./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.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_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/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_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/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_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/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 33be026e9ca846df0a8faa91fc9c2bbf64ee20dbba0f4f48a9cd42fbefb372d5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:53:33,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:53:33,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:53:33,963 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:53:33,963 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:53:33,967 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:53:33,969 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:53:33,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:53:33,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:53:33,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:53:33,985 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:53:33,987 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:53:33,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:53:33,991 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:53:33,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:53:33,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:53:33,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:53:33,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:53:33,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:53:34,003 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:53:34,005 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:53:34,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:53:34,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:53:34,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:53:34,027 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:53:34,027 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:53:34,028 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:53:34,029 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:53:34,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:53:34,030 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:53:34,031 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:53:34,032 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:53:34,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:53:34,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:53:34,034 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:53:34,035 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:53:34,036 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:53:34,036 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:53:34,036 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:53:34,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:53:34,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:53:34,044 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 05:53:34,081 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:53:34,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:53:34,082 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:53:34,082 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:53:34,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:53:34,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:53:34,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:53:34,083 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:53:34,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:53:34,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:53:34,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:53:34,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:53:34,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:53:34,084 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:53:34,085 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:53:34,085 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:53:34,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:53:34,085 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:53:34,085 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:53:34,086 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:53:34,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:53:34,086 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:53:34,086 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:53:34,087 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:53:34,087 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:53:34,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:53:34,087 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:53:34,087 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_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33be026e9ca846df0a8faa91fc9c2bbf64ee20dbba0f4f48a9cd42fbefb372d5 [2021-11-21 05:53:34,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:53:34,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:53:34,337 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:53:34,338 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:53:34,339 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:53:34,340 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c [2021-11-21 05:53:34,415 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/data/e64a0d7c1/31e70818a04c4421851fdced7a76b1b4/FLAG7024b069e [2021-11-21 05:53:34,867 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:53:34,868 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/sv-benchmarks/c/termination-crafted-lit/LarrazOliverasRodriguez-CarbonellRubio-FMCAD2013-Fig1.c [2021-11-21 05:53:34,883 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/data/e64a0d7c1/31e70818a04c4421851fdced7a76b1b4/FLAG7024b069e [2021-11-21 05:53:35,239 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/data/e64a0d7c1/31e70818a04c4421851fdced7a76b1b4 [2021-11-21 05:53:35,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:53:35,247 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:53:35,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:53:35,252 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:53:35,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:53:35,256 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5868bed2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35, skipping insertion in model container [2021-11-21 05:53:35,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,269 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:53:35,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:53:35,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:53:35,450 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:53:35,465 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:53:35,477 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:53:35,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35 WrapperNode [2021-11-21 05:53:35,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:53:35,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:53:35,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:53:35,479 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:53:35,486 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,491 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,507 INFO L137 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 37 [2021-11-21 05:53:35,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:53:35,509 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:53:35,509 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:53:35,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:53:35,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,520 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,524 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:53:35,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:53:35,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:53:35,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:53:35,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,536 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:53:35,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:53:35,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:53:35,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bc9456e-2f07-495a-b20a-8f8f8f0d184f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:53:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:53:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:53:35,676 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:53:35,678 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:53:35,845 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:53:35,868 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:53:35,873 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 05:53:35,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:53:35 BoogieIcfgContainer [2021-11-21 05:53:35,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:53:35,877 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:53:35,877 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:53:35,889 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:53:35,889 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:53:35" (1/1) ... [2021-11-21 05:53:35,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:53:35,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:35,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2021-11-21 05:53:35,951 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2021-11-21 05:53:35,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:53:35,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:35,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:36,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:36,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:36,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-21 05:53:36,106 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-21 05:53:36,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:53:36,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:36,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:36,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:36,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:36,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2021-11-21 05:53:36,189 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2021-11-21 05:53:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:53:36,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:36,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:36,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:36,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:36,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2021-11-21 05:53:36,564 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2021-11-21 05:53:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:53:36,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:36,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:36,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:36,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:36,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2021-11-21 05:53:36,980 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2021-11-21 05:53:36,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:53:36,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:36,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:37,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:37,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:37,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2021-11-21 05:53:37,416 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2021-11-21 05:53:37,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:53:37,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:37,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:37,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:37,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:37,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2021-11-21 05:53:37,714 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2021-11-21 05:53:37,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:53:37,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:37,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:37,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:37,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:38,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:38,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 50 states and 87 transitions. [2021-11-21 05:53:38,609 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 87 transitions. [2021-11-21 05:53:38,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:53:38,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:38,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:38,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:38,642 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:38,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:38,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 52 states and 92 transitions. [2021-11-21 05:53:38,846 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 92 transitions. [2021-11-21 05:53:38,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:53:38,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:38,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:38,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:39,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:39,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 57 states and 108 transitions. [2021-11-21 05:53:39,736 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 108 transitions. [2021-11-21 05:53:39,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:53:39,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:39,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:39,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:39,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:39,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 62 states and 118 transitions. [2021-11-21 05:53:39,955 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 118 transitions. [2021-11-21 05:53:39,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:53:39,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:39,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:39,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:40,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:41,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:41,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 70 states and 134 transitions. [2021-11-21 05:53:41,550 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 134 transitions. [2021-11-21 05:53:41,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:53:41,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:41,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:41,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:42,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:42,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 75 states and 148 transitions. [2021-11-21 05:53:42,213 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 148 transitions. [2021-11-21 05:53:42,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:53:42,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:42,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:42,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:42,426 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:43,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:43,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 81 states and 168 transitions. [2021-11-21 05:53:43,014 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 168 transitions. [2021-11-21 05:53:43,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:53:43,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:43,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:43,267 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:44,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 86 states and 188 transitions. [2021-11-21 05:53:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 188 transitions. [2021-11-21 05:53:44,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:53:44,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:44,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:44,312 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:44,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:44,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 89 states and 194 transitions. [2021-11-21 05:53:44,686 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 194 transitions. [2021-11-21 05:53:44,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:53:44,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:44,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:44,705 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:45,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:45,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 92 states and 200 transitions. [2021-11-21 05:53:45,157 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 200 transitions. [2021-11-21 05:53:45,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:53:45,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:45,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:45,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:45,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:45,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 96 states and 211 transitions. [2021-11-21 05:53:45,851 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 211 transitions. [2021-11-21 05:53:45,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:53:45,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:45,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:45,917 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:46,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:46,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 100 states and 227 transitions. [2021-11-21 05:53:46,730 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 227 transitions. [2021-11-21 05:53:46,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:53:46,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:46,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:46,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:46,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:46,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 101 states and 231 transitions. [2021-11-21 05:53:46,990 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 231 transitions. [2021-11-21 05:53:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:53:46,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:46,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:47,003 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:53:47,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:47,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 102 states and 234 transitions. [2021-11-21 05:53:47,220 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 234 transitions. [2021-11-21 05:53:47,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:53:47,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:47,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:47,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:49,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 111 states and 252 transitions. [2021-11-21 05:53:49,335 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 252 transitions. [2021-11-21 05:53:49,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:53:49,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:49,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:49,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:49,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:51,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:51,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 119 states and 273 transitions. [2021-11-21 05:53:51,375 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 273 transitions. [2021-11-21 05:53:51,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:53:51,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:51,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:51,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:51,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:51,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 121 states and 278 transitions. [2021-11-21 05:53:51,860 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 278 transitions. [2021-11-21 05:53:51,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:53:51,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:51,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:51,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:52,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:52,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 124 states and 289 transitions. [2021-11-21 05:53:52,374 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 289 transitions. [2021-11-21 05:53:52,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:53:52,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:52,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:52,387 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 05:53:52,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:52,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 127 states and 298 transitions. [2021-11-21 05:53:52,916 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 298 transitions. [2021-11-21 05:53:52,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:53:52,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:52,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:52,937 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:53:53,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:53,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 133 states and 304 transitions. [2021-11-21 05:53:53,804 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 304 transitions. [2021-11-21 05:53:53,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:53:53,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:53,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:53,894 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 135 states and 308 transitions. [2021-11-21 05:53:54,428 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 308 transitions. [2021-11-21 05:53:54,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:53:54,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:54,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:54,441 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:53:54,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:54,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 137 states and 314 transitions. [2021-11-21 05:53:54,973 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 314 transitions. [2021-11-21 05:53:54,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:53:54,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:54,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:55,060 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:53:55,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:55,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 138 states and 315 transitions. [2021-11-21 05:53:55,986 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 315 transitions. [2021-11-21 05:53:55,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-21 05:53:55,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:55,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:56,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:53:57,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 144 states and 329 transitions. [2021-11-21 05:53:57,755 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 329 transitions. [2021-11-21 05:53:57,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:53:57,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:57,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:57,772 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:53:59,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:53:59,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 149 states and 339 transitions. [2021-11-21 05:53:59,212 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 339 transitions. [2021-11-21 05:53:59,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:53:59,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:53:59,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:53:59,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:53:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:00,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:00,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 152 states and 353 transitions. [2021-11-21 05:54:00,470 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 353 transitions. [2021-11-21 05:54:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:54:00,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:00,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:00,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:00,582 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:01,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:01,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 156 states and 369 transitions. [2021-11-21 05:54:01,807 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 369 transitions. [2021-11-21 05:54:01,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:54:01,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:01,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:01,826 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:02,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 160 states and 377 transitions. [2021-11-21 05:54:02,856 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 377 transitions. [2021-11-21 05:54:02,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:54:02,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:02,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:02,878 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:03,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:03,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 160 states and 376 transitions. [2021-11-21 05:54:03,178 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 376 transitions. [2021-11-21 05:54:03,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:54:03,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:03,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:03,196 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:03,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:03,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 161 states and 376 transitions. [2021-11-21 05:54:03,558 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 376 transitions. [2021-11-21 05:54:03,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:54:03,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:03,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:03,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:03,815 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:05,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 164 states and 382 transitions. [2021-11-21 05:54:05,097 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 382 transitions. [2021-11-21 05:54:05,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:54:05,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:05,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:05,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:05,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 167 states and 389 transitions. [2021-11-21 05:54:05,844 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 389 transitions. [2021-11-21 05:54:05,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:54:05,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:05,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:05,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:05,867 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:54:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 168 states and 394 transitions. [2021-11-21 05:54:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 394 transitions. [2021-11-21 05:54:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:54:06,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:06,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:06,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:06,794 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:07,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:07,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 170 states and 397 transitions. [2021-11-21 05:54:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 397 transitions. [2021-11-21 05:54:07,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:54:07,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:07,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:08,508 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:10,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 177 states and 429 transitions. [2021-11-21 05:54:10,504 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 429 transitions. [2021-11-21 05:54:10,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:54:10,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:10,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:54:11,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:11,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 181 states and 445 transitions. [2021-11-21 05:54:11,584 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 445 transitions. [2021-11-21 05:54:11,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:54:11,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:11,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:11,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:11,606 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:54:12,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:12,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 185 states and 460 transitions. [2021-11-21 05:54:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 460 transitions. [2021-11-21 05:54:12,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:54:12,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:12,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:12,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:12,562 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:14,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:14,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 190 states and 471 transitions. [2021-11-21 05:54:14,282 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 471 transitions. [2021-11-21 05:54:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:14,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:14,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:14,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:14,650 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:16,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:16,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 196 states and 491 transitions. [2021-11-21 05:54:16,544 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 491 transitions. [2021-11-21 05:54:16,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:16,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:16,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:16,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:16,563 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:17,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:17,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 200 states and 503 transitions. [2021-11-21 05:54:17,889 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 503 transitions. [2021-11-21 05:54:17,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:17,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:17,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:17,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:18,717 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:22,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:22,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 211 states and 546 transitions. [2021-11-21 05:54:22,503 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 546 transitions. [2021-11-21 05:54:22,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:22,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:22,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:22,523 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:23,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:23,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 215 states and 562 transitions. [2021-11-21 05:54:23,775 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 562 transitions. [2021-11-21 05:54:23,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:23,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:23,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:23,798 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:24,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:24,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 218 states and 565 transitions. [2021-11-21 05:54:24,169 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 565 transitions. [2021-11-21 05:54:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:24,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:24,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:24,188 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:25,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 222 states and 571 transitions. [2021-11-21 05:54:25,062 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 571 transitions. [2021-11-21 05:54:25,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:25,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:25,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:25,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:25,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:25,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 223 states and 572 transitions. [2021-11-21 05:54:25,575 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 572 transitions. [2021-11-21 05:54:25,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:25,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:25,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:25,759 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:54:27,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:27,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 225 states and 582 transitions. [2021-11-21 05:54:27,272 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 582 transitions. [2021-11-21 05:54:27,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:27,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:27,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:27,282 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:54:27,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:27,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 226 states and 585 transitions. [2021-11-21 05:54:27,778 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 585 transitions. [2021-11-21 05:54:27,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:27,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:27,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:27,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:54:28,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:28,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 227 states and 590 transitions. [2021-11-21 05:54:28,221 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 590 transitions. [2021-11-21 05:54:28,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:28,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:28,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:29,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:33,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:33,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 236 states and 621 transitions. [2021-11-21 05:54:33,081 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 621 transitions. [2021-11-21 05:54:33,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:33,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:33,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:33,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:33,230 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:33,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:33,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 237 states and 624 transitions. [2021-11-21 05:54:33,680 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 624 transitions. [2021-11-21 05:54:33,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 05:54:33,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:33,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:54:34,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:34,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 238 states and 625 transitions. [2021-11-21 05:54:34,609 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 625 transitions. [2021-11-21 05:54:34,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:54:34,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:34,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:35,315 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:38,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:38,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 244 states and 639 transitions. [2021-11-21 05:54:38,229 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 639 transitions. [2021-11-21 05:54:38,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:54:38,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:38,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:38,243 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:54:39,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:39,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 248 states and 645 transitions. [2021-11-21 05:54:39,169 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 645 transitions. [2021-11-21 05:54:39,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:54:39,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:39,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:54:39,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:39,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 249 states and 648 transitions. [2021-11-21 05:54:39,661 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 648 transitions. [2021-11-21 05:54:39,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:54:39,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:39,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:39,682 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:41,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:41,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 253 states and 655 transitions. [2021-11-21 05:54:41,408 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 655 transitions. [2021-11-21 05:54:41,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:54:41,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:41,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:41,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:41,421 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:54:41,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:41,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 254 states and 656 transitions. [2021-11-21 05:54:41,934 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 656 transitions. [2021-11-21 05:54:41,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:54:41,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:41,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:41,949 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:42,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:42,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 255 states and 658 transitions. [2021-11-21 05:54:42,446 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 658 transitions. [2021-11-21 05:54:42,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:54:42,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:42,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:42,458 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:54:43,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:43,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 259 states and 667 transitions. [2021-11-21 05:54:43,677 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 667 transitions. [2021-11-21 05:54:43,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:54:43,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:43,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:43,687 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:46,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:46,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 264 states and 679 transitions. [2021-11-21 05:54:46,089 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 679 transitions. [2021-11-21 05:54:46,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:54:46,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:46,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:46,099 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:54:46,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:46,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 265 states and 682 transitions. [2021-11-21 05:54:46,659 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 682 transitions. [2021-11-21 05:54:46,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:54:46,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:46,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:46,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:46,669 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:54:47,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:47,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 266 states and 684 transitions. [2021-11-21 05:54:47,222 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 684 transitions. [2021-11-21 05:54:47,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:54:47,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:47,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:47,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:47,237 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:54:47,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:47,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 267 states and 687 transitions. [2021-11-21 05:54:47,867 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 687 transitions. [2021-11-21 05:54:47,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:54:47,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:47,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:47,899 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:48,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 267 states and 685 transitions. [2021-11-21 05:54:48,375 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 685 transitions. [2021-11-21 05:54:48,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:54:48,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:48,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:48,388 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 05:54:49,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:49,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 268 states and 686 transitions. [2021-11-21 05:54:49,784 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 686 transitions. [2021-11-21 05:54:49,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:54:49,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:49,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:49,796 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:54:51,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:51,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 271 states and 691 transitions. [2021-11-21 05:54:51,570 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 691 transitions. [2021-11-21 05:54:51,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:54:51,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:51,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:54:53,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:53,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 272 states and 692 transitions. [2021-11-21 05:54:53,028 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 692 transitions. [2021-11-21 05:54:53,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:54:53,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:53,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:53,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:53,443 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:55,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 277 states and 705 transitions. [2021-11-21 05:54:55,917 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 705 transitions. [2021-11-21 05:54:55,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:54:55,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:55,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:55,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:56,143 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:54:58,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:54:58,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 282 states and 725 transitions. [2021-11-21 05:54:58,371 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 725 transitions. [2021-11-21 05:54:58,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:54:58,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:54:58,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:54:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:54:58,385 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:00,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:00,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 285 states and 740 transitions. [2021-11-21 05:55:00,224 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 740 transitions. [2021-11-21 05:55:00,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:55:00,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:00,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:02,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:02,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 289 states and 747 transitions. [2021-11-21 05:55:02,110 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 747 transitions. [2021-11-21 05:55:02,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:55:02,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:02,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:02,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:02,129 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:03,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:03,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 290 states and 746 transitions. [2021-11-21 05:55:03,188 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 746 transitions. [2021-11-21 05:55:03,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:55:03,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:03,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:03,206 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:04,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:04,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 292 states and 748 transitions. [2021-11-21 05:55:04,538 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 748 transitions. [2021-11-21 05:55:04,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:55:04,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:04,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:04,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 293 states and 748 transitions. [2021-11-21 05:55:04,877 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 748 transitions. [2021-11-21 05:55:04,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:55:04,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:04,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:04,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:05,583 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:08,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:08,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 298 states and 771 transitions. [2021-11-21 05:55:08,092 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 771 transitions. [2021-11-21 05:55:08,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:55:08,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:08,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:08,112 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:10,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 303 states and 780 transitions. [2021-11-21 05:55:10,087 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 780 transitions. [2021-11-21 05:55:10,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:55:10,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:10,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:10,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:10,106 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:12,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 308 states and 790 transitions. [2021-11-21 05:55:12,459 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 790 transitions. [2021-11-21 05:55:12,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:55:12,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:12,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:12,478 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:14,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 312 states and 796 transitions. [2021-11-21 05:55:14,493 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 796 transitions. [2021-11-21 05:55:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:55:14,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:14,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:15,191 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:16,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:16,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 313 states and 801 transitions. [2021-11-21 05:55:16,403 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 801 transitions. [2021-11-21 05:55:16,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:55:16,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:16,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:16,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:16,418 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:55:18,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 317 states and 813 transitions. [2021-11-21 05:55:18,180 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 813 transitions. [2021-11-21 05:55:18,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:55:18,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:18,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:20,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:20,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 322 states and 823 transitions. [2021-11-21 05:55:20,676 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 823 transitions. [2021-11-21 05:55:20,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:20,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:20,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:21,193 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:23,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:23,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 325 states and 829 transitions. [2021-11-21 05:55:23,595 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 829 transitions. [2021-11-21 05:55:23,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:23,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:23,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:23,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:23,718 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:24,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:24,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 325 states and 828 transitions. [2021-11-21 05:55:24,405 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 828 transitions. [2021-11-21 05:55:24,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:24,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:24,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:24,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:26,082 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 335 states and 881 transitions. [2021-11-21 05:55:31,891 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 881 transitions. [2021-11-21 05:55:31,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:31,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:31,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:32,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:32,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 336 states and 892 transitions. [2021-11-21 05:55:32,618 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 892 transitions. [2021-11-21 05:55:32,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:32,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:32,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:32,639 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:33,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 337 states and 894 transitions. [2021-11-21 05:55:33,301 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 894 transitions. [2021-11-21 05:55:33,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:33,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:33,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:33,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:33,318 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:34,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:34,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 340 states and 900 transitions. [2021-11-21 05:55:34,811 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 900 transitions. [2021-11-21 05:55:34,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:34,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:34,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:34,830 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:35,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:35,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 341 states and 901 transitions. [2021-11-21 05:55:35,572 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 901 transitions. [2021-11-21 05:55:35,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:35,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:35,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:35,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:35,593 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:37,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 346 states and 909 transitions. [2021-11-21 05:55:37,334 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 909 transitions. [2021-11-21 05:55:37,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:37,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:37,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:37,354 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:38,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:38,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 350 states and 916 transitions. [2021-11-21 05:55:38,796 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 916 transitions. [2021-11-21 05:55:38,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:38,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:38,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:38,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:38,813 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:39,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:39,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 351 states and 916 transitions. [2021-11-21 05:55:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 916 transitions. [2021-11-21 05:55:39,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:39,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:39,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:39,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:39,543 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:55:42,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:42,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 356 states and 922 transitions. [2021-11-21 05:55:42,057 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 922 transitions. [2021-11-21 05:55:42,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:42,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:42,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:42,079 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:55:42,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:42,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 357 states and 923 transitions. [2021-11-21 05:55:42,789 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 923 transitions. [2021-11-21 05:55:42,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:42,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:42,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:42,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:42,912 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:55:45,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:45,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 358 states and 925 transitions. [2021-11-21 05:55:45,499 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 925 transitions. [2021-11-21 05:55:45,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:45,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:45,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:55:47,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:47,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 360 states and 934 transitions. [2021-11-21 05:55:47,833 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 934 transitions. [2021-11-21 05:55:47,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:55:47,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:47,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:55:49,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:55:49,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 361 states and 935 transitions. [2021-11-21 05:55:49,076 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 935 transitions. [2021-11-21 05:55:49,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:55:49,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:55:49,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:55:49,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:55:51,469 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:01,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:01,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 378 states and 1007 transitions. [2021-11-21 05:56:01,397 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1007 transitions. [2021-11-21 05:56:01,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:01,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:01,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:01,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:01,421 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 379 states and 1007 transitions. [2021-11-21 05:56:02,205 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 1007 transitions. [2021-11-21 05:56:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:02,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:02,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:02,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:02,220 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:56:04,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:04,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 380 states and 1016 transitions. [2021-11-21 05:56:04,095 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 1016 transitions. [2021-11-21 05:56:04,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:04,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:04,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:04,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:04,118 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:56:06,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:06,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 384 states and 1034 transitions. [2021-11-21 05:56:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 1034 transitions. [2021-11-21 05:56:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:06,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:06,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:06,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:06,274 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:07,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:07,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 385 states and 1037 transitions. [2021-11-21 05:56:07,293 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 1037 transitions. [2021-11-21 05:56:07,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:07,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:07,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:07,317 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:10,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:10,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 390 states and 1044 transitions. [2021-11-21 05:56:10,230 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 1044 transitions. [2021-11-21 05:56:10,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:10,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:10,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:10,256 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:56:13,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:13,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 394 states and 1054 transitions. [2021-11-21 05:56:13,078 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 1054 transitions. [2021-11-21 05:56:13,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:13,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:13,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:13,091 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:56:13,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:13,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 395 states and 1058 transitions. [2021-11-21 05:56:13,842 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 1058 transitions. [2021-11-21 05:56:13,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:13,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:13,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:13,863 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:15,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:15,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 399 states and 1065 transitions. [2021-11-21 05:56:15,642 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 1065 transitions. [2021-11-21 05:56:15,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:15,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:15,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:56:16,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:16,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 402 states and 1067 transitions. [2021-11-21 05:56:16,594 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 1067 transitions. [2021-11-21 05:56:16,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:16,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:16,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:16,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:16,614 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:56:17,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:17,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 403 states and 1070 transitions. [2021-11-21 05:56:17,592 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 1070 transitions. [2021-11-21 05:56:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:17,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:17,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:18,981 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:25,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:25,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 411 states and 1102 transitions. [2021-11-21 05:56:25,270 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 1102 transitions. [2021-11-21 05:56:25,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:25,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:25,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:25,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:25,468 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:27,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 413 states and 1111 transitions. [2021-11-21 05:56:27,317 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1111 transitions. [2021-11-21 05:56:27,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:27,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:27,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:28,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:28,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 414 states and 1113 transitions. [2021-11-21 05:56:28,555 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 1113 transitions. [2021-11-21 05:56:28,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:28,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:28,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:28,710 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:31,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:31,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 417 states and 1137 transitions. [2021-11-21 05:56:31,438 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 1137 transitions. [2021-11-21 05:56:31,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:31,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:31,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:31,448 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:56:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:32,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 418 states and 1142 transitions. [2021-11-21 05:56:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 1142 transitions. [2021-11-21 05:56:32,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:32,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:32,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:32,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:32,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 05:56:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:33,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 420 states and 1145 transitions. [2021-11-21 05:56:33,573 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 1145 transitions. [2021-11-21 05:56:33,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:56:33,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:33,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:33,581 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 05:56:36,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:36,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 424 states and 1154 transitions. [2021-11-21 05:56:36,616 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 1154 transitions. [2021-11-21 05:56:36,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:56:36,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:36,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:38,143 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:43,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:43,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1169 states to 430 states and 1169 transitions. [2021-11-21 05:56:43,822 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 1169 transitions. [2021-11-21 05:56:43,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:56:43,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:43,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:50,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:50,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 438 states and 1185 transitions. [2021-11-21 05:56:50,914 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 1185 transitions. [2021-11-21 05:56:50,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:56:50,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:50,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:56:51,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:51,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 439 states and 1188 transitions. [2021-11-21 05:56:51,960 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 1188 transitions. [2021-11-21 05:56:51,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:56:51,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:51,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:51,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:51,990 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:56:55,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:55,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 445 states and 1200 transitions. [2021-11-21 05:56:55,808 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 1200 transitions. [2021-11-21 05:56:55,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:56:55,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:55,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:55,828 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:56:58,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:56:58,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 450 states and 1209 transitions. [2021-11-21 05:56:58,850 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 1209 transitions. [2021-11-21 05:56:58,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:56:58,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:56:58,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:56:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:56:58,883 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:01,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:01,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 454 states and 1214 transitions. [2021-11-21 05:57:01,332 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 1214 transitions. [2021-11-21 05:57:01,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:57:01,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:01,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:01,350 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 05:57:01,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:01,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 455 states and 1214 transitions. [2021-11-21 05:57:01,914 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1214 transitions. [2021-11-21 05:57:01,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:57:01,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:01,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:01,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:01,923 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:57:05,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:05,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 460 states and 1231 transitions. [2021-11-21 05:57:05,335 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1231 transitions. [2021-11-21 05:57:05,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:57:05,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:05,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:05,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:05,347 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:57:07,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:07,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 463 states and 1233 transitions. [2021-11-21 05:57:07,060 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1233 transitions. [2021-11-21 05:57:07,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:57:07,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:07,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:07,071 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:57:07,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:07,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 464 states and 1233 transitions. [2021-11-21 05:57:07,655 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1233 transitions. [2021-11-21 05:57:07,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:57:07,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:07,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:07,663 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:57:09,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:09,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 464 states and 1232 transitions. [2021-11-21 05:57:09,614 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1232 transitions. [2021-11-21 05:57:09,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:09,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:09,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:09,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:09,621 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 05:57:10,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:10,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 465 states and 1235 transitions. [2021-11-21 05:57:10,785 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1235 transitions. [2021-11-21 05:57:10,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:10,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:10,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:10,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:10,792 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 05:57:11,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:11,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 466 states and 1238 transitions. [2021-11-21 05:57:11,834 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 1238 transitions. [2021-11-21 05:57:11,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:11,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:11,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:11,842 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:57:13,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:13,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 468 states and 1242 transitions. [2021-11-21 05:57:13,881 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1242 transitions. [2021-11-21 05:57:13,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:13,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:13,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:13,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:57:14,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:14,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 467 states and 1240 transitions. [2021-11-21 05:57:14,965 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1240 transitions. [2021-11-21 05:57:14,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:14,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:14,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:14,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:14,973 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:57:16,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:16,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 467 states and 1238 transitions. [2021-11-21 05:57:16,101 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1238 transitions. [2021-11-21 05:57:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:16,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:16,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:16,404 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:57:23,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:23,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 474 states and 1261 transitions. [2021-11-21 05:57:23,565 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1261 transitions. [2021-11-21 05:57:23,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:23,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:23,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:23,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:24,019 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:29,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:29,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 479 states and 1286 transitions. [2021-11-21 05:57:29,253 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1286 transitions. [2021-11-21 05:57:29,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:29,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:29,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:29,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:29,270 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:33,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:33,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 483 states and 1294 transitions. [2021-11-21 05:57:33,198 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1294 transitions. [2021-11-21 05:57:33,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:33,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:33,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:33,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:33,215 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:38,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:38,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 487 states and 1316 transitions. [2021-11-21 05:57:38,249 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1316 transitions. [2021-11-21 05:57:38,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:38,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:38,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:38,268 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:39,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:39,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 488 states and 1318 transitions. [2021-11-21 05:57:39,472 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1318 transitions. [2021-11-21 05:57:39,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:39,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:39,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:39,488 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:40,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:40,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 489 states and 1321 transitions. [2021-11-21 05:57:40,596 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1321 transitions. [2021-11-21 05:57:40,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:57:40,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:40,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:40,623 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:57:44,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:44,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 495 states and 1327 transitions. [2021-11-21 05:57:44,077 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1327 transitions. [2021-11-21 05:57:44,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:57:44,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:44,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:44,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:57:46,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:46,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 495 states and 1326 transitions. [2021-11-21 05:57:46,551 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1326 transitions. [2021-11-21 05:57:46,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:57:46,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:46,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:46,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:46,562 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-21 05:57:50,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:50,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 496 states and 1327 transitions. [2021-11-21 05:57:50,013 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1327 transitions. [2021-11-21 05:57:50,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:57:50,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:50,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:57:59,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:57:59,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 503 states and 1350 transitions. [2021-11-21 05:57:59,490 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1350 transitions. [2021-11-21 05:57:59,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:57:59,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:57:59,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:57:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:57:59,730 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 12 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:03,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:03,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 509 states and 1359 transitions. [2021-11-21 05:58:03,678 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1359 transitions. [2021-11-21 05:58:03,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:58:03,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:03,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:04,260 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:17,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:17,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 519 states and 1401 transitions. [2021-11-21 05:58:17,075 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1401 transitions. [2021-11-21 05:58:17,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:58:17,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:17,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:17,096 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:18,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:18,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 520 states and 1401 transitions. [2021-11-21 05:58:18,500 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1401 transitions. [2021-11-21 05:58:18,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:58:18,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:18,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:18,521 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:22,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:22,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1407 states to 524 states and 1407 transitions. [2021-11-21 05:58:22,542 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1407 transitions. [2021-11-21 05:58:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:58:22,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:22,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:22,563 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:24,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:24,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 525 states and 1408 transitions. [2021-11-21 05:58:24,094 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1408 transitions. [2021-11-21 05:58:24,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:58:24,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:24,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:24,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:24,116 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:25,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:25,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 527 states and 1410 transitions. [2021-11-21 05:58:25,578 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1410 transitions. [2021-11-21 05:58:25,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:58:25,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:25,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:25,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:26,086 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:58:30,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:30,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 532 states and 1420 transitions. [2021-11-21 05:58:30,547 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1420 transitions. [2021-11-21 05:58:30,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:58:30,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:30,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:32,510 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:58:39,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:39,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 538 states and 1462 transitions. [2021-11-21 05:58:39,564 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1462 transitions. [2021-11-21 05:58:39,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:58:39,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:39,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:39,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:39,576 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:58:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:41,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 540 states and 1467 transitions. [2021-11-21 05:58:41,971 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1467 transitions. [2021-11-21 05:58:41,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:58:41,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:41,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:41,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:41,985 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:58:44,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:44,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 542 states and 1471 transitions. [2021-11-21 05:58:44,237 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1471 transitions. [2021-11-21 05:58:44,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:58:44,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:44,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:44,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:44,249 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:58:46,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:46,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 544 states and 1475 transitions. [2021-11-21 05:58:46,998 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1475 transitions. [2021-11-21 05:58:46,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:58:46,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:46,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:47,013 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:58:48,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:48,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 545 states and 1477 transitions. [2021-11-21 05:58:48,554 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1477 transitions. [2021-11-21 05:58:48,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:58:48,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:48,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:48,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:48,566 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:58:49,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:49,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 546 states and 1480 transitions. [2021-11-21 05:58:49,739 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1480 transitions. [2021-11-21 05:58:49,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:58:49,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:49,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:49,752 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 28 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:58:52,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:58:52,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 548 states and 1485 transitions. [2021-11-21 05:58:52,300 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1485 transitions. [2021-11-21 05:58:52,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:58:52,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:58:52,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:58:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:58:55,746 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:03,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 555 states and 1501 transitions. [2021-11-21 05:59:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1501 transitions. [2021-11-21 05:59:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:59:03,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:03,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:03,964 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:08,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:08,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 560 states and 1506 transitions. [2021-11-21 05:59:08,632 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1506 transitions. [2021-11-21 05:59:08,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:59:08,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:08,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:08,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:08,655 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:59:11,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:11,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 562 states and 1510 transitions. [2021-11-21 05:59:11,605 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1510 transitions. [2021-11-21 05:59:11,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:59:11,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:11,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:11,632 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:15,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:15,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 566 states and 1515 transitions. [2021-11-21 05:59:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1515 transitions. [2021-11-21 05:59:15,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:59:15,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:15,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:15,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:15,243 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:59:19,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:19,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 568 states and 1525 transitions. [2021-11-21 05:59:19,127 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1525 transitions. [2021-11-21 05:59:19,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:59:19,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:19,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:19,141 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 05:59:21,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:21,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 569 states and 1526 transitions. [2021-11-21 05:59:21,784 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1526 transitions. [2021-11-21 05:59:21,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:59:21,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:21,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:21,801 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:59:29,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:29,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 573 states and 1543 transitions. [2021-11-21 05:59:29,499 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1543 transitions. [2021-11-21 05:59:29,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:59:29,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:29,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:29,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:31,035 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:38,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:38,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 578 states and 1560 transitions. [2021-11-21 05:59:38,171 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1560 transitions. [2021-11-21 05:59:38,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:59:38,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:38,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:38,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:38,189 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:44,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:44,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 584 states and 1582 transitions. [2021-11-21 05:59:44,209 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1582 transitions. [2021-11-21 05:59:44,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:59:44,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:44,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:44,231 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:59:53,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:53,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 594 states and 1604 transitions. [2021-11-21 05:59:53,510 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1604 transitions. [2021-11-21 05:59:53,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:59:53,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:53,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:53,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:53,527 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 19 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 05:59:57,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:59:57,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 600 states and 1616 transitions. [2021-11-21 05:59:57,925 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1616 transitions. [2021-11-21 05:59:57,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:59:57,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:59:57,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:59:57,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:59:57,944 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:02,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:02,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 605 states and 1637 transitions. [2021-11-21 06:00:02,908 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1637 transitions. [2021-11-21 06:00:02,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:00:02,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:02,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:02,931 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:04,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:04,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1639 states to 608 states and 1639 transitions. [2021-11-21 06:00:04,354 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1639 transitions. [2021-11-21 06:00:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:00:04,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:04,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:04,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:04,375 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:06,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:06,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 611 states and 1641 transitions. [2021-11-21 06:00:06,121 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1641 transitions. [2021-11-21 06:00:06,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:00:06,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:06,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:06,138 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 30 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:09,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:09,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 615 states and 1648 transitions. [2021-11-21 06:00:09,284 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1648 transitions. [2021-11-21 06:00:09,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:00:09,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:09,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:15,217 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:37,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:37,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 633 states and 1735 transitions. [2021-11-21 06:00:37,694 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1735 transitions. [2021-11-21 06:00:37,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:00:37,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:37,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:37,709 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 06:00:42,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:42,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 637 states and 1752 transitions. [2021-11-21 06:00:42,004 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 1752 transitions. [2021-11-21 06:00:42,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:00:42,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:42,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:42,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:42,027 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:53,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:53,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 646 states and 1782 transitions. [2021-11-21 06:00:53,994 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1782 transitions. [2021-11-21 06:00:53,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:00:53,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:53,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:54,018 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:00:57,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:00:57,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1790 states to 651 states and 1790 transitions. [2021-11-21 06:00:57,915 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1790 transitions. [2021-11-21 06:00:57,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:00:57,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:00:57,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:00:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:00:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:03,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 657 states and 1805 transitions. [2021-11-21 06:01:03,041 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1805 transitions. [2021-11-21 06:01:03,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:03,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:03,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:03,053 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 06:01:04,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:04,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1803 states to 657 states and 1803 transitions. [2021-11-21 06:01:04,566 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1803 transitions. [2021-11-21 06:01:04,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:04,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:04,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:04,591 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 06:01:06,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:06,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 660 states and 1806 transitions. [2021-11-21 06:01:06,205 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1806 transitions. [2021-11-21 06:01:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:06,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:06,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:06,231 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:07,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:07,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1811 states to 661 states and 1811 transitions. [2021-11-21 06:01:07,850 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 1811 transitions. [2021-11-21 06:01:07,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:07,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:07,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:07,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:07,877 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:09,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:09,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1813 states to 664 states and 1813 transitions. [2021-11-21 06:01:09,559 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1813 transitions. [2021-11-21 06:01:09,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:09,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:09,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:09,580 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:14,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:14,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1819 states to 667 states and 1819 transitions. [2021-11-21 06:01:14,239 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1819 transitions. [2021-11-21 06:01:14,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:14,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:14,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:14,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 06:01:16,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:16,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 667 states and 1816 transitions. [2021-11-21 06:01:16,121 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1816 transitions. [2021-11-21 06:01:16,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:16,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:16,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:16,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:16,167 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:25,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:25,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 677 states and 1831 transitions. [2021-11-21 06:01:25,479 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1831 transitions. [2021-11-21 06:01:25,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:25,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:25,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:25,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:25,504 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:27,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 678 states and 1831 transitions. [2021-11-21 06:01:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1831 transitions. [2021-11-21 06:01:27,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:27,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:27,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:27,400 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:29,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:29,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1832 states to 679 states and 1832 transitions. [2021-11-21 06:01:29,011 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1832 transitions. [2021-11-21 06:01:29,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:29,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:29,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:29,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:29,031 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 06:01:30,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:30,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 679 states and 1831 transitions. [2021-11-21 06:01:30,752 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1831 transitions. [2021-11-21 06:01:30,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:30,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:30,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:30,776 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1843 states to 684 states and 1843 transitions. [2021-11-21 06:01:37,201 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1843 transitions. [2021-11-21 06:01:37,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:37,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:37,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:37,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:37,231 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:01:38,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:38,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 685 states and 1844 transitions. [2021-11-21 06:01:38,985 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1844 transitions. [2021-11-21 06:01:38,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:38,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:38,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:39,160 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:01:40,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:40,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 686 states and 1847 transitions. [2021-11-21 06:01:40,954 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1847 transitions. [2021-11-21 06:01:40,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:40,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:40,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:40,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:40,964 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 06:01:42,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:42,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1850 states to 688 states and 1850 transitions. [2021-11-21 06:01:42,687 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1850 transitions. [2021-11-21 06:01:42,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 06:01:42,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:42,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:42,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:42,696 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-21 06:01:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:48,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 692 states and 1859 transitions. [2021-11-21 06:01:48,312 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1859 transitions. [2021-11-21 06:01:48,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:01:48,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:48,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:48,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:01:48,322 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:01:53,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:01:53,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1861 states to 694 states and 1861 transitions. [2021-11-21 06:01:53,633 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1861 transitions. [2021-11-21 06:01:53,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:01:53,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:01:53,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:01:53,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:01,102 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:02:32,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 717 states and 1955 transitions. [2021-11-21 06:02:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1955 transitions. [2021-11-21 06:02:32,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:02:32,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:32,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:32,546 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:02:39,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:39,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 721 states and 1966 transitions. [2021-11-21 06:02:39,398 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1966 transitions. [2021-11-21 06:02:39,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:02:39,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:39,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:39,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:39,412 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:02:46,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:46,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 725 states and 1984 transitions. [2021-11-21 06:02:46,431 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1984 transitions. [2021-11-21 06:02:46,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:02:46,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:46,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:46,443 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:02:48,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:02:48,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1980 states to 725 states and 1980 transitions. [2021-11-21 06:02:48,042 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1980 transitions. [2021-11-21 06:02:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:02:48,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:02:48,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:02:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:02:48,065 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:01,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:01,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2006 states to 735 states and 2006 transitions. [2021-11-21 06:03:01,117 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 2006 transitions. [2021-11-21 06:03:01,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:01,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:01,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:01,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2013 states to 739 states and 2013 transitions. [2021-11-21 06:03:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 2013 transitions. [2021-11-21 06:03:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:06,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:06,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:06,808 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:08,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:08,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2014 states to 741 states and 2014 transitions. [2021-11-21 06:03:08,539 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 2014 transitions. [2021-11-21 06:03:08,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:08,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:08,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:08,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:08,554 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:03:10,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:10,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 743 states and 2022 transitions. [2021-11-21 06:03:10,619 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 2022 transitions. [2021-11-21 06:03:10,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:10,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:10,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:10,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:10,629 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:03:13,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:13,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 744 states and 2025 transitions. [2021-11-21 06:03:13,833 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 2025 transitions. [2021-11-21 06:03:13,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:13,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:13,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:13,847 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:03:15,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:15,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2021 states to 744 states and 2021 transitions. [2021-11-21 06:03:15,457 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 2021 transitions. [2021-11-21 06:03:15,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:15,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:15,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:15,479 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:19,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:19,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 746 states and 2028 transitions. [2021-11-21 06:03:19,840 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 2028 transitions. [2021-11-21 06:03:19,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:19,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:19,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:19,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:19,848 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:03:21,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:21,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2028 states to 747 states and 2028 transitions. [2021-11-21 06:03:21,605 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 2028 transitions. [2021-11-21 06:03:21,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:21,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:21,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:21,627 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:28,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:28,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2037 states to 752 states and 2037 transitions. [2021-11-21 06:03:28,770 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 2037 transitions. [2021-11-21 06:03:28,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:28,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:28,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:28,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:28,797 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:03:30,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:30,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 752 states and 2034 transitions. [2021-11-21 06:03:30,296 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 2034 transitions. [2021-11-21 06:03:30,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:30,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:30,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:30,318 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:34,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2044 states to 755 states and 2044 transitions. [2021-11-21 06:03:34,245 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 2044 transitions. [2021-11-21 06:03:34,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:34,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:34,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:34,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:34,255 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:03:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:35,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2047 states to 756 states and 2047 transitions. [2021-11-21 06:03:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 2047 transitions. [2021-11-21 06:03:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:35,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:35,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:35,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:40,059 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:03:54,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:03:54,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2094 states to 763 states and 2094 transitions. [2021-11-21 06:03:54,872 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 2094 transitions. [2021-11-21 06:03:54,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:03:54,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:03:54,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:03:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:03:55,056 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:01,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:01,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 766 states and 2110 transitions. [2021-11-21 06:04:01,442 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 2110 transitions. [2021-11-21 06:04:01,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:04:01,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:01,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:01,624 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:07,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:07,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2121 states to 770 states and 2121 transitions. [2021-11-21 06:04:07,533 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 2121 transitions. [2021-11-21 06:04:07,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 06:04:07,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:07,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:07,720 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 13 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 771 states and 2123 transitions. [2021-11-21 06:04:09,450 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 2123 transitions. [2021-11-21 06:04:09,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:04:09,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:09,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:12,950 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:22,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:22,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2135 states to 775 states and 2135 transitions. [2021-11-21 06:04:22,619 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 2135 transitions. [2021-11-21 06:04:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:04:22,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:22,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:22,645 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:37,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2157 states to 786 states and 2157 transitions. [2021-11-21 06:04:37,264 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 2157 transitions. [2021-11-21 06:04:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:04:37,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:37,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:37,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:37,291 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:04:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:04:43,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 791 states and 2168 transitions. [2021-11-21 06:04:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 2168 transitions. [2021-11-21 06:04:43,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 06:04:43,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:04:43,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:04:43,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:04:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.