./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b7e15211580ea4e53f751b22847dfea4720c9dc42574c861d991d991eb47919b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:05:14,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:05:14,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:05:14,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:05:14,862 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:05:14,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:05:14,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:05:14,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:05:14,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:05:14,871 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:05:14,872 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:05:14,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:05:14,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:05:14,875 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:05:14,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:05:14,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:05:14,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:05:14,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:05:14,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:05:14,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:05:14,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:05:14,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:05:14,891 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:05:14,892 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:05:14,896 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:05:14,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:05:14,897 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:05:14,898 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:05:14,899 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:05:14,900 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:05:14,901 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:05:14,902 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:05:14,903 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:05:14,904 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:05:14,905 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:05:14,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:05:14,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:05:14,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:05:14,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:05:14,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:05:14,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:05:14,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 06:05:14,934 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:05:14,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:05:14,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:05:14,935 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:05:14,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:05:14,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:05:14,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:05:14,937 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:05:14,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:05:14,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:05:14,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:05:14,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:05:14,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:05:14,938 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:05:14,939 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:05:14,939 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:05:14,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:05:14,939 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:05:14,940 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:05:14,940 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:05:14,940 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:05:14,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:05:14,941 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:05:14,941 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:05:14,941 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:05:14,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:05:14,942 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:05:14,945 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_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7e15211580ea4e53f751b22847dfea4720c9dc42574c861d991d991eb47919b [2021-11-21 06:05:15,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:05:15,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:05:15,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:05:15,275 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:05:15,276 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:05:15,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c [2021-11-21 06:05:15,351 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/data/cfc3c18c8/2fb38ddde42d4bf481845c5974d782e3/FLAGff6d4bfa4 [2021-11-21 06:05:15,818 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:05:15,818 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/sv-benchmarks/c/termination-crafted-lit/HenzingerJhalaMajumdarSutre-POPL2002-LockingExample.c [2021-11-21 06:05:15,831 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/data/cfc3c18c8/2fb38ddde42d4bf481845c5974d782e3/FLAGff6d4bfa4 [2021-11-21 06:05:16,227 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/data/cfc3c18c8/2fb38ddde42d4bf481845c5974d782e3 [2021-11-21 06:05:16,229 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:05:16,231 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:05:16,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:05:16,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:05:16,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:05:16,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,245 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53c93bce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16, skipping insertion in model container [2021-11-21 06:05:16,245 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:05:16,282 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:05:16,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:05:16,437 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:05:16,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:05:16,465 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:05:16,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16 WrapperNode [2021-11-21 06:05:16,466 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:05:16,467 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:05:16,467 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:05:16,467 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:05:16,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,506 INFO L137 Inliner]: procedures = 6, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2021-11-21 06:05:16,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:05:16,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:05:16,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:05:16,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:05:16,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,528 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,540 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,546 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,548 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:05:16,549 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:05:16,549 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:05:16,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:05:16,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,558 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:05:16,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:05:16,582 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:05:16,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b09f012e-cf39-4416-abcd-df65ae113d44/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:05:16,636 INFO L130 BoogieDeclarations]: Found specification of procedure unlock [2021-11-21 06:05:16,637 INFO L138 BoogieDeclarations]: Found implementation of procedure unlock [2021-11-21 06:05:16,638 INFO L130 BoogieDeclarations]: Found specification of procedure lock [2021-11-21 06:05:16,639 INFO L138 BoogieDeclarations]: Found implementation of procedure lock [2021-11-21 06:05:16,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:05:16,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:05:16,697 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:05:16,698 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:05:16,857 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:05:16,880 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:05:16,880 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 06:05:16,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:05:16 BoogieIcfgContainer [2021-11-21 06:05:16,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:05:16,884 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:05:16,884 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:05:16,895 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:05:16,895 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:05:16" (1/1) ... [2021-11-21 06:05:16,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:05:16,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:16,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 31 states and 41 transitions. [2021-11-21 06:05:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 41 transitions. [2021-11-21 06:05:16,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:05:16,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:16,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:17,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:17,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 39 transitions. [2021-11-21 06:05:17,205 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2021-11-21 06:05:17,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 06:05:17,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:17,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:17,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:17,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:17,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 38 transitions. [2021-11-21 06:05:17,385 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2021-11-21 06:05:17,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:05:17,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:17,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:17,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:17,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 48 transitions. [2021-11-21 06:05:17,563 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2021-11-21 06:05:17,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 06:05:17,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:17,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:17,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:17,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:17,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:17,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 60 transitions. [2021-11-21 06:05:17,839 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 60 transitions. [2021-11-21 06:05:17,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:05:17,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:17,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:17,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:18,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 69 transitions. [2021-11-21 06:05:18,056 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 69 transitions. [2021-11-21 06:05:18,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:05:18,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:18,115 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:18,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 73 transitions. [2021-11-21 06:05:18,246 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2021-11-21 06:05:18,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 06:05:18,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:05:18,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 53 states and 82 transitions. [2021-11-21 06:05:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 82 transitions. [2021-11-21 06:05:18,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:05:18,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:18,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 54 states and 82 transitions. [2021-11-21 06:05:18,540 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 82 transitions. [2021-11-21 06:05:18,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:05:18,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:18,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:18,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:18,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 86 transitions. [2021-11-21 06:05:18,828 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2021-11-21 06:05:18,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:05:18,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:18,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:18,910 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:19,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:19,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 100 transitions. [2021-11-21 06:05:19,188 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 100 transitions. [2021-11-21 06:05:19,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:05:19,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:19,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:19,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:05:19,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:19,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 104 transitions. [2021-11-21 06:05:19,502 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 104 transitions. [2021-11-21 06:05:19,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 06:05:19,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:19,503 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:19,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:19,565 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:19,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 71 states and 104 transitions. [2021-11-21 06:05:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 104 transitions. [2021-11-21 06:05:19,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:05:19,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:19,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:19,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:19,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 89 transitions. [2021-11-21 06:05:19,753 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2021-11-21 06:05:19,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 06:05:19,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:19,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:19,785 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:05:19,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:19,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 44 states and 60 transitions. [2021-11-21 06:05:19,810 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2021-11-21 06:05:19,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 06:05:19,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:19,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:19,931 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:05:20,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:20,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 52 states and 73 transitions. [2021-11-21 06:05:20,243 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2021-11-21 06:05:20,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:05:20,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:20,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:20,387 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 06:05:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:20,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 60 states and 86 transitions. [2021-11-21 06:05:20,718 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2021-11-21 06:05:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:05:20,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:20,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:20,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:20,834 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-21 06:05:21,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:21,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 68 states and 99 transitions. [2021-11-21 06:05:21,222 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2021-11-21 06:05:21,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-21 06:05:21,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:21,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:21,395 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-21 06:05:21,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:21,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 76 states and 112 transitions. [2021-11-21 06:05:21,834 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 112 transitions. [2021-11-21 06:05:21,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:05:21,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:21,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:21,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:22,006 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-21 06:05:22,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:22,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 84 states and 125 transitions. [2021-11-21 06:05:22,453 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 125 transitions. [2021-11-21 06:05:22,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-21 06:05:22,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:22,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:22,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:22,650 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-21 06:05:23,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:23,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 92 states and 138 transitions. [2021-11-21 06:05:23,131 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 138 transitions. [2021-11-21 06:05:23,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-21 06:05:23,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:23,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 272 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-11-21 06:05:23,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:23,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 100 states and 151 transitions. [2021-11-21 06:05:23,842 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 151 transitions. [2021-11-21 06:05:23,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-21 06:05:23,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:23,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:23,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,031 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-11-21 06:05:24,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:24,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 108 states and 164 transitions. [2021-11-21 06:05:24,564 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 164 transitions. [2021-11-21 06:05:24,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-21 06:05:24,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:24,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 640 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-21 06:05:25,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:25,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 116 states and 177 transitions. [2021-11-21 06:05:25,364 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 177 transitions. [2021-11-21 06:05:25,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-21 06:05:25,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:25,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:25,596 INFO L134 CoverageAnalysis]: Checked inductivity of 770 backedges. 0 proven. 506 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-11-21 06:05:26,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:26,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 124 states and 190 transitions. [2021-11-21 06:05:26,222 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 190 transitions. [2021-11-21 06:05:26,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-21 06:05:26,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:26,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:26,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:26,442 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 0 proven. 600 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-11-21 06:05:27,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 132 states and 203 transitions. [2021-11-21 06:05:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 203 transitions. [2021-11-21 06:05:27,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-21 06:05:27,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:27,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:27,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 0 proven. 702 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-11-21 06:05:27,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:27,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 140 states and 216 transitions. [2021-11-21 06:05:27,938 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 216 transitions. [2021-11-21 06:05:27,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-11-21 06:05:27,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:27,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:28,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 0 proven. 812 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-21 06:05:28,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:28,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 148 states and 229 transitions. [2021-11-21 06:05:28,942 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 229 transitions. [2021-11-21 06:05:28,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-21 06:05:28,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:28,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:28,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 0 proven. 930 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-11-21 06:05:29,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:29,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 156 states and 242 transitions. [2021-11-21 06:05:29,905 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 242 transitions. [2021-11-21 06:05:29,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-21 06:05:29,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:29,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:30,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-11-21 06:05:30,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:30,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 164 states and 255 transitions. [2021-11-21 06:05:30,926 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 255 transitions. [2021-11-21 06:05:30,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-21 06:05:30,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:30,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:31,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1802 backedges. 0 proven. 1190 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-11-21 06:05:32,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:32,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 172 states and 268 transitions. [2021-11-21 06:05:32,082 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 268 transitions. [2021-11-21 06:05:32,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-21 06:05:32,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:32,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:32,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 1332 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-11-21 06:05:33,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:33,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 180 states and 281 transitions. [2021-11-21 06:05:33,257 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 281 transitions. [2021-11-21 06:05:33,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-21 06:05:33,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:33,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:33,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:33,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2242 backedges. 0 proven. 1482 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-11-21 06:05:34,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:34,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 188 states and 294 transitions. [2021-11-21 06:05:34,416 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 294 transitions. [2021-11-21 06:05:34,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-21 06:05:34,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:34,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:34,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2480 backedges. 0 proven. 1640 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2021-11-21 06:05:35,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:35,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 196 states and 307 transitions. [2021-11-21 06:05:35,483 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 307 transitions. [2021-11-21 06:05:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2021-11-21 06:05:35,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:35,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:35,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 0 proven. 1806 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-11-21 06:05:36,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 204 states and 320 transitions. [2021-11-21 06:05:36,770 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 320 transitions. [2021-11-21 06:05:36,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2021-11-21 06:05:36,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:36,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:37,107 INFO L134 CoverageAnalysis]: Checked inductivity of 2992 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2021-11-21 06:05:37,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:37,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 212 states and 333 transitions. [2021-11-21 06:05:37,975 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 333 transitions. [2021-11-21 06:05:37,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-11-21 06:05:37,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:37,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:38,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:38,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3266 backedges. 0 proven. 2162 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2021-11-21 06:05:39,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:39,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 220 states and 346 transitions. [2021-11-21 06:05:39,387 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 346 transitions. [2021-11-21 06:05:39,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-11-21 06:05:39,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:39,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 3552 backedges. 0 proven. 2352 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-11-21 06:05:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 228 states and 359 transitions. [2021-11-21 06:05:40,714 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 359 transitions. [2021-11-21 06:05:40,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2021-11-21 06:05:40,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:40,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:41,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3850 backedges. 0 proven. 2550 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-11-21 06:05:42,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:42,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 236 states and 372 transitions. [2021-11-21 06:05:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 372 transitions. [2021-11-21 06:05:42,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2021-11-21 06:05:42,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:42,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:42,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:42,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4160 backedges. 0 proven. 2756 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-11-21 06:05:43,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:43,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 244 states and 385 transitions. [2021-11-21 06:05:43,795 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 385 transitions. [2021-11-21 06:05:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2021-11-21 06:05:43,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:43,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:44,221 INFO L134 CoverageAnalysis]: Checked inductivity of 4482 backedges. 0 proven. 2970 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2021-11-21 06:05:45,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:45,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 252 states and 398 transitions. [2021-11-21 06:05:45,310 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 398 transitions. [2021-11-21 06:05:45,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-11-21 06:05:45,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:45,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:45,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:45,760 INFO L134 CoverageAnalysis]: Checked inductivity of 4816 backedges. 0 proven. 3192 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2021-11-21 06:05:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:46,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 260 states and 411 transitions. [2021-11-21 06:05:46,879 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 411 transitions. [2021-11-21 06:05:46,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2021-11-21 06:05:46,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:46,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:46,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:47,334 INFO L134 CoverageAnalysis]: Checked inductivity of 5162 backedges. 0 proven. 3422 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2021-11-21 06:05:48,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:48,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 268 states and 424 transitions. [2021-11-21 06:05:48,425 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 424 transitions. [2021-11-21 06:05:48,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2021-11-21 06:05:48,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:48,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:48,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:48,933 INFO L134 CoverageAnalysis]: Checked inductivity of 5520 backedges. 0 proven. 3660 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2021-11-21 06:05:50,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:50,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 276 states and 437 transitions. [2021-11-21 06:05:50,039 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 437 transitions. [2021-11-21 06:05:50,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-21 06:05:50,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:50,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:50,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:50,532 INFO L134 CoverageAnalysis]: Checked inductivity of 5890 backedges. 0 proven. 3906 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-11-21 06:05:51,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:51,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 284 states and 450 transitions. [2021-11-21 06:05:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 450 transitions. [2021-11-21 06:05:51,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 397 [2021-11-21 06:05:51,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:51,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:52,325 INFO L134 CoverageAnalysis]: Checked inductivity of 6272 backedges. 0 proven. 4160 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2021-11-21 06:05:53,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:53,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 292 states and 463 transitions. [2021-11-21 06:05:53,695 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 463 transitions. [2021-11-21 06:05:53,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 409 [2021-11-21 06:05:53,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:53,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 6666 backedges. 0 proven. 4422 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2021-11-21 06:05:55,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 300 states and 476 transitions. [2021-11-21 06:05:55,382 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 476 transitions. [2021-11-21 06:05:55,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 421 [2021-11-21 06:05:55,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:55,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:55,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:55,895 INFO L134 CoverageAnalysis]: Checked inductivity of 7072 backedges. 0 proven. 4692 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2021-11-21 06:05:57,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:57,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 308 states and 489 transitions. [2021-11-21 06:05:57,297 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 489 transitions. [2021-11-21 06:05:57,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 433 [2021-11-21 06:05:57,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:57,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:57,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:57,792 INFO L134 CoverageAnalysis]: Checked inductivity of 7490 backedges. 0 proven. 4970 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2021-11-21 06:05:59,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:05:59,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 316 states and 502 transitions. [2021-11-21 06:05:59,086 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 502 transitions. [2021-11-21 06:05:59,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 445 [2021-11-21 06:05:59,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:05:59,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:05:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:05:59,603 INFO L134 CoverageAnalysis]: Checked inductivity of 7920 backedges. 0 proven. 5256 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2021-11-21 06:06:00,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:00,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 324 states and 515 transitions. [2021-11-21 06:06:00,902 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 515 transitions. [2021-11-21 06:06:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2021-11-21 06:06:00,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:00,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:00,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:01,558 INFO L134 CoverageAnalysis]: Checked inductivity of 8362 backedges. 0 proven. 5550 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2021-11-21 06:06:02,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:02,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 332 states and 528 transitions. [2021-11-21 06:06:02,861 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 528 transitions. [2021-11-21 06:06:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2021-11-21 06:06:02,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:02,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:02,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:03,419 INFO L134 CoverageAnalysis]: Checked inductivity of 8816 backedges. 0 proven. 5852 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2021-11-21 06:06:04,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:04,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 340 states and 541 transitions. [2021-11-21 06:06:04,756 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 541 transitions. [2021-11-21 06:06:04,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2021-11-21 06:06:04,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:04,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:04,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:05,346 INFO L134 CoverageAnalysis]: Checked inductivity of 9282 backedges. 0 proven. 6162 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2021-11-21 06:06:06,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:06,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 348 states and 554 transitions. [2021-11-21 06:06:06,774 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 554 transitions. [2021-11-21 06:06:06,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2021-11-21 06:06:06,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:06,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:07,374 INFO L134 CoverageAnalysis]: Checked inductivity of 9760 backedges. 0 proven. 6480 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2021-11-21 06:06:08,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:08,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 356 states and 567 transitions. [2021-11-21 06:06:08,875 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 567 transitions. [2021-11-21 06:06:08,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 505 [2021-11-21 06:06:08,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:08,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:09,486 INFO L134 CoverageAnalysis]: Checked inductivity of 10250 backedges. 0 proven. 6806 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2021-11-21 06:06:10,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:10,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 364 states and 580 transitions. [2021-11-21 06:06:10,981 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 580 transitions. [2021-11-21 06:06:10,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 517 [2021-11-21 06:06:10,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:10,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:11,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:11,583 INFO L134 CoverageAnalysis]: Checked inductivity of 10752 backedges. 0 proven. 7140 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2021-11-21 06:06:13,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:13,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 372 states and 593 transitions. [2021-11-21 06:06:13,052 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 593 transitions. [2021-11-21 06:06:13,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2021-11-21 06:06:13,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:13,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:13,706 INFO L134 CoverageAnalysis]: Checked inductivity of 11266 backedges. 0 proven. 7482 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2021-11-21 06:06:15,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:15,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 380 states and 606 transitions. [2021-11-21 06:06:15,151 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 606 transitions. [2021-11-21 06:06:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 541 [2021-11-21 06:06:15,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:15,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:15,773 INFO L134 CoverageAnalysis]: Checked inductivity of 11792 backedges. 0 proven. 7832 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2021-11-21 06:06:17,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:17,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 388 states and 619 transitions. [2021-11-21 06:06:17,310 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 619 transitions. [2021-11-21 06:06:17,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2021-11-21 06:06:17,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:17,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:17,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:17,896 INFO L134 CoverageAnalysis]: Checked inductivity of 12330 backedges. 0 proven. 8190 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2021-11-21 06:06:19,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:19,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 396 states and 632 transitions. [2021-11-21 06:06:19,460 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 632 transitions. [2021-11-21 06:06:19,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 565 [2021-11-21 06:06:19,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:19,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:20,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12880 backedges. 0 proven. 8556 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2021-11-21 06:06:21,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:21,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 404 states and 645 transitions. [2021-11-21 06:06:21,591 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 645 transitions. [2021-11-21 06:06:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 577 [2021-11-21 06:06:21,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:21,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:22,376 INFO L134 CoverageAnalysis]: Checked inductivity of 13442 backedges. 0 proven. 8930 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2021-11-21 06:06:23,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:23,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 412 states and 658 transitions. [2021-11-21 06:06:23,970 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 658 transitions. [2021-11-21 06:06:23,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 589 [2021-11-21 06:06:23,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:23,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 14016 backedges. 0 proven. 9312 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2021-11-21 06:06:26,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:26,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 420 states and 671 transitions. [2021-11-21 06:06:26,289 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 671 transitions. [2021-11-21 06:06:26,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 601 [2021-11-21 06:06:26,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:26,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:27,028 INFO L134 CoverageAnalysis]: Checked inductivity of 14602 backedges. 0 proven. 9702 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2021-11-21 06:06:28,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:28,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 428 states and 684 transitions. [2021-11-21 06:06:28,730 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 684 transitions. [2021-11-21 06:06:28,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 613 [2021-11-21 06:06:28,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:28,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:29,459 INFO L134 CoverageAnalysis]: Checked inductivity of 15200 backedges. 0 proven. 10100 refuted. 0 times theorem prover too weak. 5100 trivial. 0 not checked. [2021-11-21 06:06:31,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 436 states and 697 transitions. [2021-11-21 06:06:31,136 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 697 transitions. [2021-11-21 06:06:31,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 625 [2021-11-21 06:06:31,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:31,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 15810 backedges. 0 proven. 10506 refuted. 0 times theorem prover too weak. 5304 trivial. 0 not checked. [2021-11-21 06:06:33,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:33,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 444 states and 710 transitions. [2021-11-21 06:06:33,656 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 710 transitions. [2021-11-21 06:06:33,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 637 [2021-11-21 06:06:33,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:33,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:33,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:34,351 INFO L134 CoverageAnalysis]: Checked inductivity of 16432 backedges. 0 proven. 10920 refuted. 0 times theorem prover too weak. 5512 trivial. 0 not checked. [2021-11-21 06:06:36,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:36,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 452 states and 723 transitions. [2021-11-21 06:06:36,223 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 723 transitions. [2021-11-21 06:06:36,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 649 [2021-11-21 06:06:36,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:36,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:37,018 INFO L134 CoverageAnalysis]: Checked inductivity of 17066 backedges. 0 proven. 11342 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2021-11-21 06:06:38,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:38,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 460 states and 736 transitions. [2021-11-21 06:06:38,778 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 736 transitions. [2021-11-21 06:06:38,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 661 [2021-11-21 06:06:38,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:38,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:38,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:39,532 INFO L134 CoverageAnalysis]: Checked inductivity of 17712 backedges. 0 proven. 11772 refuted. 0 times theorem prover too weak. 5940 trivial. 0 not checked. [2021-11-21 06:06:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:41,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 468 states and 749 transitions. [2021-11-21 06:06:41,336 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 749 transitions. [2021-11-21 06:06:41,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 673 [2021-11-21 06:06:41,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:41,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:41,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:42,017 INFO L134 CoverageAnalysis]: Checked inductivity of 18370 backedges. 0 proven. 12210 refuted. 0 times theorem prover too weak. 6160 trivial. 0 not checked. [2021-11-21 06:06:43,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:43,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 476 states and 762 transitions. [2021-11-21 06:06:43,906 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 762 transitions. [2021-11-21 06:06:43,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 685 [2021-11-21 06:06:43,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:43,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:43,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:44,572 INFO L134 CoverageAnalysis]: Checked inductivity of 19040 backedges. 0 proven. 12656 refuted. 0 times theorem prover too weak. 6384 trivial. 0 not checked. [2021-11-21 06:06:46,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:46,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 484 states and 775 transitions. [2021-11-21 06:06:46,409 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 775 transitions. [2021-11-21 06:06:46,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 697 [2021-11-21 06:06:46,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:46,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:46,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:47,238 INFO L134 CoverageAnalysis]: Checked inductivity of 19722 backedges. 0 proven. 13110 refuted. 0 times theorem prover too weak. 6612 trivial. 0 not checked. [2021-11-21 06:06:49,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:49,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 492 states and 788 transitions. [2021-11-21 06:06:49,105 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 788 transitions. [2021-11-21 06:06:49,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2021-11-21 06:06:49,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:49,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:49,809 INFO L134 CoverageAnalysis]: Checked inductivity of 20416 backedges. 0 proven. 13572 refuted. 0 times theorem prover too weak. 6844 trivial. 0 not checked. [2021-11-21 06:06:51,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:51,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 500 states and 801 transitions. [2021-11-21 06:06:51,871 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 801 transitions. [2021-11-21 06:06:51,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 721 [2021-11-21 06:06:51,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:51,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:51,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:52,618 INFO L134 CoverageAnalysis]: Checked inductivity of 21122 backedges. 0 proven. 14042 refuted. 0 times theorem prover too weak. 7080 trivial. 0 not checked. [2021-11-21 06:06:54,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:54,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 508 states and 814 transitions. [2021-11-21 06:06:54,567 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 814 transitions. [2021-11-21 06:06:54,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 733 [2021-11-21 06:06:54,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:54,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:55,361 INFO L134 CoverageAnalysis]: Checked inductivity of 21840 backedges. 0 proven. 14520 refuted. 0 times theorem prover too weak. 7320 trivial. 0 not checked. [2021-11-21 06:06:57,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:06:57,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 516 states and 827 transitions. [2021-11-21 06:06:57,322 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 827 transitions. [2021-11-21 06:06:57,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 745 [2021-11-21 06:06:57,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:06:57,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:06:57,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:06:58,066 INFO L134 CoverageAnalysis]: Checked inductivity of 22570 backedges. 0 proven. 15006 refuted. 0 times theorem prover too weak. 7564 trivial. 0 not checked. [2021-11-21 06:07:00,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:00,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 524 states and 840 transitions. [2021-11-21 06:07:00,324 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 840 transitions. [2021-11-21 06:07:00,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 757 [2021-11-21 06:07:00,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:00,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:01,073 INFO L134 CoverageAnalysis]: Checked inductivity of 23312 backedges. 0 proven. 15500 refuted. 0 times theorem prover too weak. 7812 trivial. 0 not checked. [2021-11-21 06:07:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:03,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 532 states and 853 transitions. [2021-11-21 06:07:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 853 transitions. [2021-11-21 06:07:03,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2021-11-21 06:07:03,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:03,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:04,019 INFO L134 CoverageAnalysis]: Checked inductivity of 24066 backedges. 0 proven. 16002 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2021-11-21 06:07:06,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:06,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 540 states and 866 transitions. [2021-11-21 06:07:06,131 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 866 transitions. [2021-11-21 06:07:06,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 781 [2021-11-21 06:07:06,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:06,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:06,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:07,042 INFO L134 CoverageAnalysis]: Checked inductivity of 24832 backedges. 0 proven. 16512 refuted. 0 times theorem prover too weak. 8320 trivial. 0 not checked. [2021-11-21 06:07:09,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 548 states and 879 transitions. [2021-11-21 06:07:09,317 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 879 transitions. [2021-11-21 06:07:09,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 793 [2021-11-21 06:07:09,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:09,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 25610 backedges. 0 proven. 17030 refuted. 0 times theorem prover too weak. 8580 trivial. 0 not checked. [2021-11-21 06:07:12,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:12,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 556 states and 892 transitions. [2021-11-21 06:07:12,353 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 892 transitions. [2021-11-21 06:07:12,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 805 [2021-11-21 06:07:12,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:12,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:12,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:13,294 INFO L134 CoverageAnalysis]: Checked inductivity of 26400 backedges. 0 proven. 17556 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2021-11-21 06:07:15,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:15,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 564 states and 905 transitions. [2021-11-21 06:07:15,590 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 905 transitions. [2021-11-21 06:07:15,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 817 [2021-11-21 06:07:15,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:15,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:16,409 INFO L134 CoverageAnalysis]: Checked inductivity of 27202 backedges. 0 proven. 18090 refuted. 0 times theorem prover too weak. 9112 trivial. 0 not checked. [2021-11-21 06:07:18,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:18,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 572 states and 918 transitions. [2021-11-21 06:07:18,632 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 918 transitions. [2021-11-21 06:07:18,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 829 [2021-11-21 06:07:18,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:18,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 28016 backedges. 0 proven. 18632 refuted. 0 times theorem prover too weak. 9384 trivial. 0 not checked. [2021-11-21 06:07:21,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 580 states and 931 transitions. [2021-11-21 06:07:21,994 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 931 transitions. [2021-11-21 06:07:22,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 841 [2021-11-21 06:07:22,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:22,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:22,847 INFO L134 CoverageAnalysis]: Checked inductivity of 28842 backedges. 0 proven. 19182 refuted. 0 times theorem prover too weak. 9660 trivial. 0 not checked. [2021-11-21 06:07:25,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 588 states and 944 transitions. [2021-11-21 06:07:25,247 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 944 transitions. [2021-11-21 06:07:25,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 853 [2021-11-21 06:07:25,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:25,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:25,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:26,133 INFO L134 CoverageAnalysis]: Checked inductivity of 29680 backedges. 0 proven. 19740 refuted. 0 times theorem prover too weak. 9940 trivial. 0 not checked. [2021-11-21 06:07:28,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:28,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 596 states and 957 transitions. [2021-11-21 06:07:28,441 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 957 transitions. [2021-11-21 06:07:28,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2021-11-21 06:07:28,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:28,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:29,437 INFO L134 CoverageAnalysis]: Checked inductivity of 30530 backedges. 0 proven. 20306 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2021-11-21 06:07:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 604 states and 970 transitions. [2021-11-21 06:07:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 970 transitions. [2021-11-21 06:07:31,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 877 [2021-11-21 06:07:31,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:31,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:31,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:32,742 INFO L134 CoverageAnalysis]: Checked inductivity of 31392 backedges. 0 proven. 20880 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2021-11-21 06:07:35,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 612 states and 983 transitions. [2021-11-21 06:07:35,119 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 983 transitions. [2021-11-21 06:07:35,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 889 [2021-11-21 06:07:35,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:35,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 32266 backedges. 0 proven. 21462 refuted. 0 times theorem prover too weak. 10804 trivial. 0 not checked. [2021-11-21 06:07:38,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:38,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 620 states and 996 transitions. [2021-11-21 06:07:38,539 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 996 transitions. [2021-11-21 06:07:38,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 901 [2021-11-21 06:07:38,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:38,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:38,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 33152 backedges. 0 proven. 22052 refuted. 0 times theorem prover too weak. 11100 trivial. 0 not checked. [2021-11-21 06:07:41,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:41,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 628 states and 1009 transitions. [2021-11-21 06:07:41,993 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1009 transitions. [2021-11-21 06:07:42,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 913 [2021-11-21 06:07:42,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:42,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:42,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:42,934 INFO L134 CoverageAnalysis]: Checked inductivity of 34050 backedges. 0 proven. 22650 refuted. 0 times theorem prover too weak. 11400 trivial. 0 not checked. [2021-11-21 06:07:45,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:45,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 636 states and 1022 transitions. [2021-11-21 06:07:45,432 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1022 transitions. [2021-11-21 06:07:45,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 925 [2021-11-21 06:07:45,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:45,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:46,350 INFO L134 CoverageAnalysis]: Checked inductivity of 34960 backedges. 0 proven. 23256 refuted. 0 times theorem prover too weak. 11704 trivial. 0 not checked. [2021-11-21 06:07:48,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:48,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 644 states and 1035 transitions. [2021-11-21 06:07:48,962 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1035 transitions. [2021-11-21 06:07:48,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 937 [2021-11-21 06:07:48,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:48,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:49,890 INFO L134 CoverageAnalysis]: Checked inductivity of 35882 backedges. 0 proven. 23870 refuted. 0 times theorem prover too weak. 12012 trivial. 0 not checked. [2021-11-21 06:07:52,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:52,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1184 states to 652 states and 1048 transitions. [2021-11-21 06:07:52,437 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1048 transitions. [2021-11-21 06:07:52,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 949 [2021-11-21 06:07:52,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:52,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 36816 backedges. 0 proven. 24492 refuted. 0 times theorem prover too weak. 12324 trivial. 0 not checked. [2021-11-21 06:07:56,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:56,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 660 states and 1061 transitions. [2021-11-21 06:07:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1061 transitions. [2021-11-21 06:07:56,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 961 [2021-11-21 06:07:56,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:56,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:56,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:07:57,271 INFO L134 CoverageAnalysis]: Checked inductivity of 37762 backedges. 0 proven. 25122 refuted. 0 times theorem prover too weak. 12640 trivial. 0 not checked. [2021-11-21 06:07:59,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:07:59,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 668 states and 1074 transitions. [2021-11-21 06:07:59,885 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1074 transitions. [2021-11-21 06:07:59,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 973 [2021-11-21 06:07:59,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:07:59,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:07:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:01,014 INFO L134 CoverageAnalysis]: Checked inductivity of 38720 backedges. 0 proven. 25760 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2021-11-21 06:08:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 676 states and 1087 transitions. [2021-11-21 06:08:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1087 transitions. [2021-11-21 06:08:03,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 985 [2021-11-21 06:08:03,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:03,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 39690 backedges. 0 proven. 26406 refuted. 0 times theorem prover too weak. 13284 trivial. 0 not checked. [2021-11-21 06:08:07,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:07,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 684 states and 1100 transitions. [2021-11-21 06:08:07,335 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1100 transitions. [2021-11-21 06:08:07,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 997 [2021-11-21 06:08:07,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:07,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:08,463 INFO L134 CoverageAnalysis]: Checked inductivity of 40672 backedges. 0 proven. 27060 refuted. 0 times theorem prover too weak. 13612 trivial. 0 not checked. [2021-11-21 06:08:11,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:11,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 692 states and 1113 transitions. [2021-11-21 06:08:11,170 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1113 transitions. [2021-11-21 06:08:11,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1009 [2021-11-21 06:08:11,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:11,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:11,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:12,209 INFO L134 CoverageAnalysis]: Checked inductivity of 41666 backedges. 0 proven. 27722 refuted. 0 times theorem prover too weak. 13944 trivial. 0 not checked. [2021-11-21 06:08:15,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:15,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 700 states and 1126 transitions. [2021-11-21 06:08:15,100 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1126 transitions. [2021-11-21 06:08:15,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1021 [2021-11-21 06:08:15,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:15,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:16,117 INFO L134 CoverageAnalysis]: Checked inductivity of 42672 backedges. 0 proven. 28392 refuted. 0 times theorem prover too weak. 14280 trivial. 0 not checked. [2021-11-21 06:08:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:18,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 708 states and 1139 transitions. [2021-11-21 06:08:18,894 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1139 transitions. [2021-11-21 06:08:18,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1033 [2021-11-21 06:08:18,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:18,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:18,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:19,961 INFO L134 CoverageAnalysis]: Checked inductivity of 43690 backedges. 0 proven. 29070 refuted. 0 times theorem prover too weak. 14620 trivial. 0 not checked. [2021-11-21 06:08:23,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:23,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 716 states and 1152 transitions. [2021-11-21 06:08:23,037 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1152 transitions. [2021-11-21 06:08:23,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1045 [2021-11-21 06:08:23,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:23,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:24,122 INFO L134 CoverageAnalysis]: Checked inductivity of 44720 backedges. 0 proven. 29756 refuted. 0 times theorem prover too weak. 14964 trivial. 0 not checked. [2021-11-21 06:08:26,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:26,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 724 states and 1165 transitions. [2021-11-21 06:08:26,961 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 1165 transitions. [2021-11-21 06:08:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1057 [2021-11-21 06:08:26,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:26,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:28,237 INFO L134 CoverageAnalysis]: Checked inductivity of 45762 backedges. 0 proven. 30450 refuted. 0 times theorem prover too weak. 15312 trivial. 0 not checked. [2021-11-21 06:08:31,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:31,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 732 states and 1178 transitions. [2021-11-21 06:08:31,107 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1178 transitions. [2021-11-21 06:08:31,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1069 [2021-11-21 06:08:31,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:31,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:31,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:32,440 INFO L134 CoverageAnalysis]: Checked inductivity of 46816 backedges. 0 proven. 31152 refuted. 0 times theorem prover too weak. 15664 trivial. 0 not checked. [2021-11-21 06:08:35,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:35,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 740 states and 1191 transitions. [2021-11-21 06:08:35,348 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1191 transitions. [2021-11-21 06:08:35,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1081 [2021-11-21 06:08:35,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:35,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:36,634 INFO L134 CoverageAnalysis]: Checked inductivity of 47882 backedges. 0 proven. 31862 refuted. 0 times theorem prover too weak. 16020 trivial. 0 not checked. [2021-11-21 06:08:39,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:39,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 748 states and 1204 transitions. [2021-11-21 06:08:39,775 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1204 transitions. [2021-11-21 06:08:39,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1093 [2021-11-21 06:08:39,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:39,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:40,864 INFO L134 CoverageAnalysis]: Checked inductivity of 48960 backedges. 0 proven. 32580 refuted. 0 times theorem prover too weak. 16380 trivial. 0 not checked. [2021-11-21 06:08:43,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:43,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 756 states and 1217 transitions. [2021-11-21 06:08:43,849 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1217 transitions. [2021-11-21 06:08:43,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1105 [2021-11-21 06:08:43,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:43,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 50050 backedges. 0 proven. 33306 refuted. 0 times theorem prover too weak. 16744 trivial. 0 not checked. [2021-11-21 06:08:48,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:48,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 764 states and 1230 transitions. [2021-11-21 06:08:48,332 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1230 transitions. [2021-11-21 06:08:48,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1117 [2021-11-21 06:08:48,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:48,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:49,856 INFO L134 CoverageAnalysis]: Checked inductivity of 51152 backedges. 0 proven. 34040 refuted. 0 times theorem prover too weak. 17112 trivial. 0 not checked. [2021-11-21 06:08:52,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:52,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 772 states and 1243 transitions. [2021-11-21 06:08:52,910 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1243 transitions. [2021-11-21 06:08:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1129 [2021-11-21 06:08:52,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:52,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:54,071 INFO L134 CoverageAnalysis]: Checked inductivity of 52266 backedges. 0 proven. 34782 refuted. 0 times theorem prover too weak. 17484 trivial. 0 not checked. [2021-11-21 06:08:57,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:08:57,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 780 states and 1256 transitions. [2021-11-21 06:08:57,276 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1256 transitions. [2021-11-21 06:08:57,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1141 [2021-11-21 06:08:57,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:08:57,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:08:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:08:58,490 INFO L134 CoverageAnalysis]: Checked inductivity of 53392 backedges. 0 proven. 35532 refuted. 0 times theorem prover too weak. 17860 trivial. 0 not checked. [2021-11-21 06:09:01,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:01,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 788 states and 1269 transitions. [2021-11-21 06:09:01,765 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1269 transitions. [2021-11-21 06:09:01,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1153 [2021-11-21 06:09:01,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:01,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:01,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 54530 backedges. 0 proven. 36290 refuted. 0 times theorem prover too weak. 18240 trivial. 0 not checked. [2021-11-21 06:09:06,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:06,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 796 states and 1282 transitions. [2021-11-21 06:09:06,288 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1282 transitions. [2021-11-21 06:09:06,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1165 [2021-11-21 06:09:06,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:06,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:07,525 INFO L134 CoverageAnalysis]: Checked inductivity of 55680 backedges. 0 proven. 37056 refuted. 0 times theorem prover too weak. 18624 trivial. 0 not checked. [2021-11-21 06:09:10,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:10,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 804 states and 1295 transitions. [2021-11-21 06:09:10,880 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1295 transitions. [2021-11-21 06:09:10,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1177 [2021-11-21 06:09:10,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:10,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:12,146 INFO L134 CoverageAnalysis]: Checked inductivity of 56842 backedges. 0 proven. 37830 refuted. 0 times theorem prover too weak. 19012 trivial. 0 not checked. [2021-11-21 06:09:15,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:15,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 812 states and 1308 transitions. [2021-11-21 06:09:15,535 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1308 transitions. [2021-11-21 06:09:15,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1189 [2021-11-21 06:09:15,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:15,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:16,746 INFO L134 CoverageAnalysis]: Checked inductivity of 58016 backedges. 0 proven. 38612 refuted. 0 times theorem prover too weak. 19404 trivial. 0 not checked. [2021-11-21 06:09:20,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:20,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1478 states to 820 states and 1321 transitions. [2021-11-21 06:09:20,159 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1321 transitions. [2021-11-21 06:09:20,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1201 [2021-11-21 06:09:20,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:20,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:20,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:21,392 INFO L134 CoverageAnalysis]: Checked inductivity of 59202 backedges. 0 proven. 39402 refuted. 0 times theorem prover too weak. 19800 trivial. 0 not checked. [2021-11-21 06:09:24,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:24,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 828 states and 1334 transitions. [2021-11-21 06:09:24,845 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1334 transitions. [2021-11-21 06:09:24,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1213 [2021-11-21 06:09:24,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:24,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:26,364 INFO L134 CoverageAnalysis]: Checked inductivity of 60400 backedges. 0 proven. 40200 refuted. 0 times theorem prover too weak. 20200 trivial. 0 not checked. [2021-11-21 06:09:30,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 836 states and 1347 transitions. [2021-11-21 06:09:30,017 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1347 transitions. [2021-11-21 06:09:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1225 [2021-11-21 06:09:30,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:30,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:31,272 INFO L134 CoverageAnalysis]: Checked inductivity of 61610 backedges. 0 proven. 41006 refuted. 0 times theorem prover too weak. 20604 trivial. 0 not checked. [2021-11-21 06:09:34,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:34,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 844 states and 1360 transitions. [2021-11-21 06:09:34,800 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1360 transitions. [2021-11-21 06:09:34,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1237 [2021-11-21 06:09:34,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:34,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:34,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:36,077 INFO L134 CoverageAnalysis]: Checked inductivity of 62832 backedges. 0 proven. 41820 refuted. 0 times theorem prover too weak. 21012 trivial. 0 not checked. [2021-11-21 06:09:39,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:39,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 852 states and 1373 transitions. [2021-11-21 06:09:39,663 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1373 transitions. [2021-11-21 06:09:39,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1249 [2021-11-21 06:09:39,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:39,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:41,282 INFO L134 CoverageAnalysis]: Checked inductivity of 64066 backedges. 0 proven. 42642 refuted. 0 times theorem prover too weak. 21424 trivial. 0 not checked. [2021-11-21 06:09:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:44,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1548 states to 860 states and 1386 transitions. [2021-11-21 06:09:44,878 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1386 transitions. [2021-11-21 06:09:44,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1261 [2021-11-21 06:09:44,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:44,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:45,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 65312 backedges. 0 proven. 43472 refuted. 0 times theorem prover too weak. 21840 trivial. 0 not checked. [2021-11-21 06:09:50,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:50,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 868 states and 1399 transitions. [2021-11-21 06:09:50,147 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1399 transitions. [2021-11-21 06:09:50,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1273 [2021-11-21 06:09:50,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:50,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:50,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 66570 backedges. 0 proven. 44310 refuted. 0 times theorem prover too weak. 22260 trivial. 0 not checked. [2021-11-21 06:09:55,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:09:55,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 876 states and 1412 transitions. [2021-11-21 06:09:55,222 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1412 transitions. [2021-11-21 06:09:55,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1285 [2021-11-21 06:09:55,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:09:55,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:09:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:09:56,697 INFO L134 CoverageAnalysis]: Checked inductivity of 67840 backedges. 0 proven. 45156 refuted. 0 times theorem prover too weak. 22684 trivial. 0 not checked. [2021-11-21 06:10:00,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:00,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 884 states and 1425 transitions. [2021-11-21 06:10:00,239 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1425 transitions. [2021-11-21 06:10:00,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1297 [2021-11-21 06:10:00,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:00,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:01,769 INFO L134 CoverageAnalysis]: Checked inductivity of 69122 backedges. 0 proven. 46010 refuted. 0 times theorem prover too weak. 23112 trivial. 0 not checked. [2021-11-21 06:10:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:05,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 892 states and 1438 transitions. [2021-11-21 06:10:05,514 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1438 transitions. [2021-11-21 06:10:05,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1309 [2021-11-21 06:10:05,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:05,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:05,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:06,932 INFO L134 CoverageAnalysis]: Checked inductivity of 70416 backedges. 0 proven. 46872 refuted. 0 times theorem prover too weak. 23544 trivial. 0 not checked. [2021-11-21 06:10:10,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:10,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 900 states and 1451 transitions. [2021-11-21 06:10:10,719 INFO L276 IsEmpty]: Start isEmpty. Operand 900 states and 1451 transitions. [2021-11-21 06:10:10,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1321 [2021-11-21 06:10:10,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:10,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:12,279 INFO L134 CoverageAnalysis]: Checked inductivity of 71722 backedges. 0 proven. 47742 refuted. 0 times theorem prover too weak. 23980 trivial. 0 not checked. [2021-11-21 06:10:16,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:16,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 908 states and 1464 transitions. [2021-11-21 06:10:16,227 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1464 transitions. [2021-11-21 06:10:16,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1333 [2021-11-21 06:10:16,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:16,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:16,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:17,747 INFO L134 CoverageAnalysis]: Checked inductivity of 73040 backedges. 0 proven. 48620 refuted. 0 times theorem prover too weak. 24420 trivial. 0 not checked. [2021-11-21 06:10:21,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:21,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1646 states to 916 states and 1477 transitions. [2021-11-21 06:10:21,581 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1477 transitions. [2021-11-21 06:10:21,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1345 [2021-11-21 06:10:21,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:21,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:23,177 INFO L134 CoverageAnalysis]: Checked inductivity of 74370 backedges. 0 proven. 49506 refuted. 0 times theorem prover too weak. 24864 trivial. 0 not checked. [2021-11-21 06:10:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:27,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1660 states to 924 states and 1490 transitions. [2021-11-21 06:10:27,083 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1490 transitions. [2021-11-21 06:10:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1357 [2021-11-21 06:10:27,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:27,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:28,666 INFO L134 CoverageAnalysis]: Checked inductivity of 75712 backedges. 0 proven. 50400 refuted. 0 times theorem prover too weak. 25312 trivial. 0 not checked. [2021-11-21 06:10:32,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:32,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 932 states and 1503 transitions. [2021-11-21 06:10:32,555 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 1503 transitions. [2021-11-21 06:10:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1369 [2021-11-21 06:10:32,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:32,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:32,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:34,131 INFO L134 CoverageAnalysis]: Checked inductivity of 77066 backedges. 0 proven. 51302 refuted. 0 times theorem prover too weak. 25764 trivial. 0 not checked. [2021-11-21 06:10:38,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:38,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1688 states to 940 states and 1516 transitions. [2021-11-21 06:10:38,095 INFO L276 IsEmpty]: Start isEmpty. Operand 940 states and 1516 transitions. [2021-11-21 06:10:38,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1381 [2021-11-21 06:10:38,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:38,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:39,583 INFO L134 CoverageAnalysis]: Checked inductivity of 78432 backedges. 0 proven. 52212 refuted. 0 times theorem prover too weak. 26220 trivial. 0 not checked. [2021-11-21 06:10:43,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:43,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 948 states and 1529 transitions. [2021-11-21 06:10:43,580 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1529 transitions. [2021-11-21 06:10:43,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1393 [2021-11-21 06:10:43,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:43,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:43,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:45,263 INFO L134 CoverageAnalysis]: Checked inductivity of 79810 backedges. 0 proven. 53130 refuted. 0 times theorem prover too weak. 26680 trivial. 0 not checked. [2021-11-21 06:10:49,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:49,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 956 states and 1542 transitions. [2021-11-21 06:10:49,445 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1542 transitions. [2021-11-21 06:10:49,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1405 [2021-11-21 06:10:49,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:49,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:50,942 INFO L134 CoverageAnalysis]: Checked inductivity of 81200 backedges. 0 proven. 54056 refuted. 0 times theorem prover too weak. 27144 trivial. 0 not checked. [2021-11-21 06:10:54,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:10:54,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 964 states and 1555 transitions. [2021-11-21 06:10:54,932 INFO L276 IsEmpty]: Start isEmpty. Operand 964 states and 1555 transitions. [2021-11-21 06:10:54,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1417 [2021-11-21 06:10:54,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:10:54,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:10:55,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:10:56,444 INFO L134 CoverageAnalysis]: Checked inductivity of 82602 backedges. 0 proven. 54990 refuted. 0 times theorem prover too weak. 27612 trivial. 0 not checked. [2021-11-21 06:11:00,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:00,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1744 states to 972 states and 1568 transitions. [2021-11-21 06:11:00,505 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1568 transitions. [2021-11-21 06:11:00,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1429 [2021-11-21 06:11:00,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:00,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:00,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:02,046 INFO L134 CoverageAnalysis]: Checked inductivity of 84016 backedges. 0 proven. 55932 refuted. 0 times theorem prover too weak. 28084 trivial. 0 not checked. [2021-11-21 06:11:06,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:06,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 980 states and 1581 transitions. [2021-11-21 06:11:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1581 transitions. [2021-11-21 06:11:06,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1441 [2021-11-21 06:11:06,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:06,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:06,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:08,123 INFO L134 CoverageAnalysis]: Checked inductivity of 85442 backedges. 0 proven. 56882 refuted. 0 times theorem prover too weak. 28560 trivial. 0 not checked. [2021-11-21 06:11:12,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:12,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 988 states and 1594 transitions. [2021-11-21 06:11:12,248 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1594 transitions. [2021-11-21 06:11:12,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1453 [2021-11-21 06:11:12,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:12,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 86880 backedges. 0 proven. 57840 refuted. 0 times theorem prover too weak. 29040 trivial. 0 not checked. [2021-11-21 06:11:18,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1786 states to 996 states and 1607 transitions. [2021-11-21 06:11:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand 996 states and 1607 transitions. [2021-11-21 06:11:18,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1465 [2021-11-21 06:11:18,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:18,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:18,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:20,105 INFO L134 CoverageAnalysis]: Checked inductivity of 88330 backedges. 0 proven. 58806 refuted. 0 times theorem prover too weak. 29524 trivial. 0 not checked. [2021-11-21 06:11:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:24,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 1004 states and 1620 transitions. [2021-11-21 06:11:24,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1620 transitions. [2021-11-21 06:11:24,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1477 [2021-11-21 06:11:24,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:24,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:25,862 INFO L134 CoverageAnalysis]: Checked inductivity of 89792 backedges. 0 proven. 59780 refuted. 0 times theorem prover too weak. 30012 trivial. 0 not checked. [2021-11-21 06:11:30,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:30,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 1012 states and 1633 transitions. [2021-11-21 06:11:30,082 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1633 transitions. [2021-11-21 06:11:30,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1489 [2021-11-21 06:11:30,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:30,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:31,685 INFO L134 CoverageAnalysis]: Checked inductivity of 91266 backedges. 0 proven. 60762 refuted. 0 times theorem prover too weak. 30504 trivial. 0 not checked. [2021-11-21 06:11:36,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:36,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 1020 states and 1646 transitions. [2021-11-21 06:11:36,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1646 transitions. [2021-11-21 06:11:36,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1501 [2021-11-21 06:11:36,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:36,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:36,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:37,826 INFO L134 CoverageAnalysis]: Checked inductivity of 92752 backedges. 0 proven. 61752 refuted. 0 times theorem prover too weak. 31000 trivial. 0 not checked. [2021-11-21 06:11:42,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:42,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1842 states to 1028 states and 1659 transitions. [2021-11-21 06:11:42,158 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 1659 transitions. [2021-11-21 06:11:42,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1513 [2021-11-21 06:11:42,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:42,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:42,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:43,834 INFO L134 CoverageAnalysis]: Checked inductivity of 94250 backedges. 0 proven. 62750 refuted. 0 times theorem prover too weak. 31500 trivial. 0 not checked. [2021-11-21 06:11:48,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:48,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1036 states and 1672 transitions. [2021-11-21 06:11:48,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1672 transitions. [2021-11-21 06:11:48,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1525 [2021-11-21 06:11:48,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:48,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:48,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:50,338 INFO L134 CoverageAnalysis]: Checked inductivity of 95760 backedges. 0 proven. 63756 refuted. 0 times theorem prover too weak. 32004 trivial. 0 not checked. [2021-11-21 06:11:54,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:54,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 1044 states and 1685 transitions. [2021-11-21 06:11:54,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1685 transitions. [2021-11-21 06:11:54,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1537 [2021-11-21 06:11:54,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:54,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:11:56,413 INFO L134 CoverageAnalysis]: Checked inductivity of 97282 backedges. 0 proven. 64770 refuted. 0 times theorem prover too weak. 32512 trivial. 0 not checked. [2021-11-21 06:12:00,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:00,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1052 states and 1698 transitions. [2021-11-21 06:12:00,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1698 transitions. [2021-11-21 06:12:00,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1549 [2021-11-21 06:12:00,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:00,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:00,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:02,584 INFO L134 CoverageAnalysis]: Checked inductivity of 98816 backedges. 0 proven. 65792 refuted. 0 times theorem prover too weak. 33024 trivial. 0 not checked. [2021-11-21 06:12:07,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:07,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1898 states to 1060 states and 1711 transitions. [2021-11-21 06:12:07,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1060 states and 1711 transitions. [2021-11-21 06:12:07,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1561 [2021-11-21 06:12:07,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:07,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:07,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:08,766 INFO L134 CoverageAnalysis]: Checked inductivity of 100362 backedges. 0 proven. 66822 refuted. 0 times theorem prover too weak. 33540 trivial. 0 not checked. [2021-11-21 06:12:13,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:13,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1912 states to 1068 states and 1724 transitions. [2021-11-21 06:12:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 1724 transitions. [2021-11-21 06:12:13,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1573 [2021-11-21 06:12:13,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:13,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:13,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:15,132 INFO L134 CoverageAnalysis]: Checked inductivity of 101920 backedges. 0 proven. 67860 refuted. 0 times theorem prover too weak. 34060 trivial. 0 not checked. [2021-11-21 06:12:19,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:19,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1926 states to 1076 states and 1737 transitions. [2021-11-21 06:12:19,701 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 1737 transitions. [2021-11-21 06:12:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1585 [2021-11-21 06:12:19,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:19,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:21,631 INFO L134 CoverageAnalysis]: Checked inductivity of 103490 backedges. 0 proven. 68906 refuted. 0 times theorem prover too weak. 34584 trivial. 0 not checked. [2021-11-21 06:12:26,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:26,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1940 states to 1084 states and 1750 transitions. [2021-11-21 06:12:26,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1084 states and 1750 transitions. [2021-11-21 06:12:26,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1597 [2021-11-21 06:12:26,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:26,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 105072 backedges. 0 proven. 69960 refuted. 0 times theorem prover too weak. 35112 trivial. 0 not checked. [2021-11-21 06:12:32,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:32,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 1092 states and 1763 transitions. [2021-11-21 06:12:32,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1763 transitions. [2021-11-21 06:12:32,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1609 [2021-11-21 06:12:32,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:32,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:34,362 INFO L134 CoverageAnalysis]: Checked inductivity of 106666 backedges. 0 proven. 71022 refuted. 0 times theorem prover too weak. 35644 trivial. 0 not checked. [2021-11-21 06:12:38,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:38,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1968 states to 1100 states and 1776 transitions. [2021-11-21 06:12:38,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1100 states and 1776 transitions. [2021-11-21 06:12:39,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1621 [2021-11-21 06:12:39,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:39,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:40,976 INFO L134 CoverageAnalysis]: Checked inductivity of 108272 backedges. 0 proven. 72092 refuted. 0 times theorem prover too weak. 36180 trivial. 0 not checked. [2021-11-21 06:12:45,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:45,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 1108 states and 1789 transitions. [2021-11-21 06:12:45,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1108 states and 1789 transitions. [2021-11-21 06:12:45,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1633 [2021-11-21 06:12:45,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:45,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:45,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:47,384 INFO L134 CoverageAnalysis]: Checked inductivity of 109890 backedges. 0 proven. 73170 refuted. 0 times theorem prover too weak. 36720 trivial. 0 not checked. [2021-11-21 06:12:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1116 states and 1802 transitions. [2021-11-21 06:12:51,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1116 states and 1802 transitions. [2021-11-21 06:12:51,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1645 [2021-11-21 06:12:51,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:51,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:12:53,770 INFO L134 CoverageAnalysis]: Checked inductivity of 111520 backedges. 0 proven. 74256 refuted. 0 times theorem prover too weak. 37264 trivial. 0 not checked. [2021-11-21 06:12:58,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:12:58,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2010 states to 1124 states and 1815 transitions. [2021-11-21 06:12:58,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1815 transitions. [2021-11-21 06:12:58,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1657 [2021-11-21 06:12:58,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:12:58,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:12:58,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:00,356 INFO L134 CoverageAnalysis]: Checked inductivity of 113162 backedges. 0 proven. 75350 refuted. 0 times theorem prover too weak. 37812 trivial. 0 not checked. [2021-11-21 06:13:05,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:05,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 1132 states and 1828 transitions. [2021-11-21 06:13:05,129 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1828 transitions. [2021-11-21 06:13:05,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1669 [2021-11-21 06:13:05,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:05,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 114816 backedges. 0 proven. 76452 refuted. 0 times theorem prover too weak. 38364 trivial. 0 not checked. [2021-11-21 06:13:11,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:11,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2038 states to 1140 states and 1841 transitions. [2021-11-21 06:13:11,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 1841 transitions. [2021-11-21 06:13:11,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1681 [2021-11-21 06:13:11,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:11,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:12,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 116482 backedges. 0 proven. 77562 refuted. 0 times theorem prover too weak. 38920 trivial. 0 not checked. [2021-11-21 06:13:18,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:18,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 1148 states and 1854 transitions. [2021-11-21 06:13:18,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1854 transitions. [2021-11-21 06:13:18,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1693 [2021-11-21 06:13:18,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:18,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:20,851 INFO L134 CoverageAnalysis]: Checked inductivity of 118160 backedges. 0 proven. 78680 refuted. 0 times theorem prover too weak. 39480 trivial. 0 not checked. [2021-11-21 06:13:25,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:25,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2066 states to 1156 states and 1867 transitions. [2021-11-21 06:13:25,684 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1867 transitions. [2021-11-21 06:13:25,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1705 [2021-11-21 06:13:25,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:25,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:25,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:27,615 INFO L134 CoverageAnalysis]: Checked inductivity of 119850 backedges. 0 proven. 79806 refuted. 0 times theorem prover too weak. 40044 trivial. 0 not checked. [2021-11-21 06:13:32,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:32,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2080 states to 1164 states and 1880 transitions. [2021-11-21 06:13:32,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1880 transitions. [2021-11-21 06:13:32,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1717 [2021-11-21 06:13:32,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:32,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:34,702 INFO L134 CoverageAnalysis]: Checked inductivity of 121552 backedges. 0 proven. 80940 refuted. 0 times theorem prover too weak. 40612 trivial. 0 not checked. [2021-11-21 06:13:39,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:39,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 1172 states and 1893 transitions. [2021-11-21 06:13:39,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1893 transitions. [2021-11-21 06:13:39,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1729 [2021-11-21 06:13:39,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:39,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:41,765 INFO L134 CoverageAnalysis]: Checked inductivity of 123266 backedges. 0 proven. 82082 refuted. 0 times theorem prover too weak. 41184 trivial. 0 not checked. [2021-11-21 06:13:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:46,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2108 states to 1180 states and 1906 transitions. [2021-11-21 06:13:46,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1180 states and 1906 transitions. [2021-11-21 06:13:46,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1741 [2021-11-21 06:13:46,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:46,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:49,124 INFO L134 CoverageAnalysis]: Checked inductivity of 124992 backedges. 0 proven. 83232 refuted. 0 times theorem prover too weak. 41760 trivial. 0 not checked. [2021-11-21 06:13:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:13:54,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1188 states and 1919 transitions. [2021-11-21 06:13:54,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1919 transitions. [2021-11-21 06:13:54,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1753 [2021-11-21 06:13:54,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:13:54,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:13:54,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:13:56,699 INFO L134 CoverageAnalysis]: Checked inductivity of 126730 backedges. 0 proven. 84390 refuted. 0 times theorem prover too weak. 42340 trivial. 0 not checked. [2021-11-21 06:14:01,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:01,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2136 states to 1196 states and 1932 transitions. [2021-11-21 06:14:01,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1932 transitions. [2021-11-21 06:14:01,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1765 [2021-11-21 06:14:01,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:01,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:04,073 INFO L134 CoverageAnalysis]: Checked inductivity of 128480 backedges. 0 proven. 85556 refuted. 0 times theorem prover too weak. 42924 trivial. 0 not checked. [2021-11-21 06:14:09,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2150 states to 1204 states and 1945 transitions. [2021-11-21 06:14:09,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1945 transitions. [2021-11-21 06:14:09,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1777 [2021-11-21 06:14:09,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:09,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:11,607 INFO L134 CoverageAnalysis]: Checked inductivity of 130242 backedges. 0 proven. 86730 refuted. 0 times theorem prover too weak. 43512 trivial. 0 not checked. [2021-11-21 06:14:16,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:16,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1212 states and 1958 transitions. [2021-11-21 06:14:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1958 transitions. [2021-11-21 06:14:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1789 [2021-11-21 06:14:16,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:16,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:17,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:18,965 INFO L134 CoverageAnalysis]: Checked inductivity of 132016 backedges. 0 proven. 87912 refuted. 0 times theorem prover too weak. 44104 trivial. 0 not checked. [2021-11-21 06:14:24,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:24,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2178 states to 1220 states and 1971 transitions. [2021-11-21 06:14:24,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1971 transitions. [2021-11-21 06:14:24,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1801 [2021-11-21 06:14:24,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:24,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:26,397 INFO L134 CoverageAnalysis]: Checked inductivity of 133802 backedges. 0 proven. 89102 refuted. 0 times theorem prover too weak. 44700 trivial. 0 not checked. [2021-11-21 06:14:31,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:31,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2192 states to 1228 states and 1984 transitions. [2021-11-21 06:14:31,878 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1984 transitions. [2021-11-21 06:14:31,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1813 [2021-11-21 06:14:31,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:31,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:32,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 135600 backedges. 0 proven. 90300 refuted. 0 times theorem prover too weak. 45300 trivial. 0 not checked. [2021-11-21 06:14:39,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:39,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1236 states and 1997 transitions. [2021-11-21 06:14:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 1997 transitions. [2021-11-21 06:14:39,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1825 [2021-11-21 06:14:39,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:39,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:41,827 INFO L134 CoverageAnalysis]: Checked inductivity of 137410 backedges. 0 proven. 91506 refuted. 0 times theorem prover too weak. 45904 trivial. 0 not checked. [2021-11-21 06:14:47,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:47,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2220 states to 1244 states and 2010 transitions. [2021-11-21 06:14:47,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1244 states and 2010 transitions. [2021-11-21 06:14:47,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1837 [2021-11-21 06:14:47,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:47,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:47,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:49,455 INFO L134 CoverageAnalysis]: Checked inductivity of 139232 backedges. 0 proven. 92720 refuted. 0 times theorem prover too weak. 46512 trivial. 0 not checked. [2021-11-21 06:14:55,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:14:55,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 1252 states and 2023 transitions. [2021-11-21 06:14:55,178 INFO L276 IsEmpty]: Start isEmpty. Operand 1252 states and 2023 transitions. [2021-11-21 06:14:55,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1849 [2021-11-21 06:14:55,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:14:55,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:14:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:14:57,483 INFO L134 CoverageAnalysis]: Checked inductivity of 141066 backedges. 0 proven. 93942 refuted. 0 times theorem prover too weak. 47124 trivial. 0 not checked. [2021-11-21 06:15:03,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2248 states to 1260 states and 2036 transitions. [2021-11-21 06:15:03,197 INFO L276 IsEmpty]: Start isEmpty. Operand 1260 states and 2036 transitions. [2021-11-21 06:15:03,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1861 [2021-11-21 06:15:03,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:03,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:05,594 INFO L134 CoverageAnalysis]: Checked inductivity of 142912 backedges. 0 proven. 95172 refuted. 0 times theorem prover too weak. 47740 trivial. 0 not checked. [2021-11-21 06:15:11,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:11,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 1268 states and 2049 transitions. [2021-11-21 06:15:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 2049 transitions. [2021-11-21 06:15:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1873 [2021-11-21 06:15:11,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:11,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:14,100 INFO L134 CoverageAnalysis]: Checked inductivity of 144770 backedges. 0 proven. 96410 refuted. 0 times theorem prover too weak. 48360 trivial. 0 not checked. [2021-11-21 06:15:19,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:19,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2276 states to 1276 states and 2062 transitions. [2021-11-21 06:15:19,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1276 states and 2062 transitions. [2021-11-21 06:15:19,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1885 [2021-11-21 06:15:19,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:19,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:22,207 INFO L134 CoverageAnalysis]: Checked inductivity of 146640 backedges. 0 proven. 97656 refuted. 0 times theorem prover too weak. 48984 trivial. 0 not checked. [2021-11-21 06:15:27,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:27,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2290 states to 1284 states and 2075 transitions. [2021-11-21 06:15:27,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1284 states and 2075 transitions. [2021-11-21 06:15:27,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1897 [2021-11-21 06:15:27,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:27,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:28,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:30,557 INFO L134 CoverageAnalysis]: Checked inductivity of 148522 backedges. 0 proven. 98910 refuted. 0 times theorem prover too weak. 49612 trivial. 0 not checked. [2021-11-21 06:15:36,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:36,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 1292 states and 2088 transitions. [2021-11-21 06:15:36,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1292 states and 2088 transitions. [2021-11-21 06:15:36,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1909 [2021-11-21 06:15:36,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:36,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:36,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 150416 backedges. 0 proven. 100172 refuted. 0 times theorem prover too weak. 50244 trivial. 0 not checked. [2021-11-21 06:15:44,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:44,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 1300 states and 2101 transitions. [2021-11-21 06:15:44,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 2101 transitions. [2021-11-21 06:15:44,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1921 [2021-11-21 06:15:44,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:44,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:44,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:47,023 INFO L134 CoverageAnalysis]: Checked inductivity of 152322 backedges. 0 proven. 101442 refuted. 0 times theorem prover too weak. 50880 trivial. 0 not checked. [2021-11-21 06:15:52,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:15:52,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2332 states to 1308 states and 2114 transitions. [2021-11-21 06:15:52,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 2114 transitions. [2021-11-21 06:15:52,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1933 [2021-11-21 06:15:52,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:15:52,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:15:53,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:15:55,334 INFO L134 CoverageAnalysis]: Checked inductivity of 154240 backedges. 0 proven. 102720 refuted. 0 times theorem prover too weak. 51520 trivial. 0 not checked.