./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/nested5-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/nested5-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN --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 5ad780effdbe313ff13ad5bc7233d50356fbf06f53a57c18cd85a4aa46126eb2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:46:45,797 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:46:45,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:46:45,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:46:45,842 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:46:45,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:46:45,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:46:45,856 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:46:45,858 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:46:45,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:46:45,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:46:45,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:46:45,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:46:45,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:46:45,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:46:45,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:46:45,881 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:46:45,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:46:45,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:46:45,897 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:46:45,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:46:45,901 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:46:45,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:46:45,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:46:45,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:46:45,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:46:45,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:46:45,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:46:45,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:46:45,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:46:45,915 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:46:45,916 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:46:45,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:46:45,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:46:45,921 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:46:45,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:46:45,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:46:45,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:46:45,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:46:45,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:46:45,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:46:45,925 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:46:45,970 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:46:45,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:46:45,972 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:46:45,973 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:46:45,973 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:46:45,974 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:46:45,974 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:46:45,974 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:46:45,974 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:46:45,975 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:46:45,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:46:45,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:46:45,976 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:46:45,976 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:46:45,977 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:46:45,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:46:45,977 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:46:45,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:46:45,977 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:46:45,978 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:46:45,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:46:45,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:46:45,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:46:45,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:46:45,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:46:45,979 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:46:45,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:46:45,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:46:45,980 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_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5ad780effdbe313ff13ad5bc7233d50356fbf06f53a57c18cd85a4aa46126eb2 [2021-11-21 05:46:46,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:46:46,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:46:46,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:46:46,289 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:46:46,290 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:46:46,291 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/loops-crafted-1/nested5-2.c [2021-11-21 05:46:46,360 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/data/d41925f8f/3e9ff9c1563a4019a393aaf8543cda3f/FLAG350c4e6c5 [2021-11-21 05:46:46,778 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:46:46,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/sv-benchmarks/c/loops-crafted-1/nested5-2.c [2021-11-21 05:46:46,785 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/data/d41925f8f/3e9ff9c1563a4019a393aaf8543cda3f/FLAG350c4e6c5 [2021-11-21 05:46:46,799 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/data/d41925f8f/3e9ff9c1563a4019a393aaf8543cda3f [2021-11-21 05:46:46,801 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:46:46,803 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:46:46,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:46:46,805 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:46:46,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:46:46,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:46:46" (1/1) ... [2021-11-21 05:46:46,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d007220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:46, skipping insertion in model container [2021-11-21 05:46:46,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:46:46" (1/1) ... [2021-11-21 05:46:46,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:46:46,829 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:46:46,997 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_fe01edbc-4893-4e34-b986-c340fb615f74/sv-benchmarks/c/loops-crafted-1/nested5-2.c[321,334] [2021-11-21 05:46:47,021 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:46:47,030 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:46:47,044 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_fe01edbc-4893-4e34-b986-c340fb615f74/sv-benchmarks/c/loops-crafted-1/nested5-2.c[321,334] [2021-11-21 05:46:47,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:46:47,074 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:46:47,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47 WrapperNode [2021-11-21 05:46:47,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:46:47,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:46:47,077 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:46:47,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:46:47,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,116 INFO L137 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2021-11-21 05:46:47,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:46:47,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:46:47,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:46:47,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:46:47,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,137 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,146 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,157 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:46:47,164 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:46:47,164 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:46:47,164 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:46:47,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,173 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:46:47,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:46:47,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:46:47,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe01edbc-4893-4e34-b986-c340fb615f74/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:46:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:46:47,249 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:46:47,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:46:47,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:46:47,314 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:46:47,317 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:46:47,484 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:46:47,511 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:46:47,512 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-21 05:46:47,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:46:47 BoogieIcfgContainer [2021-11-21 05:46:47,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:46:47,515 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:46:47,516 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:46:47,531 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:46:47,532 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:46:47" (1/1) ... [2021-11-21 05:46:47,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:46:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2021-11-21 05:46:47,632 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2021-11-21 05:46:47,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:46:47,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:47,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:47,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:47,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:47,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2021-11-21 05:46:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2021-11-21 05:46:47,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:46:47,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:47,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:48,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:48,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:48,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2021-11-21 05:46:48,169 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2021-11-21 05:46:48,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:46:48,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:48,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:48,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:48,261 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:48,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:48,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2021-11-21 05:46:48,317 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2021-11-21 05:46:48,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:46:48,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:48,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:48,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:48,484 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:48,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:48,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2021-11-21 05:46:48,580 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2021-11-21 05:46:48,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:46:48,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:48,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:48,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:48,743 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:48,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:48,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-11-21 05:46:48,834 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-21 05:46:48,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:46:48,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:48,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:48,984 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:49,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:49,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2021-11-21 05:46:49,057 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2021-11-21 05:46:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:46:49,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:49,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:49,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:49,195 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:49,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:49,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2021-11-21 05:46:49,276 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2021-11-21 05:46:49,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:46:49,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:49,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:49,432 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:49,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:49,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2021-11-21 05:46:49,515 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2021-11-21 05:46:49,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:46:49,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:49,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:49,687 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:49,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:49,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2021-11-21 05:46:49,771 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2021-11-21 05:46:49,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:46:49,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:49,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:49,965 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:50,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:50,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2021-11-21 05:46:50,054 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2021-11-21 05:46:50,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:46:50,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:50,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:50,292 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:50,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:50,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2021-11-21 05:46:50,381 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2021-11-21 05:46:50,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:46:50,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:50,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:50,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:50,692 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:50,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:50,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2021-11-21 05:46:50,801 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2021-11-21 05:46:50,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:46:50,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:50,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:51,078 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:51,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:51,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-21 05:46:51,178 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-21 05:46:51,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:46:51,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:51,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:51,474 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:51,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:51,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2021-11-21 05:46:51,589 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2021-11-21 05:46:51,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:46:51,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:51,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:51,929 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:52,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:52,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2021-11-21 05:46:52,037 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2021-11-21 05:46:52,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:46:52,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:52,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:52,417 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:52,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:52,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2021-11-21 05:46:52,534 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2021-11-21 05:46:52,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:46:52,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:52,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:52,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:52,921 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:53,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:53,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2021-11-21 05:46:53,034 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2021-11-21 05:46:53,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:46:53,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:53,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:53,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:53,454 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:53,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2021-11-21 05:46:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2021-11-21 05:46:53,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:46:53,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:53,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:54,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:54,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2021-11-21 05:46:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2021-11-21 05:46:54,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:46:54,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:54,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:54,704 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:54,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2021-11-21 05:46:54,835 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2021-11-21 05:46:54,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:46:54,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:54,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:54,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:55,421 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:55,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:55,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 32 states and 36 transitions. [2021-11-21 05:46:55,562 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2021-11-21 05:46:55,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:46:55,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:55,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:56,181 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:56,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:56,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2021-11-21 05:46:56,317 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2021-11-21 05:46:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:46:56,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:56,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:56,947 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:57,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:57,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2021-11-21 05:46:57,083 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2021-11-21 05:46:57,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:46:57,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:57,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:57,698 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:57,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:57,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 35 states and 39 transitions. [2021-11-21 05:46:57,864 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2021-11-21 05:46:57,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:46:57,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:57,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:58,558 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:58,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:58,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2021-11-21 05:46:58,705 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2021-11-21 05:46:58,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:46:58,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:58,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:58,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:46:59,405 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:46:59,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:46:59,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2021-11-21 05:46:59,536 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2021-11-21 05:46:59,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:46:59,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:46:59,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:46:59,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:00,269 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:00,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:00,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 38 states and 42 transitions. [2021-11-21 05:47:00,419 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2021-11-21 05:47:00,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:47:00,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:00,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:00,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:01,293 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:01,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:01,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 39 states and 43 transitions. [2021-11-21 05:47:01,452 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2021-11-21 05:47:01,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:47:01,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:01,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:01,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:02,392 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:02,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:02,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 40 states and 44 transitions. [2021-11-21 05:47:02,549 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2021-11-21 05:47:02,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:47:02,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:02,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:02,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:03,390 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:03,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 41 states and 45 transitions. [2021-11-21 05:47:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2021-11-21 05:47:03,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:47:03,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:03,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:04,564 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:04,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:04,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 42 states and 46 transitions. [2021-11-21 05:47:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2021-11-21 05:47:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:47:04,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:04,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:05,737 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:05,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:05,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2021-11-21 05:47:05,938 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2021-11-21 05:47:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:47:05,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:05,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:05,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:07,033 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:07,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:07,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 44 states and 48 transitions. [2021-11-21 05:47:07,216 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 48 transitions. [2021-11-21 05:47:07,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:47:07,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:07,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:08,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:08,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 45 states and 49 transitions. [2021-11-21 05:47:08,479 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions. [2021-11-21 05:47:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:47:08,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:08,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:08,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:09,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:09,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2021-11-21 05:47:09,776 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2021-11-21 05:47:09,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:47:09,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:09,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:10,946 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:11,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:11,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 47 states and 51 transitions. [2021-11-21 05:47:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2021-11-21 05:47:11,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:47:11,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:11,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:11,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:12,459 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:12,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:12,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 48 states and 52 transitions. [2021-11-21 05:47:12,675 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 52 transitions. [2021-11-21 05:47:12,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:47:12,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:12,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:12,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:14,101 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:14,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:14,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2021-11-21 05:47:14,276 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2021-11-21 05:47:14,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:47:14,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:14,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:15,657 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:15,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:15,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 50 states and 54 transitions. [2021-11-21 05:47:15,832 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2021-11-21 05:47:15,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:47:15,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:15,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:17,579 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:17,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:17,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 51 states and 55 transitions. [2021-11-21 05:47:17,769 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2021-11-21 05:47:17,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:47:17,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:17,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:17,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:19,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:19,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2021-11-21 05:47:19,501 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2021-11-21 05:47:19,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:47:19,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:19,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:21,076 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:21,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:21,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 53 states and 57 transitions. [2021-11-21 05:47:21,266 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2021-11-21 05:47:21,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:47:21,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:21,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:21,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:23,050 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:23,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:23,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 54 states and 58 transitions. [2021-11-21 05:47:23,243 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 58 transitions. [2021-11-21 05:47:23,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:47:23,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:23,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:23,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:25,118 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:25,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:25,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2021-11-21 05:47:25,382 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2021-11-21 05:47:25,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:47:25,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:25,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:27,289 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:27,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:27,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 56 states and 60 transitions. [2021-11-21 05:47:27,494 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 60 transitions. [2021-11-21 05:47:27,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:47:27,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:27,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:29,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:29,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 57 states and 61 transitions. [2021-11-21 05:47:29,830 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 61 transitions. [2021-11-21 05:47:29,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:47:29,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:29,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:32,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:32,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 58 states and 62 transitions. [2021-11-21 05:47:32,024 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2021-11-21 05:47:32,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:47:32,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:32,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:32,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:33,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:34,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:34,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 59 states and 63 transitions. [2021-11-21 05:47:34,202 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2021-11-21 05:47:34,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:47:34,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:34,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:36,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:36,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:36,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 60 states and 64 transitions. [2021-11-21 05:47:36,559 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 64 transitions. [2021-11-21 05:47:36,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:47:36,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:36,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:38,824 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:39,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:39,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 61 states and 65 transitions. [2021-11-21 05:47:39,117 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 65 transitions. [2021-11-21 05:47:39,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:47:39,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:39,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:41,448 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:41,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:41,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 62 states and 66 transitions. [2021-11-21 05:47:41,672 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 66 transitions. [2021-11-21 05:47:41,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:47:41,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:41,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:44,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:44,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:44,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 63 states and 67 transitions. [2021-11-21 05:47:44,396 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 67 transitions. [2021-11-21 05:47:44,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:47:44,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:44,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:46,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:46,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 64 states and 68 transitions. [2021-11-21 05:47:46,981 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2021-11-21 05:47:46,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:47:46,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:46,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:49,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 65 states and 69 transitions. [2021-11-21 05:47:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 69 transitions. [2021-11-21 05:47:49,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:47:49,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:49,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:52,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:52,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 66 states and 70 transitions. [2021-11-21 05:47:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2021-11-21 05:47:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:47:52,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:52,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:55,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:55,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:55,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2021-11-21 05:47:55,786 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2021-11-21 05:47:55,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:47:55,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:55,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:47:58,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:47:58,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:47:58,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 68 states and 72 transitions. [2021-11-21 05:47:58,890 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2021-11-21 05:47:58,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-21 05:47:58,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:47:58,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:47:58,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:01,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:01,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 69 states and 73 transitions. [2021-11-21 05:48:01,963 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2021-11-21 05:48:01,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:48:01,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:01,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:01,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:04,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:05,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 70 states and 74 transitions. [2021-11-21 05:48:05,168 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2021-11-21 05:48:05,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:48:05,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:05,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:05,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:08,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:08,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:08,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 71 states and 75 transitions. [2021-11-21 05:48:08,491 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2021-11-21 05:48:08,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:48:08,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:08,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:08,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:11,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:11,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:11,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 72 states and 76 transitions. [2021-11-21 05:48:11,904 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 76 transitions. [2021-11-21 05:48:11,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 05:48:11,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:11,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:15,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 73 states and 77 transitions. [2021-11-21 05:48:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2021-11-21 05:48:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:48:15,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:15,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:18,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:19,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:19,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 74 states and 78 transitions. [2021-11-21 05:48:19,001 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 78 transitions. [2021-11-21 05:48:19,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 05:48:19,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:19,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:22,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:22,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:22,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 75 states and 79 transitions. [2021-11-21 05:48:22,657 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2021-11-21 05:48:22,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 05:48:22,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:22,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:22,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:26,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2080 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:26,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:26,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2021-11-21 05:48:26,408 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2021-11-21 05:48:26,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:48:26,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:26,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:30,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2145 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:30,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:30,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 77 states and 81 transitions. [2021-11-21 05:48:30,282 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 81 transitions. [2021-11-21 05:48:30,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-21 05:48:30,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:30,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:33,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2211 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:34,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 78 states and 82 transitions. [2021-11-21 05:48:34,204 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 82 transitions. [2021-11-21 05:48:34,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:48:34,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:34,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:34,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:38,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2278 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:38,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:38,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 79 states and 83 transitions. [2021-11-21 05:48:38,380 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 83 transitions. [2021-11-21 05:48:38,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 05:48:38,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:38,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:42,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2346 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:42,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:42,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 80 states and 84 transitions. [2021-11-21 05:48:42,727 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 84 transitions. [2021-11-21 05:48:42,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:48:42,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:42,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:46,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2415 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:47,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 81 states and 85 transitions. [2021-11-21 05:48:47,060 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2021-11-21 05:48:47,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-21 05:48:47,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:47,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:47,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:51,132 INFO L134 CoverageAnalysis]: Checked inductivity of 2485 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:51,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 82 states and 86 transitions. [2021-11-21 05:48:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2021-11-21 05:48:51,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:48:51,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:51,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:51,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:48:55,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2556 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:48:56,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:48:56,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 83 states and 87 transitions. [2021-11-21 05:48:56,059 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 87 transitions. [2021-11-21 05:48:56,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-21 05:48:56,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:48:56,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:48:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:00,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2628 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:00,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:00,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 84 states and 88 transitions. [2021-11-21 05:49:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2021-11-21 05:49:00,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:49:00,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:00,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:05,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2701 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:05,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:05,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 85 states and 89 transitions. [2021-11-21 05:49:05,575 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 89 transitions. [2021-11-21 05:49:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-21 05:49:05,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:05,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:10,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2775 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:10,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:10,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 86 states and 90 transitions. [2021-11-21 05:49:10,465 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 90 transitions. [2021-11-21 05:49:10,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:49:10,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:10,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:15,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:15,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:15,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 87 states and 91 transitions. [2021-11-21 05:49:15,431 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 91 transitions. [2021-11-21 05:49:15,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:49:15,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:15,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:20,155 INFO L134 CoverageAnalysis]: Checked inductivity of 2926 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:20,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:20,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 88 states and 92 transitions. [2021-11-21 05:49:20,599 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 92 transitions. [2021-11-21 05:49:20,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:49:20,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:20,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:20,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:25,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3003 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:25,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:25,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 89 states and 93 transitions. [2021-11-21 05:49:25,765 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 93 transitions. [2021-11-21 05:49:25,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 05:49:25,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:25,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:30,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3081 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:31,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:31,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 90 states and 94 transitions. [2021-11-21 05:49:31,061 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 94 transitions. [2021-11-21 05:49:31,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 05:49:31,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:31,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:36,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3160 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:36,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 91 states and 95 transitions. [2021-11-21 05:49:36,533 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2021-11-21 05:49:36,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-21 05:49:36,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:36,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:41,765 INFO L134 CoverageAnalysis]: Checked inductivity of 3240 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 92 states and 96 transitions. [2021-11-21 05:49:42,120 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 96 transitions. [2021-11-21 05:49:42,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 05:49:42,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:42,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:42,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:47,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3321 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:47,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:47,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 93 states and 97 transitions. [2021-11-21 05:49:47,932 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 97 transitions. [2021-11-21 05:49:47,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-21 05:49:47,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:47,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:47,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:53,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3403 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:53,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 94 states and 98 transitions. [2021-11-21 05:49:53,882 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 98 transitions. [2021-11-21 05:49:53,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:49:53,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:53,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:59,545 INFO L134 CoverageAnalysis]: Checked inductivity of 3486 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:49:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:59,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 95 states and 99 transitions. [2021-11-21 05:49:59,978 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 99 transitions. [2021-11-21 05:49:59,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-21 05:49:59,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:59,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:00,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:05,810 INFO L134 CoverageAnalysis]: Checked inductivity of 3570 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:06,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:06,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 96 states and 100 transitions. [2021-11-21 05:50:06,182 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 100 transitions. [2021-11-21 05:50:06,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:50:06,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:06,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:12,061 INFO L134 CoverageAnalysis]: Checked inductivity of 3655 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:12,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:12,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 97 states and 101 transitions. [2021-11-21 05:50:12,468 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 101 transitions. [2021-11-21 05:50:12,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-21 05:50:12,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:12,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:12,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:18,491 INFO L134 CoverageAnalysis]: Checked inductivity of 3741 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:18,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:18,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 98 states and 102 transitions. [2021-11-21 05:50:18,861 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 102 transitions. [2021-11-21 05:50:18,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-21 05:50:18,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:18,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:25,046 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:25,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:25,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 99 states and 103 transitions. [2021-11-21 05:50:25,423 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 103 transitions. [2021-11-21 05:50:25,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 05:50:25,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:25,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:31,691 INFO L134 CoverageAnalysis]: Checked inductivity of 3916 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:32,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:32,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 100 states and 104 transitions. [2021-11-21 05:50:32,075 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 104 transitions. [2021-11-21 05:50:32,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 05:50:32,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:32,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:38,471 INFO L134 CoverageAnalysis]: Checked inductivity of 4005 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:38,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 101 states and 105 transitions. [2021-11-21 05:50:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 105 transitions. [2021-11-21 05:50:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 05:50:38,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:38,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:45,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4095 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:45,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:45,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 102 states and 106 transitions. [2021-11-21 05:50:45,777 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 106 transitions. [2021-11-21 05:50:45,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-21 05:50:45,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:45,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:45,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:52,478 INFO L134 CoverageAnalysis]: Checked inductivity of 4186 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:50:52,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 103 states and 107 transitions. [2021-11-21 05:50:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 107 transitions. [2021-11-21 05:50:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 05:50:52,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:52,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:59,731 INFO L134 CoverageAnalysis]: Checked inductivity of 4278 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:00,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:00,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 104 states and 108 transitions. [2021-11-21 05:51:00,135 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 108 transitions. [2021-11-21 05:51:00,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:51:00,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:00,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:07,156 INFO L134 CoverageAnalysis]: Checked inductivity of 4371 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:07,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:07,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 105 states and 109 transitions. [2021-11-21 05:51:07,557 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 109 transitions. [2021-11-21 05:51:07,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-21 05:51:07,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:07,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 4465 backedges. 0 proven. 4465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:15,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:15,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 106 states and 110 transitions. [2021-11-21 05:51:15,197 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2021-11-21 05:51:15,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-21 05:51:15,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:15,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:22,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4560 backedges. 0 proven. 4560 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:23,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 107 states and 111 transitions. [2021-11-21 05:51:23,062 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 111 transitions. [2021-11-21 05:51:23,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-21 05:51:23,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:23,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:23,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 4656 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:30,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:30,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 108 states and 112 transitions. [2021-11-21 05:51:30,947 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 112 transitions. [2021-11-21 05:51:30,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 05:51:30,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:30,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:38,597 INFO L134 CoverageAnalysis]: Checked inductivity of 4753 backedges. 0 proven. 4753 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:39,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:39,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 109 states and 113 transitions. [2021-11-21 05:51:39,028 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 113 transitions. [2021-11-21 05:51:39,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 05:51:39,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:39,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:46,817 INFO L134 CoverageAnalysis]: Checked inductivity of 4851 backedges. 0 proven. 4851 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:47,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 110 states and 114 transitions. [2021-11-21 05:51:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 114 transitions. [2021-11-21 05:51:47,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-21 05:51:47,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:47,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:47,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:55,217 INFO L134 CoverageAnalysis]: Checked inductivity of 4950 backedges. 0 proven. 4950 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:51:55,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:55,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 111 states and 115 transitions. [2021-11-21 05:51:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 115 transitions. [2021-11-21 05:51:55,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-21 05:51:55,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:55,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 5050 backedges. 0 proven. 5050 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:04,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:04,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 112 states and 116 transitions. [2021-11-21 05:52:04,140 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 116 transitions. [2021-11-21 05:52:04,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 05:52:04,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:04,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:04,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:12,374 INFO L134 CoverageAnalysis]: Checked inductivity of 5151 backedges. 0 proven. 5151 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:12,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 113 states and 117 transitions. [2021-11-21 05:52:12,842 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 117 transitions. [2021-11-21 05:52:12,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-21 05:52:12,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:12,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:21,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5253 backedges. 0 proven. 5253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:21,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:21,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 114 states and 118 transitions. [2021-11-21 05:52:21,648 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 118 transitions. [2021-11-21 05:52:21,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-21 05:52:21,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:21,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:30,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5356 backedges. 0 proven. 5356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:30,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:30,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 115 states and 119 transitions. [2021-11-21 05:52:30,657 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 119 transitions. [2021-11-21 05:52:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-21 05:52:30,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:30,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:39,435 INFO L134 CoverageAnalysis]: Checked inductivity of 5460 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:39,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:39,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 116 states and 120 transitions. [2021-11-21 05:52:39,971 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 120 transitions. [2021-11-21 05:52:39,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 05:52:39,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:39,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:48,866 INFO L134 CoverageAnalysis]: Checked inductivity of 5565 backedges. 0 proven. 5565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:49,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 117 states and 121 transitions. [2021-11-21 05:52:49,390 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 121 transitions. [2021-11-21 05:52:49,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-21 05:52:49,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:49,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:52:58,503 INFO L134 CoverageAnalysis]: Checked inductivity of 5671 backedges. 0 proven. 5671 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:52:58,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:52:58,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 118 states and 122 transitions. [2021-11-21 05:52:58,958 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 122 transitions. [2021-11-21 05:52:58,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-21 05:52:58,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:52:58,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:52:59,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:08,159 INFO L134 CoverageAnalysis]: Checked inductivity of 5778 backedges. 0 proven. 5778 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:08,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:08,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 119 states and 123 transitions. [2021-11-21 05:53:08,622 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 123 transitions. [2021-11-21 05:53:08,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-21 05:53:08,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:08,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:08,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:18,035 INFO L134 CoverageAnalysis]: Checked inductivity of 5886 backedges. 0 proven. 5886 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:18,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:18,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 120 states and 124 transitions. [2021-11-21 05:53:18,499 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 124 transitions. [2021-11-21 05:53:18,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-21 05:53:18,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:18,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:28,099 INFO L134 CoverageAnalysis]: Checked inductivity of 5995 backedges. 0 proven. 5995 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:28,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:28,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 121 states and 125 transitions. [2021-11-21 05:53:28,568 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 125 transitions. [2021-11-21 05:53:28,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-21 05:53:28,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:28,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:38,323 INFO L134 CoverageAnalysis]: Checked inductivity of 6105 backedges. 0 proven. 6105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:38,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:38,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 122 states and 126 transitions. [2021-11-21 05:53:38,798 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 126 transitions. [2021-11-21 05:53:38,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 05:53:38,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:38,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:48,676 INFO L134 CoverageAnalysis]: Checked inductivity of 6216 backedges. 0 proven. 6216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:49,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:49,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 123 states and 127 transitions. [2021-11-21 05:53:49,163 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 127 transitions. [2021-11-21 05:53:49,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 05:53:49,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:49,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:59,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6328 backedges. 0 proven. 6328 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:59,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 124 states and 128 transitions. [2021-11-21 05:53:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 128 transitions. [2021-11-21 05:53:59,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 05:53:59,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:59,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:09,989 INFO L134 CoverageAnalysis]: Checked inductivity of 6441 backedges. 0 proven. 6441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:10,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:10,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 125 states and 129 transitions. [2021-11-21 05:54:10,485 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 129 transitions. [2021-11-21 05:54:10,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-21 05:54:10,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:10,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:20,925 INFO L134 CoverageAnalysis]: Checked inductivity of 6555 backedges. 0 proven. 6555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:21,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:21,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 126 states and 130 transitions. [2021-11-21 05:54:21,414 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 130 transitions. [2021-11-21 05:54:21,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-21 05:54:21,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:21,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:21,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:32,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6670 backedges. 0 proven. 6670 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:32,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 127 states and 131 transitions. [2021-11-21 05:54:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 131 transitions. [2021-11-21 05:54:32,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-21 05:54:32,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:32,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:32,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:43,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6786 backedges. 0 proven. 6786 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:43,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 128 states and 132 transitions. [2021-11-21 05:54:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2021-11-21 05:54:43,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 05:54:43,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:43,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:43,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:54,846 INFO L134 CoverageAnalysis]: Checked inductivity of 6903 backedges. 0 proven. 6903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:55,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:55,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 129 states and 133 transitions. [2021-11-21 05:54:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2021-11-21 05:54:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 05:54:55,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:55,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:55,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:06,505 INFO L134 CoverageAnalysis]: Checked inductivity of 7021 backedges. 0 proven. 7021 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:07,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:07,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 130 states and 134 transitions. [2021-11-21 05:55:07,024 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2021-11-21 05:55:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-21 05:55:07,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:07,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:18,362 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:18,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:18,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 131 states and 135 transitions. [2021-11-21 05:55:18,884 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2021-11-21 05:55:18,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-21 05:55:18,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:18,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:30,490 INFO L134 CoverageAnalysis]: Checked inductivity of 7260 backedges. 0 proven. 7260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:31,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:31,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2021-11-21 05:55:31,006 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2021-11-21 05:55:31,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-21 05:55:31,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:31,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 7381 backedges. 0 proven. 7381 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:43,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 133 states and 137 transitions. [2021-11-21 05:55:43,286 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 137 transitions. [2021-11-21 05:55:43,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 05:55:43,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:43,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:55,221 INFO L134 CoverageAnalysis]: Checked inductivity of 7503 backedges. 0 proven. 7503 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:55,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:55,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 134 states and 138 transitions. [2021-11-21 05:55:55,749 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions. [2021-11-21 05:55:55,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 05:55:55,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:55,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:55,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:07,910 INFO L134 CoverageAnalysis]: Checked inductivity of 7626 backedges. 0 proven. 7626 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:08,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:08,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2021-11-21 05:56:08,439 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2021-11-21 05:56:08,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-21 05:56:08,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:08,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:08,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 7750 backedges. 0 proven. 7750 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:21,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:21,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 136 states and 140 transitions. [2021-11-21 05:56:21,310 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 140 transitions. [2021-11-21 05:56:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-21 05:56:21,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:21,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:21,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:33,862 INFO L134 CoverageAnalysis]: Checked inductivity of 7875 backedges. 0 proven. 7875 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:34,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:34,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2021-11-21 05:56:34,402 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2021-11-21 05:56:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-21 05:56:34,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:34,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:47,136 INFO L134 CoverageAnalysis]: Checked inductivity of 8001 backedges. 0 proven. 8001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:47,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:47,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2021-11-21 05:56:47,691 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2021-11-21 05:56:47,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 05:56:47,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:47,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:00,641 INFO L134 CoverageAnalysis]: Checked inductivity of 8128 backedges. 0 proven. 8128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:01,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:01,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 139 states and 143 transitions. [2021-11-21 05:57:01,189 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 143 transitions. [2021-11-21 05:57:01,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-21 05:57:01,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:01,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8256 backedges. 0 proven. 8256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:14,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:14,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 140 states and 144 transitions. [2021-11-21 05:57:14,868 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 144 transitions. [2021-11-21 05:57:14,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-21 05:57:14,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:14,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:28,224 INFO L134 CoverageAnalysis]: Checked inductivity of 8385 backedges. 0 proven. 8385 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:28,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:28,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 141 states and 145 transitions. [2021-11-21 05:57:28,786 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 145 transitions. [2021-11-21 05:57:28,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-21 05:57:28,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:28,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat