./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/LexIndexValue-Pointer-3.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/LexIndexValue-Pointer-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 29e5ebbacca85d2fb1b0bd6d164adabb3234eca085536ff1d3458c8110967632 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:14:22,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:14:22,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:14:22,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:14:22,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:14:22,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:14:22,231 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:14:22,236 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:14:22,239 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:14:22,246 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:14:22,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:14:22,250 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:14:22,250 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:14:22,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:14:22,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:14:22,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:14:22,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:14:22,265 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:14:22,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:14:22,276 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:14:22,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:14:22,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:14:22,284 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:14:22,285 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:14:22,294 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:14:22,295 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:14:22,296 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:14:22,298 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:14:22,299 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:14:22,300 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:14:22,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:14:22,302 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:14:22,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:14:22,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:14:22,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:14:22,309 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:14:22,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:14:22,310 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:14:22,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:14:22,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:14:22,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:14:22,314 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2021-11-22 23:14:22,359 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:14:22,360 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:14:22,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:14:22,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:14:22,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:14:22,363 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:14:22,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:14:22,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:14:22,371 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-22 23:14:22,371 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-22 23:14:22,372 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-22 23:14:22,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:14:22,373 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:14:22,374 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:14:22,374 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:14:22,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:14:22,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:14:22,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:14:22,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:14:22,376 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:14:22,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:14:22,376 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_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29e5ebbacca85d2fb1b0bd6d164adabb3234eca085536ff1d3458c8110967632 [2021-11-22 23:14:22,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:14:22,796 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:14:22,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:14:22,800 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:14:22,801 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:14:22,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/termination-crafted/LexIndexValue-Pointer-3.c [2021-11-22 23:14:22,871 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/data/f39ad01a6/d05caf3fd8834cc3847f7d6e89d194ac/FLAG70bdcc985 [2021-11-22 23:14:23,414 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:14:23,416 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/sv-benchmarks/c/termination-crafted/LexIndexValue-Pointer-3.c [2021-11-22 23:14:23,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/data/f39ad01a6/d05caf3fd8834cc3847f7d6e89d194ac/FLAG70bdcc985 [2021-11-22 23:14:23,757 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/data/f39ad01a6/d05caf3fd8834cc3847f7d6e89d194ac [2021-11-22 23:14:23,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:14:23,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:14:23,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:14:23,763 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:14:23,766 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:14:23,767 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:14:23" (1/1) ... [2021-11-22 23:14:23,768 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d0d426b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:23, skipping insertion in model container [2021-11-22 23:14:23,768 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:14:23" (1/1) ... [2021-11-22 23:14:23,775 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:14:23,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:14:23,962 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:14:23,977 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:14:23,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:14:24,006 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:14:24,006 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24 WrapperNode [2021-11-22 23:14:24,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:14:24,008 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:14:24,008 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:14:24,008 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:14:24,016 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,039 INFO L137 Inliner]: procedures = 10, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2021-11-22 23:14:24,039 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:14:24,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:14:24,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:14:24,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:14:24,048 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,050 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,051 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,060 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,063 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:14:24,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:14:24,065 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:14:24,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:14:24,066 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,088 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:14:24,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:14:24,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:14:24,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f309b6cc-057b-4b0d-9172-288a0c4cb644/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:14:24,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:14:24,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:14:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:14:24,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:14:24,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:14:24,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:14:24,248 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:14:24,250 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:14:24,377 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:14:24,400 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:14:24,400 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-22 23:14:24,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:14:24 BoogieIcfgContainer [2021-11-22 23:14:24,403 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:14:24,404 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:14:24,404 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:14:24,414 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:14:24,422 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:14:24" (1/1) ... [2021-11-22 23:14:24,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:14:24,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:24,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 25 states and 28 transitions. [2021-11-22 23:14:24,507 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 28 transitions. [2021-11-22 23:14:24,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:14:24,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:24,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:24,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:24,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:24,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:24,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 26 states and 29 transitions. [2021-11-22 23:14:24,759 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2021-11-22 23:14:24,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:14:24,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:24,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:24,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:24,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2021-11-22 23:14:24,925 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2021-11-22 23:14:24,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:14:24,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:24,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:25,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:25,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:25,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2021-11-22 23:14:25,188 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2021-11-22 23:14:25,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:14:25,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:25,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:25,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:25,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:25,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2021-11-22 23:14:25,279 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2021-11-22 23:14:25,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:14:25,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:25,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:25,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:25,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:25,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:25,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2021-11-22 23:14:25,374 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2021-11-22 23:14:25,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-22 23:14:25,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:25,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:25,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:25,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:25,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:25,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 32 states and 42 transitions. [2021-11-22 23:14:25,838 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 42 transitions. [2021-11-22 23:14:25,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:14:25,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:25,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:25,965 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:26,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:26,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2021-11-22 23:14:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2021-11-22 23:14:26,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:14:26,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:26,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:26,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:26,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:26,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:26,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2021-11-22 23:14:26,384 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2021-11-22 23:14:26,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:14:26,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:26,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:26,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:26,444 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:26,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:26,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 34 states and 49 transitions. [2021-11-22 23:14:26,707 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 49 transitions. [2021-11-22 23:14:26,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:14:26,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:26,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:26,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:26,768 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:26,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:26,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2021-11-22 23:14:26,964 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2021-11-22 23:14:26,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:14:26,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:26,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:27,047 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:27,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:27,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2021-11-22 23:14:27,420 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2021-11-22 23:14:27,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-22 23:14:27,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:27,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:27,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:27,640 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:28,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:28,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2021-11-22 23:14:28,097 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2021-11-22 23:14:28,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:14:28,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:28,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:28,183 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:28,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2021-11-22 23:14:28,625 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2021-11-22 23:14:28,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-22 23:14:28,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:28,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:28,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:28,821 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:29,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 43 states and 66 transitions. [2021-11-22 23:14:29,289 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 66 transitions. [2021-11-22 23:14:29,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:14:29,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:29,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:29,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:29,365 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:29,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:29,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 45 states and 72 transitions. [2021-11-22 23:14:29,808 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 72 transitions. [2021-11-22 23:14:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-22 23:14:29,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:29,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:29,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:30,050 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:30,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:30,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 74 transitions. [2021-11-22 23:14:30,731 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 74 transitions. [2021-11-22 23:14:30,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:30,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:30,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:30,864 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:31,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:31,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 49 states and 80 transitions. [2021-11-22 23:14:31,467 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 80 transitions. [2021-11-22 23:14:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-22 23:14:31,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:31,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:31,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:31,793 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 25 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:32,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:32,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 82 transitions. [2021-11-22 23:14:32,401 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 82 transitions. [2021-11-22 23:14:32,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:14:32,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:32,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2021-11-22 23:14:33,043 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2021-11-22 23:14:33,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-22 23:14:33,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:33,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:33,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 36 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:34,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 55 states and 90 transitions. [2021-11-22 23:14:34,069 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 90 transitions. [2021-11-22 23:14:34,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:14:34,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:34,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2021-11-22 23:14:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2021-11-22 23:14:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-22 23:14:34,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:34,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:35,246 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 49 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:36,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2021-11-22 23:14:36,135 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2021-11-22 23:14:36,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:14:36,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:36,254 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:36,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:36,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 104 transitions. [2021-11-22 23:14:36,981 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 104 transitions. [2021-11-22 23:14:36,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-22 23:14:36,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:36,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 64 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:38,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 63 states and 106 transitions. [2021-11-22 23:14:38,142 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 106 transitions. [2021-11-22 23:14:38,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:14:38,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:38,277 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:38,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:38,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 65 states and 112 transitions. [2021-11-22 23:14:38,991 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 112 transitions. [2021-11-22 23:14:38,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:14:38,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:38,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:39,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:39,366 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 81 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:40,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 67 states and 114 transitions. [2021-11-22 23:14:40,239 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 114 transitions. [2021-11-22 23:14:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:14:40,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:40,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:40,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:40,385 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:41,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:41,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 69 states and 120 transitions. [2021-11-22 23:14:41,125 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 120 transitions. [2021-11-22 23:14:41,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-22 23:14:41,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:41,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:41,549 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 100 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:42,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:42,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 71 states and 122 transitions. [2021-11-22 23:14:42,436 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 122 transitions. [2021-11-22 23:14:42,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:14:42,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:42,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:43,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 128 transitions. [2021-11-22 23:14:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 128 transitions. [2021-11-22 23:14:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:14:43,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:43,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:43,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:43,801 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 121 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:44,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:44,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 75 states and 130 transitions. [2021-11-22 23:14:44,791 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 130 transitions. [2021-11-22 23:14:44,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:14:44,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:44,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:44,972 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:45,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:45,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 77 states and 136 transitions. [2021-11-22 23:14:45,792 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 136 transitions. [2021-11-22 23:14:45,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:14:45,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:45,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:46,221 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 144 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:47,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:47,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 79 states and 138 transitions. [2021-11-22 23:14:47,235 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 138 transitions. [2021-11-22 23:14:47,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:14:47,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:47,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:47,375 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:48,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:48,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 81 states and 144 transitions. [2021-11-22 23:14:48,173 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 144 transitions. [2021-11-22 23:14:48,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:14:48,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:48,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:48,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:48,533 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 169 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:49,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 83 states and 146 transitions. [2021-11-22 23:14:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 146 transitions. [2021-11-22 23:14:49,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:14:49,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:49,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:49,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:49,727 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:50,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:50,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 85 states and 152 transitions. [2021-11-22 23:14:50,789 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 152 transitions. [2021-11-22 23:14:50,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-22 23:14:50,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:50,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:51,235 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 196 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:52,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:52,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 87 states and 154 transitions. [2021-11-22 23:14:52,308 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 154 transitions. [2021-11-22 23:14:52,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:14:52,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:52,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:53,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:53,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 89 states and 160 transitions. [2021-11-22 23:14:53,547 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 160 transitions. [2021-11-22 23:14:53,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-22 23:14:53,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:53,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 225 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:55,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:55,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 91 states and 162 transitions. [2021-11-22 23:14:55,259 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 162 transitions. [2021-11-22 23:14:55,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:14:55,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:55,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:55,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:55,455 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:56,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:56,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 93 states and 168 transitions. [2021-11-22 23:14:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 168 transitions. [2021-11-22 23:14:56,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-22 23:14:56,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:56,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:57,098 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 256 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:58,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 95 states and 170 transitions. [2021-11-22 23:14:58,382 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 170 transitions. [2021-11-22 23:14:58,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:14:58,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:58,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:58,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:14:58,579 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:59,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:14:59,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 97 states and 176 transitions. [2021-11-22 23:14:59,607 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 176 transitions. [2021-11-22 23:14:59,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-22 23:14:59,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:14:59,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:14:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:00,055 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 289 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:01,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:01,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 99 states and 178 transitions. [2021-11-22 23:15:01,187 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 178 transitions. [2021-11-22 23:15:01,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:15:01,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:01,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:01,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:01,384 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:02,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:02,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 101 states and 184 transitions. [2021-11-22 23:15:02,530 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 184 transitions. [2021-11-22 23:15:02,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:15:02,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:02,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:03,075 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 324 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:04,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:04,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 103 states and 186 transitions. [2021-11-22 23:15:04,454 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 186 transitions. [2021-11-22 23:15:04,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:15:04,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:04,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:04,703 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:05,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 105 states and 192 transitions. [2021-11-22 23:15:05,810 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 192 transitions. [2021-11-22 23:15:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:15:05,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:05,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:06,368 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 361 proven. 59 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:07,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:07,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 107 states and 194 transitions. [2021-11-22 23:15:07,674 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 194 transitions. [2021-11-22 23:15:07,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:15:07,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:07,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:07,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:07,932 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:09,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 109 states and 200 transitions. [2021-11-22 23:15:09,224 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 200 transitions. [2021-11-22 23:15:09,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:15:09,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:09,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:09,825 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 400 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:11,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:11,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 111 states and 202 transitions. [2021-11-22 23:15:11,326 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 202 transitions. [2021-11-22 23:15:11,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:15:11,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:11,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:11,584 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:12,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 113 states and 208 transitions. [2021-11-22 23:15:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 208 transitions. [2021-11-22 23:15:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:15:12,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:12,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:13,586 INFO L134 CoverageAnalysis]: Checked inductivity of 506 backedges. 441 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:14,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:14,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 115 states and 210 transitions. [2021-11-22 23:15:14,928 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 210 transitions. [2021-11-22 23:15:14,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:15:14,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:14,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:14,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:15,149 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:16,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:16,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 117 states and 216 transitions. [2021-11-22 23:15:16,385 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 216 transitions. [2021-11-22 23:15:16,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:15:16,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:16,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:17,032 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 484 proven. 68 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:18,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:18,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 119 states and 218 transitions. [2021-11-22 23:15:18,586 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 218 transitions. [2021-11-22 23:15:18,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:18,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:18,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:18,796 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:20,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:20,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 121 states and 224 transitions. [2021-11-22 23:15:20,022 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 224 transitions. [2021-11-22 23:15:20,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:15:20,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:20,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:20,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 529 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:22,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:22,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 123 states and 226 transitions. [2021-11-22 23:15:22,407 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 226 transitions. [2021-11-22 23:15:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:15:22,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:22,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:22,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:22,698 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:24,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:24,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 125 states and 232 transitions. [2021-11-22 23:15:24,570 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 232 transitions. [2021-11-22 23:15:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:15:24,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:24,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:24,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:25,228 INFO L134 CoverageAnalysis]: Checked inductivity of 650 backedges. 576 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:26,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:26,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 127 states and 234 transitions. [2021-11-22 23:15:26,720 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 234 transitions. [2021-11-22 23:15:26,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:15:26,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:26,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:26,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:27,021 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 0 proven. 676 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:28,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 129 states and 240 transitions. [2021-11-22 23:15:28,509 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 240 transitions. [2021-11-22 23:15:28,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:15:28,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:28,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 625 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:30,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:30,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 131 states and 242 transitions. [2021-11-22 23:15:30,800 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 242 transitions. [2021-11-22 23:15:30,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:15:30,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:30,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:30,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:31,079 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 0 proven. 729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:32,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:32,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 133 states and 248 transitions. [2021-11-22 23:15:32,527 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 248 transitions. [2021-11-22 23:15:32,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:15:32,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:32,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:33,398 INFO L134 CoverageAnalysis]: Checked inductivity of 756 backedges. 676 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:35,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:35,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 135 states and 250 transitions. [2021-11-22 23:15:35,168 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 250 transitions. [2021-11-22 23:15:35,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:15:35,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:35,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:35,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:35,438 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 784 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:36,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:36,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 137 states and 256 transitions. [2021-11-22 23:15:36,988 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 256 transitions. [2021-11-22 23:15:36,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:15:36,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:36,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:37,819 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 729 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 139 states and 258 transitions. [2021-11-22 23:15:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 258 transitions. [2021-11-22 23:15:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:15:39,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:39,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:39,876 INFO L134 CoverageAnalysis]: Checked inductivity of 841 backedges. 0 proven. 841 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:41,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:41,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 141 states and 264 transitions. [2021-11-22 23:15:41,696 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 264 transitions. [2021-11-22 23:15:41,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:15:41,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:41,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 870 backedges. 784 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:44,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:44,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 143 states and 266 transitions. [2021-11-22 23:15:44,261 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 266 transitions. [2021-11-22 23:15:44,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:15:44,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:44,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:44,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:44,554 INFO L134 CoverageAnalysis]: Checked inductivity of 900 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:46,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:46,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 145 states and 272 transitions. [2021-11-22 23:15:46,134 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 272 transitions. [2021-11-22 23:15:46,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:15:46,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:46,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:46,975 INFO L134 CoverageAnalysis]: Checked inductivity of 930 backedges. 841 proven. 89 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:48,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:48,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 147 states and 274 transitions. [2021-11-22 23:15:48,982 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 274 transitions. [2021-11-22 23:15:48,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:15:48,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:48,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:49,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:49,326 INFO L134 CoverageAnalysis]: Checked inductivity of 961 backedges. 0 proven. 961 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:51,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:51,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 149 states and 280 transitions. [2021-11-22 23:15:51,267 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 280 transitions. [2021-11-22 23:15:51,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:15:51,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:51,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:52,220 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 900 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:54,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 151 states and 282 transitions. [2021-11-22 23:15:54,353 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 282 transitions. [2021-11-22 23:15:54,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:15:54,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:54,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:54,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:54,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1024 backedges. 0 proven. 1024 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:56,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:56,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 153 states and 288 transitions. [2021-11-22 23:15:56,530 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 288 transitions. [2021-11-22 23:15:56,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:15:56,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:56,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:57,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1056 backedges. 961 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:15:59,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:15:59,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 155 states and 290 transitions. [2021-11-22 23:15:59,586 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 290 transitions. [2021-11-22 23:15:59,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:15:59,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:15:59,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:15:59,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:15:59,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 0 proven. 1089 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:01,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:01,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 157 states and 296 transitions. [2021-11-22 23:16:01,855 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 296 transitions. [2021-11-22 23:16:01,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:16:01,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:01,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:02,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 1024 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:05,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 159 states and 298 transitions. [2021-11-22 23:16:05,033 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 298 transitions. [2021-11-22 23:16:05,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:16:05,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:05,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:05,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1156 backedges. 0 proven. 1156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:07,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:07,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 161 states and 304 transitions. [2021-11-22 23:16:07,379 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 304 transitions. [2021-11-22 23:16:07,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-22 23:16:07,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:07,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:08,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1190 backedges. 1089 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:10,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:10,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 163 states and 306 transitions. [2021-11-22 23:16:10,627 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 306 transitions. [2021-11-22 23:16:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:16:10,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:10,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:10,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:11,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:13,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:13,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 165 states and 312 transitions. [2021-11-22 23:16:13,048 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 312 transitions. [2021-11-22 23:16:13,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-22 23:16:13,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:13,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:13,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:13,967 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 1156 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:16,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 167 states and 314 transitions. [2021-11-22 23:16:16,367 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 314 transitions. [2021-11-22 23:16:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:16:16,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:16,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:16,777 INFO L134 CoverageAnalysis]: Checked inductivity of 1296 backedges. 0 proven. 1296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:18,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:18,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 169 states and 320 transitions. [2021-11-22 23:16:18,906 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 320 transitions. [2021-11-22 23:16:18,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-22 23:16:18,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:18,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:18,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:20,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 1225 proven. 107 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:22,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:22,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 171 states and 322 transitions. [2021-11-22 23:16:22,626 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 322 transitions. [2021-11-22 23:16:22,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:16:22,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:22,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:22,989 INFO L134 CoverageAnalysis]: Checked inductivity of 1369 backedges. 0 proven. 1369 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:25,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:25,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 173 states and 328 transitions. [2021-11-22 23:16:25,088 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 328 transitions. [2021-11-22 23:16:25,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-22 23:16:25,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:25,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:25,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:26,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1406 backedges. 1296 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:28,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:28,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 175 states and 330 transitions. [2021-11-22 23:16:28,738 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 330 transitions. [2021-11-22 23:16:28,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:16:28,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:28,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:28,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:29,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1444 backedges. 0 proven. 1444 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:31,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 177 states and 336 transitions. [2021-11-22 23:16:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 336 transitions. [2021-11-22 23:16:31,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-22 23:16:31,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:31,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:31,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:32,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 1369 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:35,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:35,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 179 states and 338 transitions. [2021-11-22 23:16:35,348 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 338 transitions. [2021-11-22 23:16:35,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:35,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:35,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:35,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:35,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1521 backedges. 0 proven. 1521 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:37,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:37,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 181 states and 344 transitions. [2021-11-22 23:16:37,913 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 344 transitions. [2021-11-22 23:16:37,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:16:37,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:37,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:39,155 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 1444 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:41,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:41,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 183 states and 346 transitions. [2021-11-22 23:16:41,905 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 346 transitions. [2021-11-22 23:16:41,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:16:41,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:41,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:41,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:42,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:44,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:44,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 185 states and 352 transitions. [2021-11-22 23:16:44,344 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 352 transitions. [2021-11-22 23:16:44,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:16:44,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:44,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:44,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:45,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1640 backedges. 1521 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:48,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:48,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 187 states and 354 transitions. [2021-11-22 23:16:48,011 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 354 transitions. [2021-11-22 23:16:48,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:16:48,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:48,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:48,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:48,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1681 backedges. 0 proven. 1681 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:50,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:50,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 189 states and 360 transitions. [2021-11-22 23:16:50,555 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 360 transitions. [2021-11-22 23:16:50,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-22 23:16:50,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:50,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:51,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1722 backedges. 1600 proven. 122 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:54,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:54,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 191 states and 362 transitions. [2021-11-22 23:16:54,242 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 362 transitions. [2021-11-22 23:16:54,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:16:54,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:54,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:54,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1764 backedges. 0 proven. 1764 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:56,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:16:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 193 states and 368 transitions. [2021-11-22 23:16:56,857 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 368 transitions. [2021-11-22 23:16:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-22 23:16:56,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:16:56,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:16:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:16:57,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1806 backedges. 1681 proven. 125 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:00,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:00,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 195 states and 370 transitions. [2021-11-22 23:17:00,606 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 370 transitions. [2021-11-22 23:17:00,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:17:00,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:00,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:00,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:01,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1849 backedges. 0 proven. 1849 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:03,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 197 states and 376 transitions. [2021-11-22 23:17:03,288 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 376 transitions. [2021-11-22 23:17:03,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-22 23:17:03,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:03,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:03,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1892 backedges. 1764 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:07,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:07,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 199 states and 378 transitions. [2021-11-22 23:17:07,180 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 378 transitions. [2021-11-22 23:17:07,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:17:07,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:07,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:07,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1936 backedges. 0 proven. 1936 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 201 states and 384 transitions. [2021-11-22 23:17:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 384 transitions. [2021-11-22 23:17:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-22 23:17:10,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:10,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:11,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 1849 proven. 131 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:13,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:13,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 203 states and 386 transitions. [2021-11-22 23:17:13,910 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 386 transitions. [2021-11-22 23:17:13,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:17:13,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:13,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:13,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:14,354 INFO L134 CoverageAnalysis]: Checked inductivity of 2025 backedges. 0 proven. 2025 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:16,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:16,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 205 states and 392 transitions. [2021-11-22 23:17:16,898 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 392 transitions. [2021-11-22 23:17:16,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-22 23:17:16,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:16,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:18,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 1936 proven. 134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:20,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:20,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 207 states and 394 transitions. [2021-11-22 23:17:20,736 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 394 transitions. [2021-11-22 23:17:20,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:17:20,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:20,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:20,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:21,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2116 backedges. 0 proven. 2116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:23,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:23,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 209 states and 400 transitions. [2021-11-22 23:17:23,778 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 400 transitions. [2021-11-22 23:17:23,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-22 23:17:23,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:23,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:23,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:24,841 INFO L134 CoverageAnalysis]: Checked inductivity of 2162 backedges. 2025 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:27,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 211 states and 402 transitions. [2021-11-22 23:17:27,606 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 402 transitions. [2021-11-22 23:17:27,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:17:27,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:27,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:27,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2209 backedges. 0 proven. 2209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:30,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:30,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 213 states and 408 transitions. [2021-11-22 23:17:30,584 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 408 transitions. [2021-11-22 23:17:30,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-22 23:17:30,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:30,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2256 backedges. 2116 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:34,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 215 states and 410 transitions. [2021-11-22 23:17:34,500 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 410 transitions. [2021-11-22 23:17:34,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:17:34,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:34,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:34,864 INFO L134 CoverageAnalysis]: Checked inductivity of 2304 backedges. 0 proven. 2304 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:37,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:37,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 217 states and 416 transitions. [2021-11-22 23:17:37,413 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 416 transitions. [2021-11-22 23:17:37,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-22 23:17:37,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:37,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:38,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2352 backedges. 2209 proven. 143 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:41,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:41,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 219 states and 418 transitions. [2021-11-22 23:17:41,313 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 418 transitions. [2021-11-22 23:17:41,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:17:41,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:41,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 0 proven. 2401 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:44,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:44,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 221 states and 424 transitions. [2021-11-22 23:17:44,166 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 424 transitions. [2021-11-22 23:17:44,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-22 23:17:44,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:44,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:45,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2450 backedges. 2304 proven. 146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:48,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:48,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 223 states and 426 transitions. [2021-11-22 23:17:48,326 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 426 transitions. [2021-11-22 23:17:48,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:17:48,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:48,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:48,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:48,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2500 backedges. 0 proven. 2500 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:51,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:51,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 225 states and 432 transitions. [2021-11-22 23:17:51,213 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 432 transitions. [2021-11-22 23:17:51,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-22 23:17:51,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:51,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:51,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:52,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2550 backedges. 2401 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:55,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 227 states and 434 transitions. [2021-11-22 23:17:55,469 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 434 transitions. [2021-11-22 23:17:55,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:17:55,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:55,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:55,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2601 backedges. 0 proven. 2601 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:58,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:58,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 229 states and 440 transitions. [2021-11-22 23:17:58,435 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 440 transitions. [2021-11-22 23:17:58,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-22 23:17:58,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:58,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:59,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2652 backedges. 2500 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:02,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:02,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 231 states and 442 transitions. [2021-11-22 23:18:02,824 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 442 transitions. [2021-11-22 23:18:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:18:02,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:02,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2704 backedges. 0 proven. 2704 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:05,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:05,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 233 states and 448 transitions. [2021-11-22 23:18:05,888 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 448 transitions. [2021-11-22 23:18:05,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-22 23:18:05,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:05,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:07,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2756 backedges. 2601 proven. 155 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:10,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:10,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 235 states and 450 transitions. [2021-11-22 23:18:10,270 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 450 transitions. [2021-11-22 23:18:10,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:18:10,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:10,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:10,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2809 backedges. 0 proven. 2809 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:13,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:13,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 237 states and 456 transitions. [2021-11-22 23:18:13,301 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 456 transitions. [2021-11-22 23:18:13,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-22 23:18:13,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:13,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:14,457 INFO L134 CoverageAnalysis]: Checked inductivity of 2862 backedges. 2704 proven. 158 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:17,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 239 states and 458 transitions. [2021-11-22 23:18:17,537 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 458 transitions. [2021-11-22 23:18:17,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:18:17,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2916 backedges. 0 proven. 2916 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:20,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:20,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 241 states and 464 transitions. [2021-11-22 23:18:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 464 transitions. [2021-11-22 23:18:20,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-22 23:18:20,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:20,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:20,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:22,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2970 backedges. 2809 proven. 161 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:25,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 243 states and 466 transitions. [2021-11-22 23:18:25,209 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 466 transitions. [2021-11-22 23:18:25,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:18:25,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:25,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:25,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:25,640 INFO L134 CoverageAnalysis]: Checked inductivity of 3025 backedges. 0 proven. 3025 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:28,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:28,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 245 states and 472 transitions. [2021-11-22 23:18:28,542 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 472 transitions. [2021-11-22 23:18:28,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-22 23:18:28,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:28,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:28,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:29,746 INFO L134 CoverageAnalysis]: Checked inductivity of 3080 backedges. 2916 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:32,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:32,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 247 states and 474 transitions. [2021-11-22 23:18:32,952 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 474 transitions. [2021-11-22 23:18:32,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:18:32,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:32,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:32,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:33,367 INFO L134 CoverageAnalysis]: Checked inductivity of 3136 backedges. 0 proven. 3136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:36,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:36,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 249 states and 480 transitions. [2021-11-22 23:18:36,357 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 480 transitions. [2021-11-22 23:18:36,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-22 23:18:36,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:36,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:37,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3192 backedges. 3025 proven. 167 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:41,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 251 states and 482 transitions. [2021-11-22 23:18:41,159 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 482 transitions. [2021-11-22 23:18:41,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:18:41,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:41,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:41,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:41,582 INFO L134 CoverageAnalysis]: Checked inductivity of 3249 backedges. 0 proven. 3249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:44,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:44,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 253 states and 488 transitions. [2021-11-22 23:18:44,469 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 488 transitions. [2021-11-22 23:18:44,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-22 23:18:44,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:44,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:44,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:45,866 INFO L134 CoverageAnalysis]: Checked inductivity of 3306 backedges. 3136 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 255 states and 490 transitions. [2021-11-22 23:18:49,178 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 490 transitions. [2021-11-22 23:18:49,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:18:49,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:49,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:49,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3364 backedges. 0 proven. 3364 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:52,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 257 states and 496 transitions. [2021-11-22 23:18:52,714 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 496 transitions. [2021-11-22 23:18:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-22 23:18:52,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:52,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:52,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:54,017 INFO L134 CoverageAnalysis]: Checked inductivity of 3422 backedges. 3249 proven. 173 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:57,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 259 states and 498 transitions. [2021-11-22 23:18:57,572 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 498 transitions. [2021-11-22 23:18:57,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:18:57,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:57,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:58,018 INFO L134 CoverageAnalysis]: Checked inductivity of 3481 backedges. 0 proven. 3481 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:00,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 261 states and 504 transitions. [2021-11-22 23:19:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 504 transitions. [2021-11-22 23:19:00,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-22 23:19:00,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:00,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:02,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3540 backedges. 3364 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:05,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:05,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 263 states and 506 transitions. [2021-11-22 23:19:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 506 transitions. [2021-11-22 23:19:05,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:19:05,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:05,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:05,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:06,437 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 0 proven. 3600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:09,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:09,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 265 states and 512 transitions. [2021-11-22 23:19:09,549 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 512 transitions. [2021-11-22 23:19:09,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-22 23:19:09,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:09,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:09,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:10,873 INFO L134 CoverageAnalysis]: Checked inductivity of 3660 backedges. 3481 proven. 179 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:14,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:14,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 267 states and 514 transitions. [2021-11-22 23:19:14,543 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 514 transitions. [2021-11-22 23:19:14,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:19:14,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:14,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:14,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:14,996 INFO L134 CoverageAnalysis]: Checked inductivity of 3721 backedges. 0 proven. 3721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:18,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:18,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 269 states and 520 transitions. [2021-11-22 23:19:18,176 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 520 transitions. [2021-11-22 23:19:18,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-22 23:19:18,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:18,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:19,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3782 backedges. 3600 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:23,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:23,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 271 states and 522 transitions. [2021-11-22 23:19:23,056 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 522 transitions. [2021-11-22 23:19:23,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:19:23,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:23,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:23,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3844 backedges. 0 proven. 3844 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:26,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:26,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 273 states and 528 transitions. [2021-11-22 23:19:26,749 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 528 transitions. [2021-11-22 23:19:26,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-22 23:19:26,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:26,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:28,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3906 backedges. 3721 proven. 185 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:31,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:31,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 275 states and 530 transitions. [2021-11-22 23:19:31,881 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 530 transitions. [2021-11-22 23:19:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:19:31,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:31,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:31,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:32,374 INFO L134 CoverageAnalysis]: Checked inductivity of 3969 backedges. 0 proven. 3969 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:35,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:35,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 277 states and 536 transitions. [2021-11-22 23:19:35,768 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 536 transitions. [2021-11-22 23:19:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-22 23:19:35,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:35,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 4032 backedges. 3844 proven. 188 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:41,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:41,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 279 states and 538 transitions. [2021-11-22 23:19:41,129 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 538 transitions. [2021-11-22 23:19:41,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:19:41,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:41,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:41,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:41,640 INFO L134 CoverageAnalysis]: Checked inductivity of 4096 backedges. 0 proven. 4096 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:45,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:45,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 281 states and 544 transitions. [2021-11-22 23:19:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 544 transitions. [2021-11-22 23:19:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-22 23:19:45,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:45,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:45,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:46,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 3969 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:50,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:50,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 283 states and 546 transitions. [2021-11-22 23:19:50,609 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 546 transitions. [2021-11-22 23:19:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:19:50,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:50,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:51,263 INFO L134 CoverageAnalysis]: Checked inductivity of 4225 backedges. 0 proven. 4225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:19:54,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:19:54,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 285 states and 552 transitions. [2021-11-22 23:19:54,650 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 552 transitions. [2021-11-22 23:19:54,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-22 23:19:54,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:19:54,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:19:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:19:56,384 INFO L134 CoverageAnalysis]: Checked inductivity of 4290 backedges. 4096 proven. 194 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:00,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:00,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 287 states and 554 transitions. [2021-11-22 23:20:00,490 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 554 transitions. [2021-11-22 23:20:00,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:20:00,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:00,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:01,019 INFO L134 CoverageAnalysis]: Checked inductivity of 4356 backedges. 0 proven. 4356 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:04,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:04,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 289 states and 560 transitions. [2021-11-22 23:20:04,687 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 560 transitions. [2021-11-22 23:20:04,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-22 23:20:04,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:04,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:04,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 4422 backedges. 4225 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:10,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:10,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 291 states and 562 transitions. [2021-11-22 23:20:10,577 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 562 transitions. [2021-11-22 23:20:10,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:20:10,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:10,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:10,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:11,098 INFO L134 CoverageAnalysis]: Checked inductivity of 4489 backedges. 0 proven. 4489 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:14,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:14,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 293 states and 568 transitions. [2021-11-22 23:20:14,628 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 568 transitions. [2021-11-22 23:20:14,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-22 23:20:14,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:14,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:14,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:16,280 INFO L134 CoverageAnalysis]: Checked inductivity of 4556 backedges. 4356 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:20,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:20,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 295 states and 570 transitions. [2021-11-22 23:20:20,373 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 570 transitions. [2021-11-22 23:20:20,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-22 23:20:20,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:20,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:20,885 INFO L134 CoverageAnalysis]: Checked inductivity of 4624 backedges. 0 proven. 4624 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:24,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:24,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 297 states and 576 transitions. [2021-11-22 23:20:24,506 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 576 transitions. [2021-11-22 23:20:24,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-22 23:20:24,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:24,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 4692 backedges. 4489 proven. 203 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:30,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:30,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 299 states and 578 transitions. [2021-11-22 23:20:30,182 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 578 transitions. [2021-11-22 23:20:30,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-22 23:20:30,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:30,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:30,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4761 backedges. 0 proven. 4761 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:34,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:34,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 301 states and 584 transitions. [2021-11-22 23:20:34,547 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 584 transitions. [2021-11-22 23:20:34,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-22 23:20:34,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:34,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:34,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:36,123 INFO L134 CoverageAnalysis]: Checked inductivity of 4830 backedges. 4624 proven. 206 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:40,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:40,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 303 states and 586 transitions. [2021-11-22 23:20:40,518 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 586 transitions. [2021-11-22 23:20:40,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:20:40,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:40,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:40,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:41,243 INFO L134 CoverageAnalysis]: Checked inductivity of 4900 backedges. 0 proven. 4900 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 305 states and 592 transitions. [2021-11-22 23:20:44,934 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 592 transitions. [2021-11-22 23:20:44,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-22 23:20:44,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:46,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4970 backedges. 4761 proven. 209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:51,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 307 states and 594 transitions. [2021-11-22 23:20:51,067 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 594 transitions. [2021-11-22 23:20:51,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:20:51,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:51,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:51,608 INFO L134 CoverageAnalysis]: Checked inductivity of 5041 backedges. 0 proven. 5041 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:55,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:55,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 309 states and 600 transitions. [2021-11-22 23:20:55,226 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 600 transitions. [2021-11-22 23:20:55,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-22 23:20:55,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:55,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:57,020 INFO L134 CoverageAnalysis]: Checked inductivity of 5112 backedges. 4900 proven. 212 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:01,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:01,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 311 states and 602 transitions. [2021-11-22 23:21:01,383 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 602 transitions. [2021-11-22 23:21:01,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:21:01,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:01,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:01,939 INFO L134 CoverageAnalysis]: Checked inductivity of 5184 backedges. 0 proven. 5184 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:05,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 313 states and 608 transitions. [2021-11-22 23:21:05,793 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 608 transitions. [2021-11-22 23:21:05,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-22 23:21:05,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:05,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 5256 backedges. 5041 proven. 215 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:11,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:11,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 315 states and 610 transitions. [2021-11-22 23:21:11,973 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 610 transitions. [2021-11-22 23:21:11,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:21:11,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:11,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:12,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:12,540 INFO L134 CoverageAnalysis]: Checked inductivity of 5329 backedges. 0 proven. 5329 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:16,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 317 states and 616 transitions. [2021-11-22 23:21:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 616 transitions. [2021-11-22 23:21:16,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-22 23:21:16,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:16,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:16,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:18,183 INFO L134 CoverageAnalysis]: Checked inductivity of 5402 backedges. 5184 proven. 218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:22,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:22,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 319 states and 618 transitions. [2021-11-22 23:21:22,654 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 618 transitions. [2021-11-22 23:21:22,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:21:22,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:22,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:22,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 5476 backedges. 0 proven. 5476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:27,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:27,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 321 states and 624 transitions. [2021-11-22 23:21:27,270 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 624 transitions. [2021-11-22 23:21:27,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-22 23:21:27,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:27,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:28,920 INFO L134 CoverageAnalysis]: Checked inductivity of 5550 backedges. 5329 proven. 221 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:33,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:33,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 323 states and 626 transitions. [2021-11-22 23:21:33,459 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 626 transitions. [2021-11-22 23:21:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:21:33,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:33,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:34,025 INFO L134 CoverageAnalysis]: Checked inductivity of 5625 backedges. 0 proven. 5625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:37,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 325 states and 632 transitions. [2021-11-22 23:21:37,930 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 632 transitions. [2021-11-22 23:21:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-22 23:21:37,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:37,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:39,604 INFO L134 CoverageAnalysis]: Checked inductivity of 5700 backedges. 5476 proven. 224 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:44,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:44,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 327 states and 634 transitions. [2021-11-22 23:21:44,423 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 634 transitions. [2021-11-22 23:21:44,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:21:44,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:44,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:44,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 5776 backedges. 0 proven. 5776 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:48,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:48,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 329 states and 640 transitions. [2021-11-22 23:21:48,968 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 640 transitions. [2021-11-22 23:21:48,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-22 23:21:48,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:48,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:48,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:50,658 INFO L134 CoverageAnalysis]: Checked inductivity of 5852 backedges. 5625 proven. 227 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:55,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:55,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 331 states and 642 transitions. [2021-11-22 23:21:55,432 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 642 transitions. [2021-11-22 23:21:55,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:21:55,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:55,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:56,021 INFO L134 CoverageAnalysis]: Checked inductivity of 5929 backedges. 0 proven. 5929 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:00,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:00,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 333 states and 648 transitions. [2021-11-22 23:22:00,147 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 648 transitions. [2021-11-22 23:22:00,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-22 23:22:00,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:00,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:00,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:01,909 INFO L134 CoverageAnalysis]: Checked inductivity of 6006 backedges. 5776 proven. 230 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:06,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:06,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 335 states and 650 transitions. [2021-11-22 23:22:06,646 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 650 transitions. [2021-11-22 23:22:06,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:22:06,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:06,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:06,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:07,243 INFO L134 CoverageAnalysis]: Checked inductivity of 6084 backedges. 0 proven. 6084 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:11,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:11,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 337 states and 656 transitions. [2021-11-22 23:22:11,249 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 656 transitions. [2021-11-22 23:22:11,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-22 23:22:11,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:11,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:11,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:13,035 INFO L134 CoverageAnalysis]: Checked inductivity of 6162 backedges. 5929 proven. 233 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:17,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:17,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 339 states and 658 transitions. [2021-11-22 23:22:17,751 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 658 transitions. [2021-11-22 23:22:17,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:22:17,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:17,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:18,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6241 backedges. 0 proven. 6241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:22,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:22,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 341 states and 664 transitions. [2021-11-22 23:22:22,514 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 664 transitions. [2021-11-22 23:22:22,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-22 23:22:22,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:22,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:22,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:24,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6320 backedges. 6084 proven. 236 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:29,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 343 states and 666 transitions. [2021-11-22 23:22:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 666 transitions. [2021-11-22 23:22:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:22:29,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:29,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:29,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:29,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6400 backedges. 0 proven. 6400 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:34,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:34,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 345 states and 672 transitions. [2021-11-22 23:22:34,158 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 672 transitions. [2021-11-22 23:22:34,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-22 23:22:34,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:34,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:35,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6480 backedges. 6241 proven. 239 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:40,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:40,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 347 states and 674 transitions. [2021-11-22 23:22:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 674 transitions. [2021-11-22 23:22:40,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:22:40,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:40,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:40,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:41,576 INFO L134 CoverageAnalysis]: Checked inductivity of 6561 backedges. 0 proven. 6561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:45,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:45,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 349 states and 680 transitions. [2021-11-22 23:22:45,973 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 680 transitions. [2021-11-22 23:22:45,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-22 23:22:45,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:45,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:45,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:47,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6642 backedges. 6400 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:52,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:52,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 351 states and 682 transitions. [2021-11-22 23:22:52,721 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 682 transitions. [2021-11-22 23:22:52,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:22:52,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:52,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:53,529 INFO L134 CoverageAnalysis]: Checked inductivity of 6724 backedges. 0 proven. 6724 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:58,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:58,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 353 states and 688 transitions. [2021-11-22 23:22:58,028 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 688 transitions. [2021-11-22 23:22:58,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-22 23:22:58,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:58,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:00,146 INFO L134 CoverageAnalysis]: Checked inductivity of 6806 backedges. 6561 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:05,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:05,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 355 states and 690 transitions. [2021-11-22 23:23:05,508 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 690 transitions. [2021-11-22 23:23:05,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:23:05,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:05,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:06,174 INFO L134 CoverageAnalysis]: Checked inductivity of 6889 backedges. 0 proven. 6889 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:10,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 357 states and 696 transitions. [2021-11-22 23:23:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 696 transitions. [2021-11-22 23:23:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-22 23:23:10,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:10,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:12,846 INFO L134 CoverageAnalysis]: Checked inductivity of 6972 backedges. 6724 proven. 248 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:18,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:18,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 359 states and 698 transitions. [2021-11-22 23:23:18,272 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 698 transitions. [2021-11-22 23:23:18,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-22 23:23:18,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:18,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:19,131 INFO L134 CoverageAnalysis]: Checked inductivity of 7056 backedges. 0 proven. 7056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:23,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 361 states and 704 transitions. [2021-11-22 23:23:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 704 transitions. [2021-11-22 23:23:23,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-22 23:23:23,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:23,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:25,744 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 6889 proven. 251 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:31,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 363 states and 706 transitions. [2021-11-22 23:23:31,135 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 706 transitions. [2021-11-22 23:23:31,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:23:31,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:31,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 7225 backedges. 0 proven. 7225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:36,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:36,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 365 states and 712 transitions. [2021-11-22 23:23:36,377 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 712 transitions. [2021-11-22 23:23:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-22 23:23:36,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:36,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:36,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:38,661 INFO L134 CoverageAnalysis]: Checked inductivity of 7310 backedges. 7056 proven. 254 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:44,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:44,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 367 states and 714 transitions. [2021-11-22 23:23:44,208 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 714 transitions. [2021-11-22 23:23:44,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:23:44,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:44,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:45,113 INFO L134 CoverageAnalysis]: Checked inductivity of 7396 backedges. 0 proven. 7396 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:49,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:49,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 369 states and 720 transitions. [2021-11-22 23:23:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 720 transitions. [2021-11-22 23:23:49,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-22 23:23:49,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:49,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:51,945 INFO L134 CoverageAnalysis]: Checked inductivity of 7482 backedges. 7225 proven. 257 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:57,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 371 states and 722 transitions. [2021-11-22 23:23:57,349 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 722 transitions. [2021-11-22 23:23:57,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-22 23:23:57,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:57,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:58,279 INFO L134 CoverageAnalysis]: Checked inductivity of 7569 backedges. 0 proven. 7569 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:03,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:03,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 373 states and 728 transitions. [2021-11-22 23:24:03,072 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 728 transitions. [2021-11-22 23:24:03,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-22 23:24:03,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:03,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:03,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:05,515 INFO L134 CoverageAnalysis]: Checked inductivity of 7656 backedges. 7396 proven. 260 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:10,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:10,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 375 states and 730 transitions. [2021-11-22 23:24:10,988 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 730 transitions. [2021-11-22 23:24:10,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-22 23:24:10,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:10,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:11,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 7744 backedges. 0 proven. 7744 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:16,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:16,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 377 states and 736 transitions. [2021-11-22 23:24:16,684 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 736 transitions. [2021-11-22 23:24:16,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-22 23:24:16,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:16,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:16,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:19,222 INFO L134 CoverageAnalysis]: Checked inductivity of 7832 backedges. 7569 proven. 263 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:25,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 379 states and 738 transitions. [2021-11-22 23:24:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 738 transitions. [2021-11-22 23:24:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-22 23:24:25,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:25,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:26,812 INFO L134 CoverageAnalysis]: Checked inductivity of 7921 backedges. 0 proven. 7921 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:32,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:32,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 381 states and 744 transitions. [2021-11-22 23:24:32,290 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 744 transitions. [2021-11-22 23:24:32,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-22 23:24:32,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:32,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:32,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:34,927 INFO L134 CoverageAnalysis]: Checked inductivity of 8010 backedges. 7744 proven. 266 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:41,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 383 states and 746 transitions. [2021-11-22 23:24:41,831 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 746 transitions. [2021-11-22 23:24:41,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-22 23:24:41,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:41,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:42,665 INFO L134 CoverageAnalysis]: Checked inductivity of 8100 backedges. 0 proven. 8100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:48,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:48,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 385 states and 752 transitions. [2021-11-22 23:24:48,438 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 752 transitions. [2021-11-22 23:24:48,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-22 23:24:48,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:48,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:51,164 INFO L134 CoverageAnalysis]: Checked inductivity of 8190 backedges. 7921 proven. 269 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:58,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:58,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 387 states and 754 transitions. [2021-11-22 23:24:58,256 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 754 transitions. [2021-11-22 23:24:58,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-22 23:24:58,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:58,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:59,177 INFO L134 CoverageAnalysis]: Checked inductivity of 8281 backedges. 0 proven. 8281 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:05,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:05,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 389 states and 760 transitions. [2021-11-22 23:25:05,286 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 760 transitions. [2021-11-22 23:25:05,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-22 23:25:05,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:05,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:08,179 INFO L134 CoverageAnalysis]: Checked inductivity of 8372 backedges. 8100 proven. 272 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:15,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 391 states and 762 transitions. [2021-11-22 23:25:15,392 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 762 transitions. [2021-11-22 23:25:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-22 23:25:15,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:15,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:15,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:16,313 INFO L134 CoverageAnalysis]: Checked inductivity of 8464 backedges. 0 proven. 8464 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:21,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:21,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 393 states and 768 transitions. [2021-11-22 23:25:21,696 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 768 transitions. [2021-11-22 23:25:21,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-22 23:25:21,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:21,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:24,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8556 backedges. 8281 proven. 275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:30,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:30,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 395 states and 770 transitions. [2021-11-22 23:25:30,230 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 770 transitions. [2021-11-22 23:25:30,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-22 23:25:30,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:30,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:31,010 INFO L134 CoverageAnalysis]: Checked inductivity of 8649 backedges. 0 proven. 8649 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.