./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind.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_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/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_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/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_fe05e520-9412-4595-924f-509d423a96b8/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 c51b17720ce1dad8733576d816f307564aabdff8c7a86cf8d9848ed8571cafd2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:04:36,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:04:36,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:04:36,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:04:36,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:04:36,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:04:36,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:04:36,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:04:36,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:04:36,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:04:36,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:04:36,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:04:36,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:04:36,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:04:36,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:04:36,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:04:36,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:04:36,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:04:36,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:04:36,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:04:36,380 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:04:36,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:04:36,385 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:04:36,386 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:04:36,390 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:04:36,390 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:04:36,391 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:04:36,392 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:04:36,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:04:36,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:04:36,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:04:36,400 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:04:36,402 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:04:36,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:04:36,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:04:36,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:04:36,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:04:36,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:04:36,407 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:04:36,408 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:04:36,409 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:04:36,410 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 06:04:36,458 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:04:36,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:04:36,460 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:04:36,460 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:04:36,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:04:36,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:04:36,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:04:36,462 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:04:36,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:04:36,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:04:36,470 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:04:36,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:04:36,470 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:04:36,470 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:04:36,471 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:04:36,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:04:36,471 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:04:36,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:04:36,471 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:04:36,472 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:04:36,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:04:36,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:04:36,472 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:04:36,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:04:36,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:04:36,473 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:04:36,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:04:36,473 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:04:36,474 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_fe05e520-9412-4595-924f-509d423a96b8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c51b17720ce1dad8733576d816f307564aabdff8c7a86cf8d9848ed8571cafd2 [2021-11-21 06:04:36,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:04:36,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:04:36,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:04:36,849 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:04:36,850 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:04:36,860 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c [2021-11-21 06:04:36,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/data/d59b30473/cb26d0b250ee4209a3742caa408db5db/FLAG4cbb7940d [2021-11-21 06:04:37,388 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:04:37,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c [2021-11-21 06:04:37,402 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/data/d59b30473/cb26d0b250ee4209a3742caa408db5db/FLAG4cbb7940d [2021-11-21 06:04:37,764 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/data/d59b30473/cb26d0b250ee4209a3742caa408db5db [2021-11-21 06:04:37,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:04:37,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:04:37,769 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:04:37,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:04:37,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:04:37,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:04:37" (1/1) ... [2021-11-21 06:04:37,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb57dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:37, skipping insertion in model container [2021-11-21 06:04:37,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:04:37" (1/1) ... [2021-11-21 06:04:37,782 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:04:37,795 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:04:38,033 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_fe05e520-9412-4595-924f-509d423a96b8/sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c[414,427] [2021-11-21 06:04:38,056 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:04:38,064 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:04:38,079 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_fe05e520-9412-4595-924f-509d423a96b8/sv-benchmarks/c/array-cav19/array_init_var_plus_ind.c[414,427] [2021-11-21 06:04:38,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:04:38,105 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:04:38,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38 WrapperNode [2021-11-21 06:04:38,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:04:38,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:04:38,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:04:38,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:04:38,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,147 INFO L137 Inliner]: procedures = 15, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2021-11-21 06:04:38,147 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:04:38,148 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:04:38,148 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:04:38,148 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:04:38,156 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,176 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,177 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:04:38,182 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:04:38,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:04:38,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:04:38,184 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,191 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:04:38,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:04:38,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:04:38,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe05e520-9412-4595-924f-509d423a96b8/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:04:38,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:04:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:04:38,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:04:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:04:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:04:38,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:04:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:04:38,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:04:38,355 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:04:38,357 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:04:38,510 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:04:38,531 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:04:38,531 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 06:04:38,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:04:38 BoogieIcfgContainer [2021-11-21 06:04:38,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:04:38,535 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:04:38,535 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:04:38,545 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:04:38,545 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:04:38" (1/1) ... [2021-11-21 06:04:38,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:04:38,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2021-11-21 06:04:38,608 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2021-11-21 06:04:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 06:04:38,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:38,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:38,771 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 06:04:38,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:38,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2021-11-21 06:04:38,809 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2021-11-21 06:04:38,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 06:04:38,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:38,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:38,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:38,925 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 06:04:39,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-21 06:04:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-21 06:04:39,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:04:39,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:39,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:39,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:39,137 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 06:04:39,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:39,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 17 states and 28 transitions. [2021-11-21 06:04:39,355 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 28 transitions. [2021-11-21 06:04:39,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:04:39,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:39,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:39,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:39,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:39,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:39,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2021-11-21 06:04:39,455 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2021-11-21 06:04:39,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 06:04:39,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:39,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:39,595 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:39,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:39,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2021-11-21 06:04:39,983 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2021-11-21 06:04:39,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:04:39,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:39,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:40,238 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 06:04:41,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:41,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 24 states and 36 transitions. [2021-11-21 06:04:41,212 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 36 transitions. [2021-11-21 06:04:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:04:41,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:41,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:41,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:41,285 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:41,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:41,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2021-11-21 06:04:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2021-11-21 06:04:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:04:41,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:41,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:41,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:41,838 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:42,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:42,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2021-11-21 06:04:42,571 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2021-11-21 06:04:42,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:04:42,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:42,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:42,675 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:43,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:43,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 47 transitions. [2021-11-21 06:04:43,009 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 47 transitions. [2021-11-21 06:04:43,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:04:43,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:43,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:43,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:44,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:44,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 36 states and 61 transitions. [2021-11-21 06:04:44,411 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 61 transitions. [2021-11-21 06:04:44,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 06:04:44,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:44,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:44,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:44,697 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:45,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:45,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2021-11-21 06:04:45,082 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2021-11-21 06:04:45,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:45,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:45,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:45,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:45,560 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:47,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:47,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 43 states and 73 transitions. [2021-11-21 06:04:47,256 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2021-11-21 06:04:47,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:47,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:47,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:47,342 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:47,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:47,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 45 states and 80 transitions. [2021-11-21 06:04:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 80 transitions. [2021-11-21 06:04:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 06:04:47,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:47,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:47,775 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:48,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:48,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 47 states and 83 transitions. [2021-11-21 06:04:48,384 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2021-11-21 06:04:48,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:04:48,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:48,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:48,638 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:49,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 51 states and 93 transitions. [2021-11-21 06:04:49,794 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 93 transitions. [2021-11-21 06:04:49,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:04:49,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:49,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:49,903 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:50,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:50,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 52 states and 93 transitions. [2021-11-21 06:04:50,977 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 93 transitions. [2021-11-21 06:04:50,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:04:50,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:50,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:51,498 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:53,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:53,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 56 states and 103 transitions. [2021-11-21 06:04:53,677 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 103 transitions. [2021-11-21 06:04:53,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:04:53,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:53,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:53,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:53,795 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 06:04:54,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 58 states and 111 transitions. [2021-11-21 06:04:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 111 transitions. [2021-11-21 06:04:54,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:04:54,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:54,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:54,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:54,629 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:55,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:55,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 59 states and 114 transitions. [2021-11-21 06:04:55,342 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 114 transitions. [2021-11-21 06:04:55,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:04:55,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:55,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:55,418 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:55,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:55,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 61 states and 118 transitions. [2021-11-21 06:04:55,794 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 118 transitions. [2021-11-21 06:04:55,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:04:55,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:55,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:56,005 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:56,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:56,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 119 transitions. [2021-11-21 06:04:56,401 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 119 transitions. [2021-11-21 06:04:56,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:04:56,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:56,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:56,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:56,481 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:57,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:57,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 66 states and 127 transitions. [2021-11-21 06:04:57,439 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 127 transitions. [2021-11-21 06:04:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:04:57,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:57,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:57,804 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:59,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:59,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 69 states and 130 transitions. [2021-11-21 06:04:59,387 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 130 transitions. [2021-11-21 06:04:59,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:04:59,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:59,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:59,529 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:00,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:00,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 71 states and 138 transitions. [2021-11-21 06:05:00,231 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 138 transitions. [2021-11-21 06:05:00,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:05:00,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:00,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:00,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:00,476 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:00,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:00,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 73 states and 143 transitions. [2021-11-21 06:05:00,978 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 143 transitions. [2021-11-21 06:05:00,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:05:00,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:00,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:08,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:08,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 82 states and 165 transitions. [2021-11-21 06:05:08,712 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 165 transitions. [2021-11-21 06:05:08,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:05:08,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:08,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:08,948 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:10,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:10,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 86 states and 175 transitions. [2021-11-21 06:05:10,239 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 175 transitions. [2021-11-21 06:05:10,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:05:10,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:10,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:10,347 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:10,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 88 states and 177 transitions. [2021-11-21 06:05:10,803 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 177 transitions. [2021-11-21 06:05:10,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:05:10,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:10,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:10,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:12,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:12,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 90 states and 179 transitions. [2021-11-21 06:05:12,092 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 179 transitions. [2021-11-21 06:05:12,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:05:12,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:12,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:12,283 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:13,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:13,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 92 states and 188 transitions. [2021-11-21 06:05:13,399 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 188 transitions. [2021-11-21 06:05:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 06:05:13,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:13,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:13,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:13,627 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:14,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:14,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 94 states and 193 transitions. [2021-11-21 06:05:14,260 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 193 transitions. [2021-11-21 06:05:14,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:05:14,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:14,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:14,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:20,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:20,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 101 states and 213 transitions. [2021-11-21 06:05:20,635 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 213 transitions. [2021-11-21 06:05:20,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:05:20,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:20,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:21,116 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 20 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:22,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:22,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 105 states and 225 transitions. [2021-11-21 06:05:22,944 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 225 transitions. [2021-11-21 06:05:22,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:05:22,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:22,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:23,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:23,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 107 states and 228 transitions. [2021-11-21 06:05:23,653 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 228 transitions. [2021-11-21 06:05:23,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:05:23,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:23,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:23,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:23,749 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:24,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:24,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 109 states and 230 transitions. [2021-11-21 06:05:24,448 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 230 transitions. [2021-11-21 06:05:24,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:05:24,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:24,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,553 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:25,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:25,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 105 states and 222 transitions. [2021-11-21 06:05:25,196 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 222 transitions. [2021-11-21 06:05:25,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:05:25,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:25,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:25,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:25,418 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:26,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:26,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 107 states and 232 transitions. [2021-11-21 06:05:26,611 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 232 transitions. [2021-11-21 06:05:26,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:05:26,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:26,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:26,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:28,409 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 6 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:33,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 113 states and 249 transitions. [2021-11-21 06:05:33,648 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 249 transitions. [2021-11-21 06:05:33,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:05:33,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:33,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 30 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:35,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:35,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 117 states and 261 transitions. [2021-11-21 06:05:35,794 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 261 transitions. [2021-11-21 06:05:35,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:05:35,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:35,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:36,420 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:37,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:37,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 117 states and 260 transitions. [2021-11-21 06:05:37,624 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 260 transitions. [2021-11-21 06:05:37,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:05:37,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:37,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:37,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:38,102 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 12 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:40,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:40,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 119 states and 263 transitions. [2021-11-21 06:05:40,442 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 263 transitions. [2021-11-21 06:05:40,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:05:40,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:40,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:40,678 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:41,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 121 states and 273 transitions. [2021-11-21 06:05:41,970 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 273 transitions. [2021-11-21 06:05:41,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:05:41,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:41,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:41,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:44,230 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:56,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:56,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 133 states and 310 transitions. [2021-11-21 06:05:56,643 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 310 transitions. [2021-11-21 06:05:56,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:05:56,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:56,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 12 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:57,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:57,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 135 states and 320 transitions. [2021-11-21 06:05:57,508 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 320 transitions. [2021-11-21 06:05:57,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:05:57,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:57,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:57,584 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:59,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:59,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 137 states and 322 transitions. [2021-11-21 06:05:59,273 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 322 transitions. [2021-11-21 06:05:59,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:05:59,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:59,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:59,343 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:00,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:00,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 139 states and 324 transitions. [2021-11-21 06:06:00,997 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 324 transitions. [2021-11-21 06:06:00,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:06:00,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:00,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:01,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:01,062 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:01,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:01,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 141 states and 327 transitions. [2021-11-21 06:06:01,933 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 327 transitions. [2021-11-21 06:06:01,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:06:01,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:01,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:01,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:02,383 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 42 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:04,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:04,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 145 states and 340 transitions. [2021-11-21 06:06:04,667 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 340 transitions. [2021-11-21 06:06:04,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:06:04,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:04,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:04,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:05,168 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:06,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:06,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 145 states and 339 transitions. [2021-11-21 06:06:06,395 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 339 transitions. [2021-11-21 06:06:06,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:06:06,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:06,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:06,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:21,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:21,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 157 states and 388 transitions. [2021-11-21 06:06:21,863 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 388 transitions. [2021-11-21 06:06:21,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:06:21,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:21,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:22,192 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:23,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:23,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 159 states and 400 transitions. [2021-11-21 06:06:23,823 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 400 transitions. [2021-11-21 06:06:23,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:06:23,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:23,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:23,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:24,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:24,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 159 states and 399 transitions. [2021-11-21 06:06:24,910 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 399 transitions. [2021-11-21 06:06:24,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:06:24,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:24,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:25,382 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 20 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:26,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:26,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 161 states and 410 transitions. [2021-11-21 06:06:26,519 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 410 transitions. [2021-11-21 06:06:26,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:06:26,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:26,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:26,643 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 20 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:28,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:28,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 161 states and 409 transitions. [2021-11-21 06:06:28,455 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 409 transitions. [2021-11-21 06:06:28,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:06:28,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:28,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:28,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:28,626 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:29,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:29,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 163 states and 411 transitions. [2021-11-21 06:06:29,679 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 411 transitions. [2021-11-21 06:06:29,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:06:29,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:29,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:29,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:30,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:30,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 163 states and 410 transitions. [2021-11-21 06:06:30,781 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 410 transitions. [2021-11-21 06:06:30,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:06:30,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:30,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:30,959 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:32,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:32,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 159 states and 402 transitions. [2021-11-21 06:06:32,208 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 402 transitions. [2021-11-21 06:06:32,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:06:32,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:32,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:32,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:32,725 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 56 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:35,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:35,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 163 states and 417 transitions. [2021-11-21 06:06:35,395 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 417 transitions. [2021-11-21 06:06:35,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 06:06:35,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:35,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:35,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:36,041 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 6 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:37,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:37,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 163 states and 416 transitions. [2021-11-21 06:06:37,302 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 416 transitions. [2021-11-21 06:06:37,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:06:37,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:37,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:37,772 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 30 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:40,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:40,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 165 states and 419 transitions. [2021-11-21 06:06:40,097 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 419 transitions. [2021-11-21 06:06:40,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:06:40,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:40,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:42,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:42,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 167 states and 431 transitions. [2021-11-21 06:06:42,268 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 431 transitions. [2021-11-21 06:06:42,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:06:42,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:42,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:42,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 30 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:43,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:43,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 169 states and 442 transitions. [2021-11-21 06:06:43,318 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 442 transitions. [2021-11-21 06:06:43,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:06:43,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:43,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:43,861 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:06:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:45,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 169 states and 441 transitions. [2021-11-21 06:06:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 441 transitions. [2021-11-21 06:06:45,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:06:45,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:45,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:49,190 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:07,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:07,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 181 states and 488 transitions. [2021-11-21 06:07:07,974 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 488 transitions. [2021-11-21 06:07:07,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:07:07,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:07,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:10,618 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 72 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:15,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:15,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 184 states and 493 transitions. [2021-11-21 06:07:15,009 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 493 transitions. [2021-11-21 06:07:15,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:07:15,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:15,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:15,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:15,081 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:17,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:17,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 186 states and 495 transitions. [2021-11-21 06:07:17,423 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 495 transitions. [2021-11-21 06:07:17,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:07:17,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:17,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:17,969 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 12 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:19,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:19,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 186 states and 494 transitions. [2021-11-21 06:07:19,540 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 494 transitions. [2021-11-21 06:07:19,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:07:19,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:19,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:19,612 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:21,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:21,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 188 states and 498 transitions. [2021-11-21 06:07:21,881 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 498 transitions. [2021-11-21 06:07:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:07:21,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:21,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:21,951 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:24,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:24,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 190 states and 500 transitions. [2021-11-21 06:07:24,304 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 500 transitions. [2021-11-21 06:07:24,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:07:24,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:24,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 9 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:25,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 192 states and 502 transitions. [2021-11-21 06:07:25,600 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 502 transitions. [2021-11-21 06:07:25,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:07:25,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:25,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:27,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:27,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 194 states and 515 transitions. [2021-11-21 06:07:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 515 transitions. [2021-11-21 06:07:27,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:07:27,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:27,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:27,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:30,011 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 42 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:36,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:36,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 196 states and 516 transitions. [2021-11-21 06:07:36,616 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 516 transitions. [2021-11-21 06:07:36,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:07:36,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:36,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:36,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:36,718 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 42 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:38,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:38,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 198 states and 522 transitions. [2021-11-21 06:07:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 522 transitions. [2021-11-21 06:07:38,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:07:38,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:38,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:39,347 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 2 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:40,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:40,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 198 states and 521 transitions. [2021-11-21 06:07:40,916 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 521 transitions. [2021-11-21 06:07:40,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:07:40,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:40,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:41,088 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 2 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:07:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:42,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 198 states and 520 transitions. [2021-11-21 06:07:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 520 transitions. [2021-11-21 06:07:42,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:07:42,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:42,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:46,554 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:06,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:06,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 210 states and 580 transitions. [2021-11-21 06:08:06,077 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 580 transitions. [2021-11-21 06:08:06,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:08:06,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:06,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:06,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:06,676 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 90 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:10,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:10,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 213 states and 588 transitions. [2021-11-21 06:08:10,786 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 588 transitions. [2021-11-21 06:08:10,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:08:10,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:10,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:11,482 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:12,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:12,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 215 states and 590 transitions. [2021-11-21 06:08:12,860 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 590 transitions. [2021-11-21 06:08:12,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:08:12,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:12,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:13,555 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 20 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:15,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:15,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 215 states and 589 transitions. [2021-11-21 06:08:15,458 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 589 transitions. [2021-11-21 06:08:15,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:08:15,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:15,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:16,175 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:17,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:17,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 217 states and 591 transitions. [2021-11-21 06:08:17,611 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 591 transitions. [2021-11-21 06:08:17,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:08:17,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:17,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:17,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:18,262 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:19,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 219 states and 593 transitions. [2021-11-21 06:08:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 593 transitions. [2021-11-21 06:08:19,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:08:19,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:19,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:21,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:21,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 219 states and 592 transitions. [2021-11-21 06:08:21,466 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 592 transitions. [2021-11-21 06:08:21,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:08:21,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:21,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:21,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:21,611 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 20 proven. 97 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:23,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 219 states and 591 transitions. [2021-11-21 06:08:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 591 transitions. [2021-11-21 06:08:23,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:08:23,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:23,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:24,032 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:25,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:25,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 219 states and 590 transitions. [2021-11-21 06:08:25,360 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 590 transitions. [2021-11-21 06:08:25,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:08:25,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:25,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 82 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:27,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:27,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 211 states and 576 transitions. [2021-11-21 06:08:27,490 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 576 transitions. [2021-11-21 06:08:27,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:08:27,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:27,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:27,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:27,878 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:29,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 213 states and 590 transitions. [2021-11-21 06:08:29,934 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 590 transitions. [2021-11-21 06:08:29,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:08:29,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:29,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:30,611 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 56 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:34,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 215 states and 595 transitions. [2021-11-21 06:08:34,791 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 595 transitions. [2021-11-21 06:08:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:08:34,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:34,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:34,897 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 56 proven. 102 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:36,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:36,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 217 states and 600 transitions. [2021-11-21 06:08:36,025 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 600 transitions. [2021-11-21 06:08:36,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:08:36,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:36,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:36,926 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 6 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:38,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:38,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 217 states and 599 transitions. [2021-11-21 06:08:38,744 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 599 transitions. [2021-11-21 06:08:38,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:08:38,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:38,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:38,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:38,939 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 6 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:40,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:40,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 217 states and 598 transitions. [2021-11-21 06:08:40,686 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 598 transitions. [2021-11-21 06:08:40,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:08:40,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:40,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:41,379 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 30 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:43,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:43,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 219 states and 605 transitions. [2021-11-21 06:08:43,367 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 605 transitions. [2021-11-21 06:08:43,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:08:43,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:43,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:43,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 110 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:47,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:47,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 222 states and 611 transitions. [2021-11-21 06:08:47,074 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 611 transitions. [2021-11-21 06:08:47,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:08:47,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:47,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:48,219 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:50,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:50,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 222 states and 610 transitions. [2021-11-21 06:08:50,310 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 610 transitions. [2021-11-21 06:08:50,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:08:50,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:50,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:50,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 30 proven. 109 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:53,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:53,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 224 states and 614 transitions. [2021-11-21 06:08:53,134 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 614 transitions. [2021-11-21 06:08:53,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 06:08:53,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:53,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:53,764 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:08:55,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:55,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 224 states and 613 transitions. [2021-11-21 06:08:55,178 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 613 transitions. [2021-11-21 06:08:55,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:08:55,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:55,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:02,116 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:09:35,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:35,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 239 states and 668 transitions. [2021-11-21 06:09:35,702 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 668 transitions. [2021-11-21 06:09:35,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:09:35,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:35,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:36,163 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:09:38,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:38,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 241 states and 683 transitions. [2021-11-21 06:09:38,665 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 683 transitions. [2021-11-21 06:09:38,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:09:38,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:38,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:38,750 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:09:41,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:41,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 243 states and 685 transitions. [2021-11-21 06:09:41,998 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 685 transitions. [2021-11-21 06:09:41,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:09:41,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:41,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:42,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:42,692 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 72 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:09:44,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:44,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 245 states and 690 transitions. [2021-11-21 06:09:44,679 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 690 transitions. [2021-11-21 06:09:44,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:09:44,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:44,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:44,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:44,759 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:09:48,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 247 states and 692 transitions. [2021-11-21 06:09:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 692 transitions. [2021-11-21 06:09:48,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:09:48,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:48,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:48,837 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 12 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:09:50,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:50,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 247 states and 691 transitions. [2021-11-21 06:09:50,751 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 691 transitions. [2021-11-21 06:09:50,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:09:50,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:50,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:50,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:50,828 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:09:54,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:54,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 249 states and 695 transitions. [2021-11-21 06:09:54,104 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 695 transitions. [2021-11-21 06:09:54,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:09:54,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:54,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:54,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:54,182 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:09:57,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:57,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 251 states and 697 transitions. [2021-11-21 06:09:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 697 transitions. [2021-11-21 06:09:57,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:09:57,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:57,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:57,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:57,657 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 72 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:02,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:02,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 255 states and 708 transitions. [2021-11-21 06:10:02,167 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 708 transitions. [2021-11-21 06:10:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:10:02,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:02,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:02,365 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 12 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:03,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:03,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 255 states and 707 transitions. [2021-11-21 06:10:03,947 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 707 transitions. [2021-11-21 06:10:03,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:10:03,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:03,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:03,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:04,023 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:05,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:05,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 257 states and 709 transitions. [2021-11-21 06:10:05,947 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 709 transitions. [2021-11-21 06:10:05,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:10:05,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:05,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:05,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:06,014 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:07,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 259 states and 711 transitions. [2021-11-21 06:10:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 711 transitions. [2021-11-21 06:10:07,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:10:07,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:07,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 132 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:12,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:12,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 262 states and 717 transitions. [2021-11-21 06:10:12,204 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 717 transitions. [2021-11-21 06:10:12,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:10:12,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:12,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:13,226 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 42 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 264 states and 726 transitions. [2021-11-21 06:10:15,500 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 726 transitions. [2021-11-21 06:10:15,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:10:15,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:15,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 42 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:17,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:17,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 266 states and 728 transitions. [2021-11-21 06:10:17,437 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 728 transitions. [2021-11-21 06:10:17,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:10:17,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:17,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:17,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:18,727 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 2 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:21,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 266 states and 727 transitions. [2021-11-21 06:10:21,047 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 727 transitions. [2021-11-21 06:10:21,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:10:21,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:21,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:21,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:21,756 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 2 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:10:23,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 266 states and 726 transitions. [2021-11-21 06:10:23,539 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 726 transitions. [2021-11-21 06:10:23,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:10:23,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:23,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:23,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:30,488 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:00,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 278 states and 794 transitions. [2021-11-21 06:11:00,226 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 794 transitions. [2021-11-21 06:11:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:00,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:00,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:03,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 280 states and 810 transitions. [2021-11-21 06:11:03,350 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 810 transitions. [2021-11-21 06:11:03,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:03,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:03,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:04,467 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:06,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:06,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 282 states and 812 transitions. [2021-11-21 06:11:06,523 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 812 transitions. [2021-11-21 06:11:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:06,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:06,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:07,263 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 90 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:09,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 284 states and 817 transitions. [2021-11-21 06:11:09,535 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 817 transitions. [2021-11-21 06:11:09,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:09,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:09,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:09,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:10,579 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:15,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:15,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 287 states and 827 transitions. [2021-11-21 06:11:15,631 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 827 transitions. [2021-11-21 06:11:15,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:15,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:15,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 20 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:20,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:20,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 289 states and 831 transitions. [2021-11-21 06:11:20,542 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 831 transitions. [2021-11-21 06:11:20,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:20,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:20,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:20,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:21,562 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:23,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 291 states and 833 transitions. [2021-11-21 06:11:23,500 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 833 transitions. [2021-11-21 06:11:23,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:23,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:23,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:23,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:24,671 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:26,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:26,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 293 states and 835 transitions. [2021-11-21 06:11:26,479 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 835 transitions. [2021-11-21 06:11:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:26,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:26,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:26,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:27,528 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:29,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:29,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 295 states and 838 transitions. [2021-11-21 06:11:29,526 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 838 transitions. [2021-11-21 06:11:29,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:29,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:29,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:30,558 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:32,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 293 states and 833 transitions. [2021-11-21 06:11:32,448 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 833 transitions. [2021-11-21 06:11:32,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:32,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:32,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 90 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:37,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:37,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 297 states and 845 transitions. [2021-11-21 06:11:37,740 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 845 transitions. [2021-11-21 06:11:37,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:37,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:37,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:37,850 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 90 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:39,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:39,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 297 states and 844 transitions. [2021-11-21 06:11:39,533 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 844 transitions. [2021-11-21 06:11:39,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:39,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:39,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:39,698 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 20 proven. 127 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:41,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 297 states and 843 transitions. [2021-11-21 06:11:41,514 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 843 transitions. [2021-11-21 06:11:41,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:41,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:41,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:41,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:42,511 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:44,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:44,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 299 states and 846 transitions. [2021-11-21 06:11:44,413 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 846 transitions. [2021-11-21 06:11:44,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:44,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:44,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:44,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:45,580 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:47,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:47,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 291 states and 832 transitions. [2021-11-21 06:11:47,754 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 832 transitions. [2021-11-21 06:11:47,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:11:47,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:47,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:48,784 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:50,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:50,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 289 states and 827 transitions. [2021-11-21 06:11:50,948 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 827 transitions. [2021-11-21 06:11:50,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:11:50,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:50,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:51,821 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 156 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:55,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 292 states and 834 transitions. [2021-11-21 06:11:55,813 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 834 transitions. [2021-11-21 06:11:55,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:11:55,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:55,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:56,766 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 56 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:11:59,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:59,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 294 states and 843 transitions. [2021-11-21 06:11:59,331 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 843 transitions. [2021-11-21 06:11:59,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:11:59,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:59,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:59,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:59,485 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 56 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:01,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:01,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 296 states and 845 transitions. [2021-11-21 06:12:01,255 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 845 transitions. [2021-11-21 06:12:01,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:12:01,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:01,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:02,592 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 6 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:05,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:05,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 296 states and 844 transitions. [2021-11-21 06:12:05,151 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 844 transitions. [2021-11-21 06:12:05,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 06:12:05,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:05,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:05,787 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 6 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:07,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:07,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 296 states and 843 transitions. [2021-11-21 06:12:07,661 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 843 transitions. [2021-11-21 06:12:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:12:07,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:07,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:08,513 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 110 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:12,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:12,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 298 states and 848 transitions. [2021-11-21 06:12:12,958 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 848 transitions. [2021-11-21 06:12:12,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:12:12,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:12,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:12,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:13,478 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:16,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:16,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 300 states and 864 transitions. [2021-11-21 06:12:16,150 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 864 transitions. [2021-11-21 06:12:16,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:12:16,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:16,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:16,260 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 110 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:18,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:18,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 300 states and 863 transitions. [2021-11-21 06:12:18,017 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 863 transitions. [2021-11-21 06:12:18,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:12:18,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:18,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:18,357 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 110 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:19,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:19,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 302 states and 868 transitions. [2021-11-21 06:12:19,969 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 868 transitions. [2021-11-21 06:12:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:12:19,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:19,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:19,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:20,871 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 30 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:23,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:23,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 302 states and 867 transitions. [2021-11-21 06:12:23,509 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 867 transitions. [2021-11-21 06:12:23,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:12:23,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:23,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:23,730 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 30 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:25,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:25,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 304 states and 869 transitions. [2021-11-21 06:12:25,627 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 869 transitions. [2021-11-21 06:12:25,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:12:25,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:25,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:25,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:30,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:30,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 304 states and 868 transitions. [2021-11-21 06:12:30,256 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 868 transitions. [2021-11-21 06:12:30,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:12:30,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:30,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:30,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:31,428 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 130 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:12:33,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:33,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 304 states and 867 transitions. [2021-11-21 06:12:33,374 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 867 transitions. [2021-11-21 06:12:33,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:12:33,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:33,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:33,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:44,201 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:33,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:33,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 319 states and 929 transitions. [2021-11-21 06:13:33,214 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 929 transitions. [2021-11-21 06:13:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:13:33,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:33,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:34,164 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 182 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:38,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 322 states and 936 transitions. [2021-11-21 06:13:38,607 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 936 transitions. [2021-11-21 06:13:38,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:13:38,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:38,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:38,681 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:43,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:43,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 324 states and 938 transitions. [2021-11-21 06:13:43,381 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 938 transitions. [2021-11-21 06:13:43,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:13:43,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:43,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:43,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:44,469 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 72 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:47,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:47,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 940 states to 326 states and 940 transitions. [2021-11-21 06:13:47,152 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 940 transitions. [2021-11-21 06:13:47,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:13:47,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:47,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:47,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:47,247 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:52,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:52,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 328 states and 942 transitions. [2021-11-21 06:13:52,082 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 942 transitions. [2021-11-21 06:13:52,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:13:52,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:52,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:52,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:53,535 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:13:58,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:58,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 330 states and 946 transitions. [2021-11-21 06:13:58,471 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 946 transitions. [2021-11-21 06:13:58,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:13:58,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:58,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:58,621 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 72 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:00,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:00,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 332 states and 954 transitions. [2021-11-21 06:14:00,899 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 954 transitions. [2021-11-21 06:14:00,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:14:00,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:00,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:00,988 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:05,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:05,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 334 states and 956 transitions. [2021-11-21 06:14:05,612 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 956 transitions. [2021-11-21 06:14:05,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:14:05,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:05,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:05,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:05,699 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:10,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:10,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 336 states and 958 transitions. [2021-11-21 06:14:10,044 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 958 transitions. [2021-11-21 06:14:10,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:14:10,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:10,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:10,691 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:12,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:12,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 336 states and 957 transitions. [2021-11-21 06:14:12,848 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 957 transitions. [2021-11-21 06:14:12,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:14:12,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:12,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:15,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:15,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 338 states and 961 transitions. [2021-11-21 06:14:15,291 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 961 transitions. [2021-11-21 06:14:15,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:14:15,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:15,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:15,365 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:20,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:20,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 340 states and 963 transitions. [2021-11-21 06:14:20,076 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 963 transitions. [2021-11-21 06:14:20,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:14:20,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:20,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:20,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:20,166 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:22,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:22,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 342 states and 965 transitions. [2021-11-21 06:14:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 965 transitions. [2021-11-21 06:14:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 06:14:22,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:22,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:22,842 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 30 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:27,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:27,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 344 states and 967 transitions. [2021-11-21 06:14:27,583 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 967 transitions. [2021-11-21 06:14:27,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:14:27,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:27,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:27,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:28,186 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:31,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 346 states and 984 transitions. [2021-11-21 06:14:31,500 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 984 transitions. [2021-11-21 06:14:31,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:14:31,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:32,520 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 132 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:39,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 349 states and 994 transitions. [2021-11-21 06:14:39,778 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 994 transitions. [2021-11-21 06:14:39,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:14:39,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:39,902 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 132 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:41,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:41,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 351 states and 999 transitions. [2021-11-21 06:14:41,898 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 999 transitions. [2021-11-21 06:14:41,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:14:41,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:41,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:42,988 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 42 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:45,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:45,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 351 states and 998 transitions. [2021-11-21 06:14:45,963 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 998 transitions. [2021-11-21 06:14:45,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:14:45,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:45,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:46,343 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 42 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:48,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:48,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 353 states and 1000 transitions. [2021-11-21 06:14:48,272 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1000 transitions. [2021-11-21 06:14:48,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:14:48,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:48,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:50,098 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:53,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:53,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 353 states and 999 transitions. [2021-11-21 06:14:53,338 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 999 transitions. [2021-11-21 06:14:53,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 06:14:53,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:53,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:54,360 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 148 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:14:56,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:56,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 353 states and 998 transitions. [2021-11-21 06:14:56,594 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 998 transitions. [2021-11-21 06:14:56,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:14:56,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:56,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:07,069 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:52,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:52,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 365 states and 1076 transitions. [2021-11-21 06:15:52,301 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 1076 transitions. [2021-11-21 06:15:52,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:15:52,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:52,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:53,619 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 210 proven. 132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:15:58,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:58,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 368 states and 1084 transitions. [2021-11-21 06:15:58,909 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1084 transitions. [2021-11-21 06:15:58,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:15:58,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:58,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:00,500 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:09,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:09,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 373 states and 1096 transitions. [2021-11-21 06:16:09,977 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 1096 transitions. [2021-11-21 06:16:09,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:16:09,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:09,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:16:11,120 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 90 proven. 157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:16:14,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:16:14,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 375 states and 1098 transitions. [2021-11-21 06:16:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 1098 transitions. [2021-11-21 06:16:14,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 06:16:14,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:16:14,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:16:14,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat