:05,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:05,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:06,630 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:06,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3072 states to 1869 states and 3072 transitions. [2021-11-23 01:01:06,786 INFO L276 IsEmpty]: Start isEmpty. Operand 1869 states and 3072 transitions. [2021-11-23 01:01:06,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 938 [2021-11-23 01:01:06,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:06,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:07,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:07,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:07,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3082 states to 1876 states and 3082 transitions. [2021-11-23 01:01:07,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 3082 transitions. [2021-11-23 01:01:07,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 939 [2021-11-23 01:01:07,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:07,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:08,078 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:08,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:08,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3094 states to 1884 states and 3094 transitions. [2021-11-23 01:01:08,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 3094 transitions. [2021-11-23 01:01:08,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 940 [2021-11-23 01:01:08,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:08,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:08,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:08,891 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:09,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:09,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3107 states to 1893 states and 3107 transitions. [2021-11-23 01:01:09,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 3107 transitions. [2021-11-23 01:01:09,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 942 [2021-11-23 01:01:09,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:09,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:09,688 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:10,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:10,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3112 states to 1896 states and 3112 transitions. [2021-11-23 01:01:10,015 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 3112 transitions. [2021-11-23 01:01:10,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 943 [2021-11-23 01:01:10,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:10,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:10,400 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:10,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3120 states to 1901 states and 3120 transitions. [2021-11-23 01:01:10,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1901 states and 3120 transitions. [2021-11-23 01:01:10,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 944 [2021-11-23 01:01:10,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:10,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:10,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:11,101 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:11,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:11,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 1905 states and 3126 transitions. [2021-11-23 01:01:11,325 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3126 transitions. [2021-11-23 01:01:11,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 945 [2021-11-23 01:01:11,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:11,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:12,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:12,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1919 states and 3147 transitions. [2021-11-23 01:01:12,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1919 states and 3147 transitions. [2021-11-23 01:01:12,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 949 [2021-11-23 01:01:12,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:12,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:12,767 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:13,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:13,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3173 states to 1937 states and 3173 transitions. [2021-11-23 01:01:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1937 states and 3173 transitions. [2021-11-23 01:01:13,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 951 [2021-11-23 01:01:13,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:13,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:13,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:14,064 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:15,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:15,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3202 states to 1957 states and 3202 transitions. [2021-11-23 01:01:15,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1957 states and 3202 transitions. [2021-11-23 01:01:15,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 953 [2021-11-23 01:01:15,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:15,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:15,789 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:16,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:16,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 1968 states and 3218 transitions. [2021-11-23 01:01:16,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1968 states and 3218 transitions. [2021-11-23 01:01:16,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 954 [2021-11-23 01:01:16,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:16,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:16,936 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:17,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:17,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3234 states to 1979 states and 3234 transitions. [2021-11-23 01:01:17,466 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 3234 transitions. [2021-11-23 01:01:17,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 955 [2021-11-23 01:01:17,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:17,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:17,773 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:17,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:17,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 1980 states and 3235 transitions. [2021-11-23 01:01:17,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1980 states and 3235 transitions. [2021-11-23 01:01:17,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 957 [2021-11-23 01:01:17,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:17,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:18,162 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:19,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3271 states to 2006 states and 3271 transitions. [2021-11-23 01:01:19,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2006 states and 3271 transitions. [2021-11-23 01:01:19,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 958 [2021-11-23 01:01:19,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:19,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:20,023 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:20,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:20,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 2011 states and 3278 transitions. [2021-11-23 01:01:20,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2011 states and 3278 transitions. [2021-11-23 01:01:20,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 959 [2021-11-23 01:01:20,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:20,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:20,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:20,604 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:21,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:21,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3299 states to 2026 states and 3299 transitions. [2021-11-23 01:01:21,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2026 states and 3299 transitions. [2021-11-23 01:01:21,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 967 [2021-11-23 01:01:21,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:21,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:21,928 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:22,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3309 states to 2035 states and 3309 transitions. [2021-11-23 01:01:22,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2035 states and 3309 transitions. [2021-11-23 01:01:22,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 970 [2021-11-23 01:01:22,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:22,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:22,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:22,476 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:23,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:23,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3325 states to 2048 states and 3325 transitions. [2021-11-23 01:01:23,019 INFO L276 IsEmpty]: Start isEmpty. Operand 2048 states and 3325 transitions. [2021-11-23 01:01:23,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 971 [2021-11-23 01:01:23,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:23,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:23,300 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:23,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:23,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3330 states to 2052 states and 3330 transitions. [2021-11-23 01:01:23,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 3330 transitions. [2021-11-23 01:01:23,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 972 [2021-11-23 01:01:23,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:23,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:23,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:23,753 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:23,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:23,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3333 states to 2054 states and 3333 transitions. [2021-11-23 01:01:23,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2054 states and 3333 transitions. [2021-11-23 01:01:23,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 973 [2021-11-23 01:01:23,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:23,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:23,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:24,161 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:24,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:24,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 2055 states and 3334 transitions. [2021-11-23 01:01:24,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2055 states and 3334 transitions. [2021-11-23 01:01:24,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 974 [2021-11-23 01:01:24,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:24,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:24,568 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:26,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3377 states to 2090 states and 3377 transitions. [2021-11-23 01:01:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2090 states and 3377 transitions. [2021-11-23 01:01:26,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 975 [2021-11-23 01:01:26,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:26,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:26,565 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:26,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 2094 states and 3382 transitions. [2021-11-23 01:01:26,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2094 states and 3382 transitions. [2021-11-23 01:01:26,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 976 [2021-11-23 01:01:26,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:26,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,040 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:27,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3386 states to 2096 states and 3386 transitions. [2021-11-23 01:01:27,125 INFO L276 IsEmpty]: Start isEmpty. Operand 2096 states and 3386 transitions. [2021-11-23 01:01:27,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 977 [2021-11-23 01:01:27,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:27,392 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:27,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:27,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3407 states to 2114 states and 3407 transitions. [2021-11-23 01:01:27,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 3407 transitions. [2021-11-23 01:01:27,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 978 [2021-11-23 01:01:27,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:27,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:28,163 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:28,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:28,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3410 states to 2116 states and 3410 transitions. [2021-11-23 01:01:28,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2116 states and 3410 transitions. [2021-11-23 01:01:28,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 979 [2021-11-23 01:01:28,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:28,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:28,594 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:28,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3411 states to 2117 states and 3411 transitions. [2021-11-23 01:01:28,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2117 states and 3411 transitions. [2021-11-23 01:01:28,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 982 [2021-11-23 01:01:28,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:28,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:28,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:28,963 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:30,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:30,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3467 states to 2164 states and 3467 transitions. [2021-11-23 01:01:30,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2164 states and 3467 transitions. [2021-11-23 01:01:30,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 983 [2021-11-23 01:01:30,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:30,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:31,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:31,181 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:32,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:32,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 2192 states and 3501 transitions. [2021-11-23 01:01:32,173 INFO L276 IsEmpty]: Start isEmpty. Operand 2192 states and 3501 transitions. [2021-11-23 01:01:32,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 985 [2021-11-23 01:01:32,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:32,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:32,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:32,485 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:35,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:35,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 2246 states and 3567 transitions. [2021-11-23 01:01:35,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2246 states and 3567 transitions. [2021-11-23 01:01:35,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 990 [2021-11-23 01:01:35,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:35,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:35,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:35,343 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:36,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:36,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 2261 states and 3586 transitions. [2021-11-23 01:01:36,090 INFO L276 IsEmpty]: Start isEmpty. Operand 2261 states and 3586 transitions. [2021-11-23 01:01:36,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 991 [2021-11-23 01:01:36,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:36,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:36,370 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:37,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:37,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 2278 states and 3607 transitions. [2021-11-23 01:01:37,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 3607 transitions. [2021-11-23 01:01:37,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 993 [2021-11-23 01:01:37,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:37,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:37,784 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:38,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:38,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3611 states to 2281 states and 3611 transitions. [2021-11-23 01:01:38,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2281 states and 3611 transitions. [2021-11-23 01:01:38,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 994 [2021-11-23 01:01:38,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:38,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:38,524 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:38,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:38,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 2290 states and 3623 transitions. [2021-11-23 01:01:38,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 3623 transitions. [2021-11-23 01:01:38,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 996 [2021-11-23 01:01:38,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:38,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:39,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:39,238 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:41,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:41,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 2347 states and 3689 transitions. [2021-11-23 01:01:41,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2347 states and 3689 transitions. [2021-11-23 01:01:41,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 998 [2021-11-23 01:01:41,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:41,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:41,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:42,116 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:42,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 2352 states and 3697 transitions. [2021-11-23 01:01:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2352 states and 3697 transitions. [2021-11-23 01:01:42,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 999 [2021-11-23 01:01:42,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:42,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:42,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:42,866 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:44,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:44,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 2394 states and 3747 transitions. [2021-11-23 01:01:44,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 3747 transitions. [2021-11-23 01:01:44,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1000 [2021-11-23 01:01:44,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:44,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:44,925 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:46,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:46,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3768 states to 2409 states and 3768 transitions. [2021-11-23 01:01:46,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2409 states and 3768 transitions. [2021-11-23 01:01:46,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1007 [2021-11-23 01:01:46,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:46,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:46,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:46,662 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:46,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:46,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3778 states to 2417 states and 3778 transitions. [2021-11-23 01:01:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 3778 transitions. [2021-11-23 01:01:47,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1008 [2021-11-23 01:01:47,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:47,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:47,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:47,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3779 states to 2418 states and 3779 transitions. [2021-11-23 01:01:47,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 3779 transitions. [2021-11-23 01:01:47,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1009 [2021-11-23 01:01:47,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:47,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:47,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:47,584 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:47,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:47,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3790 states to 2427 states and 3790 transitions. [2021-11-23 01:01:47,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2427 states and 3790 transitions. [2021-11-23 01:01:47,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1010 [2021-11-23 01:01:47,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:47,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:47,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:48,022 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:51,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:51,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3883 states to 2506 states and 3883 transitions. [2021-11-23 01:01:51,591 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 3883 transitions. [2021-11-23 01:01:51,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1011 [2021-11-23 01:01:51,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:51,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:52,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:52,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 2509 states and 3888 transitions. [2021-11-23 01:01:52,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2509 states and 3888 transitions. [2021-11-23 01:01:52,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1012 [2021-11-23 01:01:52,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:52,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:52,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:52,480 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3893 states to 2512 states and 3893 transitions. [2021-11-23 01:01:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 3893 transitions. [2021-11-23 01:01:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1017 [2021-11-23 01:01:52,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:52,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:53,197 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:56,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:56,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3976 states to 2584 states and 3976 transitions. [2021-11-23 01:01:56,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3976 transitions. [2021-11-23 01:01:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1025 [2021-11-23 01:01:56,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:56,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:56,892 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:00,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:00,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 2678 states and 4084 transitions. [2021-11-23 01:02:00,302 INFO L276 IsEmpty]: Start isEmpty. Operand 2678 states and 4084 transitions. [2021-11-23 01:02:00,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1026 [2021-11-23 01:02:00,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:00,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:00,580 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:00,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:00,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 2679 states and 4085 transitions. [2021-11-23 01:02:00,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2679 states and 4085 transitions. [2021-11-23 01:02:00,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1028 [2021-11-23 01:02:00,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:00,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:01,064 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:01,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4098 states to 2690 states and 4098 transitions. [2021-11-23 01:02:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 2690 states and 4098 transitions. [2021-11-23 01:02:01,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1032 [2021-11-23 01:02:01,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:01,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:01,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:01,700 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 101 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:02,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:02,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4122 states to 2710 states and 4122 transitions. [2021-11-23 01:02:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 4122 transitions. [2021-11-23 01:02:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1033 [2021-11-23 01:02:02,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:02,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:02,495 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:02,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4128 states to 2715 states and 4128 transitions. [2021-11-23 01:02:02,574 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 4128 transitions. [2021-11-23 01:02:02,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1035 [2021-11-23 01:02:02,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:02,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:02,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:03,043 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:03,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:03,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 2724 states and 4139 transitions. [2021-11-23 01:02:03,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 4139 transitions. [2021-11-23 01:02:03,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1037 [2021-11-23 01:02:03,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:03,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:03,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:06,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:06,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4210 states to 2784 states and 4210 transitions. [2021-11-23 01:02:06,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2784 states and 4210 transitions. [2021-11-23 01:02:06,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1040 [2021-11-23 01:02:06,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:06,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,270 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:07,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:07,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4219 states to 2791 states and 4219 transitions. [2021-11-23 01:02:07,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 4219 transitions. [2021-11-23 01:02:07,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1043 [2021-11-23 01:02:07,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:07,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,776 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:09,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:09,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 2840 states and 4277 transitions. [2021-11-23 01:02:09,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 4277 transitions. [2021-11-23 01:02:09,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1044 [2021-11-23 01:02:09,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:09,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:10,145 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:10,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:10,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4282 states to 2844 states and 4282 transitions. [2021-11-23 01:02:10,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2844 states and 4282 transitions. [2021-11-23 01:02:10,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1045 [2021-11-23 01:02:10,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:10,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:10,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:10,574 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:11,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:11,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4321 states to 2877 states and 4321 transitions. [2021-11-23 01:02:11,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2877 states and 4321 transitions. [2021-11-23 01:02:11,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1046 [2021-11-23 01:02:11,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:11,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:11,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:11,924 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:12,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:12,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4324 states to 2879 states and 4324 transitions. [2021-11-23 01:02:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 4324 transitions. [2021-11-23 01:02:12,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1048 [2021-11-23 01:02:12,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:12,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:12,733 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:17,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5469 states to 3807 states and 5469 transitions. [2021-11-23 01:02:17,389 INFO L276 IsEmpty]: Start isEmpty. Operand 3807 states and 5469 transitions. [2021-11-23 01:02:17,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1050 [2021-11-23 01:02:17,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:17,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:17,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:18,214 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 19 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:26,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6667 states to 4835 states and 6667 transitions. [2021-11-23 01:02:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 4835 states and 6667 transitions. [2021-11-23 01:02:26,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1059 [2021-11-23 01:02:26,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:26,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:26,982 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 128 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:27,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6683 states to 4848 states and 6683 transitions. [2021-11-23 01:02:27,125 INFO L276 IsEmpty]: Start isEmpty. Operand 4848 states and 6683 transitions. [2021-11-23 01:02:27,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1065 [2021-11-23 01:02:27,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:27,498 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:29,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:29,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6747 states to 4896 states and 6747 transitions. [2021-11-23 01:02:29,730 INFO L276 IsEmpty]: Start isEmpty. Operand 4896 states and 6747 transitions. [2021-11-23 01:02:29,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1071 [2021-11-23 01:02:29,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:29,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:29,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:30,196 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:33,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6823 states to 4957 states and 6823 transitions. [2021-11-23 01:02:33,261 INFO L276 IsEmpty]: Start isEmpty. Operand 4957 states and 6823 transitions. [2021-11-23 01:02:33,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2021-11-23 01:02:33,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:33,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:33,549 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:02:34,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6867 states to 4984 states and 6867 transitions. [2021-11-23 01:02:34,264 INFO L276 IsEmpty]: Start isEmpty. Operand 4984 states and 6867 transitions. [2021-11-23 01:02:34,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1073 [2021-11-23 01:02:34,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:34,785 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:02:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6868 states to 4985 states and 6868 transitions. [2021-11-23 01:02:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 4985 states and 6868 transitions. [2021-11-23 01:02:34,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 01:02:34,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:34,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:34,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,142 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:37,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6910 states to 5000 states and 6910 transitions. [2021-11-23 01:02:37,415 INFO L276 IsEmpty]: Start isEmpty. Operand 5000 states and 6910 transitions. [2021-11-23 01:02:37,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 01:02:37,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:37,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:37,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,755 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:38,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 5004 states and 6916 transitions. [2021-11-23 01:02:38,911 INFO L276 IsEmpty]: Start isEmpty. Operand 5004 states and 6916 transitions. [2021-11-23 01:02:38,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 01:02:38,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:39,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:39,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6921 states to 5008 states and 6921 transitions. [2021-11-23 01:02:39,575 INFO L276 IsEmpty]: Start isEmpty. Operand 5008 states and 6921 transitions. [2021-11-23 01:02:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 01:02:39,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:39,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:39,984 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:40,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:40,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6925 states to 5012 states and 6925 transitions. [2021-11-23 01:02:40,791 INFO L276 IsEmpty]: Start isEmpty. Operand 5012 states and 6925 transitions. [2021-11-23 01:02:40,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 01:02:40,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:40,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:41,059 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:41,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6929 states to 5016 states and 6929 transitions. [2021-11-23 01:02:41,451 INFO L276 IsEmpty]: Start isEmpty. Operand 5016 states and 6929 transitions. [2021-11-23 01:02:41,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 01:02:41,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:41,755 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:41,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:41,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6930 states to 5017 states and 6930 transitions. [2021-11-23 01:02:41,866 INFO L276 IsEmpty]: Start isEmpty. Operand 5017 states and 6930 transitions. [2021-11-23 01:02:41,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 01:02:41,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:41,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:42,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:42,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6931 states to 5019 states and 6931 transitions. [2021-11-23 01:02:42,811 INFO L276 IsEmpty]: Start isEmpty. Operand 5019 states and 6931 transitions. [2021-11-23 01:02:42,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 01:02:42,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:42,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:42,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:43,082 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:43,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:43,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6939 states to 5026 states and 6939 transitions. [2021-11-23 01:02:43,545 INFO L276 IsEmpty]: Start isEmpty. Operand 5026 states and 6939 transitions. [2021-11-23 01:02:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1074 [2021-11-23 01:02:43,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:43,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:43,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:43,813 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:44,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:44,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6943 states to 5030 states and 6943 transitions. [2021-11-23 01:02:44,125 INFO L276 IsEmpty]: Start isEmpty. Operand 5030 states and 6943 transitions. [2021-11-23 01:02:44,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1075 [2021-11-23 01:02:44,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:44,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:44,610 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:44,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:44,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6968 states to 5054 states and 6968 transitions. [2021-11-23 01:02:44,929 INFO L276 IsEmpty]: Start isEmpty. Operand 5054 states and 6968 transitions. [2021-11-23 01:02:44,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1075 [2021-11-23 01:02:44,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:44,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:45,216 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 144 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:45,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:45,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6973 states to 5058 states and 6973 transitions. [2021-11-23 01:02:45,312 INFO L276 IsEmpty]: Start isEmpty. Operand 5058 states and 6973 transitions. [2021-11-23 01:02:45,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2021-11-23 01:02:45,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:45,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:45,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:45,614 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:02:46,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:46,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7025 states to 5098 states and 7025 transitions. [2021-11-23 01:02:46,710 INFO L276 IsEmpty]: Start isEmpty. Operand 5098 states and 7025 transitions. [2021-11-23 01:02:46,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2021-11-23 01:02:46,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:46,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:46,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:47,307 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:02:53,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:53,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7164 states to 5220 states and 7164 transitions. [2021-11-23 01:02:53,346 INFO L276 IsEmpty]: Start isEmpty. Operand 5220 states and 7164 transitions. [2021-11-23 01:02:53,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1077 [2021-11-23 01:02:53,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:53,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:53,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:55,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:55,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7203 states to 5254 states and 7203 transitions. [2021-11-23 01:02:55,012 INFO L276 IsEmpty]: Start isEmpty. Operand 5254 states and 7203 transitions. [2021-11-23 01:02:55,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1081 [2021-11-23 01:02:55,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:55,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:02:56,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7224 states to 5274 states and 7224 transitions. [2021-11-23 01:02:56,196 INFO L276 IsEmpty]: Start isEmpty. Operand 5274 states and 7224 transitions. [2021-11-23 01:02:56,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2021-11-23 01:02:56,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:56,520 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:02:56,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:56,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7238 states to 5279 states and 7238 transitions. [2021-11-23 01:02:56,986 INFO L276 IsEmpty]: Start isEmpty. Operand 5279 states and 7238 transitions. [2021-11-23 01:02:56,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1083 [2021-11-23 01:02:56,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:56,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:57,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-23 01:02:58,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:58,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7291 states to 5314 states and 7291 transitions. [2021-11-23 01:02:58,514 INFO L276 IsEmpty]: Start isEmpty. Operand 5314 states and 7291 transitions. [2021-11-23 01:02:58,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1084 [2021-11-23 01:02:58,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:58,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:58,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:58,773 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:02:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:59,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 5317 states and 7296 transitions. [2021-11-23 01:02:59,519 INFO L276 IsEmpty]: Start isEmpty. Operand 5317 states and 7296 transitions. [2021-11-23 01:02:59,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1085 [2021-11-23 01:02:59,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:59,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:00,159 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 154 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:07,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:07,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7507 states to 5471 states and 7507 transitions. [2021-11-23 01:03:07,352 INFO L276 IsEmpty]: Start isEmpty. Operand 5471 states and 7507 transitions. [2021-11-23 01:03:07,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1090 [2021-11-23 01:03:07,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:07,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 01:03:09,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7533 states to 5492 states and 7533 transitions. [2021-11-23 01:03:09,278 INFO L276 IsEmpty]: Start isEmpty. Operand 5492 states and 7533 transitions. [2021-11-23 01:03:09,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1093 [2021-11-23 01:03:09,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-23 01:03:10,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:10,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7572 states to 5516 states and 7572 transitions. [2021-11-23 01:03:10,037 INFO L276 IsEmpty]: Start isEmpty. Operand 5516 states and 7572 transitions. [2021-11-23 01:03:10,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1094 [2021-11-23 01:03:10,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:10,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:10,639 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:03:11,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:11,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7574 states to 5517 states and 7574 transitions. [2021-11-23 01:03:11,072 INFO L276 IsEmpty]: Start isEmpty. Operand 5517 states and 7574 transitions. [2021-11-23 01:03:11,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1094 [2021-11-23 01:03:11,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:11,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:11,468 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:03:12,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:12,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7624 states to 5542 states and 7624 transitions. [2021-11-23 01:03:12,458 INFO L276 IsEmpty]: Start isEmpty. Operand 5542 states and 7624 transitions. [2021-11-23 01:03:12,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1098 [2021-11-23 01:03:12,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:12,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:12,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:12,815 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 01:03:13,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:13,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7653 states to 5567 states and 7653 transitions. [2021-11-23 01:03:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 5567 states and 7653 transitions. [2021-11-23 01:03:13,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1101 [2021-11-23 01:03:13,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:13,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:13,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:14,171 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 170 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 01:03:15,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:15,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7685 states to 5595 states and 7685 transitions. [2021-11-23 01:03:15,103 INFO L276 IsEmpty]: Start isEmpty. Operand 5595 states and 7685 transitions. [2021-11-23 01:03:15,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1103 [2021-11-23 01:03:15,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:15,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 01:03:16,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:16,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7702 states to 5609 states and 7702 transitions. [2021-11-23 01:03:16,762 INFO L276 IsEmpty]: Start isEmpty. Operand 5609 states and 7702 transitions. [2021-11-23 01:03:16,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1104 [2021-11-23 01:03:16,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:16,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:17,054 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:03:18,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:18,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7732 states to 5634 states and 7732 transitions. [2021-11-23 01:03:18,898 INFO L276 IsEmpty]: Start isEmpty. Operand 5634 states and 7732 transitions. [2021-11-23 01:03:18,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1106 [2021-11-23 01:03:18,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:18,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:19,322 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-23 01:03:19,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:19,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7736 states to 5636 states and 7736 transitions. [2021-11-23 01:03:19,546 INFO L276 IsEmpty]: Start isEmpty. Operand 5636 states and 7736 transitions. [2021-11-23 01:03:19,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1107 [2021-11-23 01:03:19,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:19,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:19,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:19,835 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 01:03:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:21,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7782 states to 5674 states and 7782 transitions. [2021-11-23 01:03:21,898 INFO L276 IsEmpty]: Start isEmpty. Operand 5674 states and 7782 transitions. [2021-11-23 01:03:21,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1108 [2021-11-23 01:03:21,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:21,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:21,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:22,193 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:03:22,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:22,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7784 states to 5676 states and 7784 transitions. [2021-11-23 01:03:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 5676 states and 7784 transitions. [2021-11-23 01:03:22,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1109 [2021-11-23 01:03:22,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:22,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:22,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:23,343 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:03:28,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:28,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7935 states to 5768 states and 7935 transitions. [2021-11-23 01:03:28,141 INFO L276 IsEmpty]: Start isEmpty. Operand 5768 states and 7935 transitions. [2021-11-23 01:03:28,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1111 [2021-11-23 01:03:28,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:28,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:28,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:28,433 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:03:28,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:28,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7936 states to 5769 states and 7936 transitions. [2021-11-23 01:03:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 5769 states and 7936 transitions. [2021-11-23 01:03:28,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1111 [2021-11-23 01:03:28,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:28,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:28,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:29,227 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:03:29,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:29,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7950 states to 5781 states and 7950 transitions. [2021-11-23 01:03:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 5781 states and 7950 transitions. [2021-11-23 01:03:29,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1113 [2021-11-23 01:03:29,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:29,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:30,229 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 181 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:03:30,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:30,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7971 states to 5794 states and 7971 transitions. [2021-11-23 01:03:30,557 INFO L276 IsEmpty]: Start isEmpty. Operand 5794 states and 7971 transitions. [2021-11-23 01:03:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1114 [2021-11-23 01:03:30,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:30,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:31,068 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:03:31,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:31,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7981 states to 5803 states and 7981 transitions. [2021-11-23 01:03:31,242 INFO L276 IsEmpty]: Start isEmpty. Operand 5803 states and 7981 transitions. [2021-11-23 01:03:31,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1115 [2021-11-23 01:03:31,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:31,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:31,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:31,727 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:03:35,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:35,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8046 states to 5858 states and 8046 transitions. [2021-11-23 01:03:35,256 INFO L276 IsEmpty]: Start isEmpty. Operand 5858 states and 8046 transitions. [2021-11-23 01:03:35,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1115 [2021-11-23 01:03:35,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:35,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:35,537 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:03:35,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:35,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8049 states to 5860 states and 8049 transitions. [2021-11-23 01:03:35,663 INFO L276 IsEmpty]: Start isEmpty. Operand 5860 states and 8049 transitions. [2021-11-23 01:03:35,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2021-11-23 01:03:35,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:35,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:35,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,030 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-23 01:03:37,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:37,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8091 states to 5893 states and 8091 transitions. [2021-11-23 01:03:37,397 INFO L276 IsEmpty]: Start isEmpty. Operand 5893 states and 8091 transitions. [2021-11-23 01:03:37,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1117 [2021-11-23 01:03:37,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:37,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:38,169 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 210 proven. 43 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:03:41,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:41,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8188 states to 5954 states and 8188 transitions. [2021-11-23 01:03:41,792 INFO L276 IsEmpty]: Start isEmpty. Operand 5954 states and 8188 transitions. [2021-11-23 01:03:41,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1120 [2021-11-23 01:03:41,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:41,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:42,311 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 235 proven. 36 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-23 01:03:42,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:42,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8190 states to 5955 states and 8190 transitions. [2021-11-23 01:03:42,994 INFO L276 IsEmpty]: Start isEmpty. Operand 5955 states and 8190 transitions. [2021-11-23 01:03:43,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1122 [2021-11-23 01:03:43,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:43,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:43,298 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:03:46,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:46,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8254 states to 6008 states and 8254 transitions. [2021-11-23 01:03:46,370 INFO L276 IsEmpty]: Start isEmpty. Operand 6008 states and 8254 transitions. [2021-11-23 01:03:46,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1122 [2021-11-23 01:03:46,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:46,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:46,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:03:47,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:47,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8267 states to 6020 states and 8267 transitions. [2021-11-23 01:03:47,505 INFO L276 IsEmpty]: Start isEmpty. Operand 6020 states and 8267 transitions. [2021-11-23 01:03:47,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1125 [2021-11-23 01:03:47,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:47,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:48,215 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 193 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:03:55,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:55,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8379 states to 6117 states and 8379 transitions. [2021-11-23 01:03:55,065 INFO L276 IsEmpty]: Start isEmpty. Operand 6117 states and 8379 transitions. [2021-11-23 01:03:55,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1129 [2021-11-23 01:03:55,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:55,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:55,531 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:04:01,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:01,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8482 states to 6207 states and 8482 transitions. [2021-11-23 01:04:01,008 INFO L276 IsEmpty]: Start isEmpty. Operand 6207 states and 8482 transitions. [2021-11-23 01:04:01,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1130 [2021-11-23 01:04:01,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:01,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:01,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:01,478 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 198 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 01:04:02,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:02,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8489 states to 6212 states and 8489 transitions. [2021-11-23 01:04:02,024 INFO L276 IsEmpty]: Start isEmpty. Operand 6212 states and 8489 transitions. [2021-11-23 01:04:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1130 [2021-11-23 01:04:02,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:02,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:02,331 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 199 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:02,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:02,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8520 states to 6241 states and 8520 transitions. [2021-11-23 01:04:02,589 INFO L276 IsEmpty]: Start isEmpty. Operand 6241 states and 8520 transitions. [2021-11-23 01:04:02,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1132 [2021-11-23 01:04:02,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:02,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:03,103 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-23 01:04:04,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:04,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8581 states to 6296 states and 8581 transitions. [2021-11-23 01:04:04,756 INFO L276 IsEmpty]: Start isEmpty. Operand 6296 states and 8581 transitions. [2021-11-23 01:04:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1133 [2021-11-23 01:04:04,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:04,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:04,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:05,048 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:05,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:05,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8584 states to 6299 states and 8584 transitions. [2021-11-23 01:04:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 6299 states and 8584 transitions. [2021-11-23 01:04:05,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1134 [2021-11-23 01:04:05,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:05,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:05,498 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 203 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:05,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:05,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8623 states to 6333 states and 8623 transitions. [2021-11-23 01:04:05,829 INFO L276 IsEmpty]: Start isEmpty. Operand 6333 states and 8623 transitions. [2021-11-23 01:04:05,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 01:04:05,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:05,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:06,188 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:08,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:08,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8654 states to 6343 states and 8654 transitions. [2021-11-23 01:04:08,432 INFO L276 IsEmpty]: Start isEmpty. Operand 6343 states and 8654 transitions. [2021-11-23 01:04:08,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 01:04:08,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:08,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:08,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:08,908 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:09,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:09,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8659 states to 6347 states and 8659 transitions. [2021-11-23 01:04:09,481 INFO L276 IsEmpty]: Start isEmpty. Operand 6347 states and 8659 transitions. [2021-11-23 01:04:09,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 01:04:09,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:09,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:09,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:09,787 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:10,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:10,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8662 states to 6349 states and 8662 transitions. [2021-11-23 01:04:10,370 INFO L276 IsEmpty]: Start isEmpty. Operand 6349 states and 8662 transitions. [2021-11-23 01:04:10,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 01:04:10,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:10,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:10,841 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:11,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:11,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8662 states to 6350 states and 8662 transitions. [2021-11-23 01:04:11,184 INFO L276 IsEmpty]: Start isEmpty. Operand 6350 states and 8662 transitions. [2021-11-23 01:04:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 01:04:11,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:11,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:11,484 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:12,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:12,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8669 states to 6357 states and 8669 transitions. [2021-11-23 01:04:12,719 INFO L276 IsEmpty]: Start isEmpty. Operand 6357 states and 8669 transitions. [2021-11-23 01:04:12,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 01:04:12,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:12,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:13,167 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:13,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:13,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8672 states to 6360 states and 8672 transitions. [2021-11-23 01:04:13,931 INFO L276 IsEmpty]: Start isEmpty. Operand 6360 states and 8672 transitions. [2021-11-23 01:04:13,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 01:04:13,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:13,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:14,231 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:14,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:14,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8673 states to 6362 states and 8673 transitions. [2021-11-23 01:04:14,379 INFO L276 IsEmpty]: Start isEmpty. Operand 6362 states and 8673 transitions. [2021-11-23 01:04:14,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1135 [2021-11-23 01:04:14,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:14,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:14,861 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 204 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:04:15,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:15,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8677 states to 6366 states and 8677 transitions. [2021-11-23 01:04:15,390 INFO L276 IsEmpty]: Start isEmpty. Operand 6366 states and 8677 transitions. [2021-11-23 01:04:15,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1137 [2021-11-23 01:04:15,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:15,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-23 01:04:16,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:16,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8695 states to 6384 states and 8695 transitions. [2021-11-23 01:04:16,823 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 8695 transitions. [2021-11-23 01:04:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1137 [2021-11-23 01:04:16,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:16,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:17,165 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 206 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:19,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:19,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8761 states to 6442 states and 8761 transitions. [2021-11-23 01:04:19,121 INFO L276 IsEmpty]: Start isEmpty. Operand 6442 states and 8761 transitions. [2021-11-23 01:04:19,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1138 [2021-11-23 01:04:19,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:19,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:19,951 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 252 proven. 63 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:04:23,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:23,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8823 states to 6486 states and 8823 transitions. [2021-11-23 01:04:23,457 INFO L276 IsEmpty]: Start isEmpty. Operand 6486 states and 8823 transitions. [2021-11-23 01:04:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 01:04:23,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:23,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:23,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:23,768 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:04:27,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:27,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8862 states to 6511 states and 8862 transitions. [2021-11-23 01:04:27,331 INFO L276 IsEmpty]: Start isEmpty. Operand 6511 states and 8862 transitions. [2021-11-23 01:04:27,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 01:04:27,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:27,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:27,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:27,824 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:04:30,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:30,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8873 states to 6522 states and 8873 transitions. [2021-11-23 01:04:30,430 INFO L276 IsEmpty]: Start isEmpty. Operand 6522 states and 8873 transitions. [2021-11-23 01:04:30,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 01:04:30,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:30,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:30,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:30,732 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:04:31,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8878 states to 6527 states and 8878 transitions. [2021-11-23 01:04:31,765 INFO L276 IsEmpty]: Start isEmpty. Operand 6527 states and 8878 transitions. [2021-11-23 01:04:31,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2021-11-23 01:04:31,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:32,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:32,262 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:04:32,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:32,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8878 states to 6528 states and 8878 transitions. [2021-11-23 01:04:32,759 INFO L276 IsEmpty]: Start isEmpty. Operand 6528 states and 8878 transitions. [2021-11-23 01:04:32,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1140 [2021-11-23 01:04:32,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:32,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:32,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:33,062 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 209 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 01:04:33,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:33,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8905 states to 6552 states and 8905 transitions. [2021-11-23 01:04:33,451 INFO L276 IsEmpty]: Start isEmpty. Operand 6552 states and 8905 transitions. [2021-11-23 01:04:33,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1140 [2021-11-23 01:04:33,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:33,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:33,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:34,190 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 218 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:04:42,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:42,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9149 states to 6637 states and 9149 transitions. [2021-11-23 01:04:42,348 INFO L276 IsEmpty]: Start isEmpty. Operand 6637 states and 9149 transitions. [2021-11-23 01:04:42,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1140 [2021-11-23 01:04:42,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:42,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:42,745 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 218 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:04:43,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:43,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9153 states to 6641 states and 9153 transitions. [2021-11-23 01:04:43,917 INFO L276 IsEmpty]: Start isEmpty. Operand 6641 states and 9153 transitions. [2021-11-23 01:04:43,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1140 [2021-11-23 01:04:43,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:43,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:44,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:44,310 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 218 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:04:45,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:45,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9165 states to 6650 states and 9165 transitions. [2021-11-23 01:04:45,127 INFO L276 IsEmpty]: Start isEmpty. Operand 6650 states and 9165 transitions. [2021-11-23 01:04:45,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1140 [2021-11-23 01:04:45,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:45,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:45,447 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 218 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:04:46,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9173 states to 6658 states and 9173 transitions. [2021-11-23 01:04:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 6658 states and 9173 transitions. [2021-11-23 01:04:46,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2021-11-23 01:04:46,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:46,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:46,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:47,087 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 235 proven. 68 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:04:51,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:51,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9292 states to 6727 states and 9292 transitions. [2021-11-23 01:04:51,124 INFO L276 IsEmpty]: Start isEmpty. Operand 6727 states and 9292 transitions. [2021-11-23 01:04:51,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1143 [2021-11-23 01:04:51,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:51,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:51,494 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 212 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:04:53,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:53,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9332 states to 6763 states and 9332 transitions. [2021-11-23 01:04:53,162 INFO L276 IsEmpty]: Start isEmpty. Operand 6763 states and 9332 transitions. [2021-11-23 01:04:53,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1144 [2021-11-23 01:04:53,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:53,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:53,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:53,485 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 246 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked.