./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-numeric/twisted.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_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/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_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-numeric/twisted.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/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_797ca914-2f32-4270-87f4-1f802c3d3195/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 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:25:35,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:25:35,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:25:35,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:25:35,768 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:25:35,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:25:35,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:25:35,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:25:35,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:25:35,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:25:35,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:25:35,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:25:35,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:25:35,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:25:35,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:25:35,802 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:25:35,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:25:35,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:25:35,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:25:35,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:25:35,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:25:35,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:25:35,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:25:35,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:25:35,833 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:25:35,834 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:25:35,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:25:35,837 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:25:35,837 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:25:35,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:25:35,839 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:25:35,840 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:25:35,842 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:25:35,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:25:35,845 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:25:35,846 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:25:35,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:25:35,847 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:25:35,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:25:35,848 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:25:35,849 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:25:35,850 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-64bit-Kojak_Default.epf [2021-11-21 05:25:35,896 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:25:35,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:25:35,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:25:35,899 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:25:35,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:25:35,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:25:35,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:25:35,900 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:25:35,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:25:35,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:25:35,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:25:35,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:25:35,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:25:35,909 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:25:35,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:25:35,910 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:25:35,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:25:35,910 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:25:35,911 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:25:35,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:25:35,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:25:35,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:25:35,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:25:35,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:25:35,912 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:25:35,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:25:35,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:25:35,913 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_797ca914-2f32-4270-87f4-1f802c3d3195/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b68c797f7da07f29717590596e5fa31674f85e16d7b32a9335da92aff43a272 [2021-11-21 05:25:36,227 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:25:36,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:25:36,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:25:36,258 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:25:36,261 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:25:36,263 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/termination-numeric/twisted.c [2021-11-21 05:25:36,327 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/data/64a0291c2/a72050fce0e8492fad6df0e9e6089191/FLAGa9c8485bc [2021-11-21 05:25:36,803 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:25:36,804 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/sv-benchmarks/c/termination-numeric/twisted.c [2021-11-21 05:25:36,809 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/data/64a0291c2/a72050fce0e8492fad6df0e9e6089191/FLAGa9c8485bc [2021-11-21 05:25:37,207 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/data/64a0291c2/a72050fce0e8492fad6df0e9e6089191 [2021-11-21 05:25:37,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:25:37,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:25:37,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:25:37,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:25:37,237 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:25:37,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@655ad0a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37, skipping insertion in model container [2021-11-21 05:25:37,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:25:37,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:25:37,514 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:25:37,532 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:25:37,548 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:25:37,565 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:25:37,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37 WrapperNode [2021-11-21 05:25:37,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:25:37,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:25:37,568 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:25:37,568 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:25:37,576 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,582 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,606 INFO L137 Inliner]: procedures = 5, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 45 [2021-11-21 05:25:37,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:25:37,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:25:37,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:25:37,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:25:37,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,631 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,637 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,645 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:25:37,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:25:37,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:25:37,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:25:37,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:25:37" (1/1) ... [2021-11-21 05:25:37,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:25:37,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:25:37,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:25:37,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_797ca914-2f32-4270-87f4-1f802c3d3195/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:25:37,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:25:37,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:25:37,820 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:25:37,822 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:25:38,019 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:25:38,048 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:25:38,049 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 05:25:38,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:25:38 BoogieIcfgContainer [2021-11-21 05:25:38,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:25:38,053 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:25:38,053 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:25:38,065 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:25:38,065 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:25:38" (1/1) ... [2021-11-21 05:25:38,080 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:25:38,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:38,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2021-11-21 05:25:38,178 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-21 05:25:38,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:25:38,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:38,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:38,367 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 05:25:38,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:38,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-21 05:25:38,466 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-21 05:25:38,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:25:38,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:38,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:38,483 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 05:25:38,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:38,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2021-11-21 05:25:38,490 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-21 05:25:38,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 05:25:38,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:38,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:38,571 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 05:25:38,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:38,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2021-11-21 05:25:38,695 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2021-11-21 05:25:38,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:25:38,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:38,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:38,749 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 05:25:38,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:38,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2021-11-21 05:25:38,929 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2021-11-21 05:25:38,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-21 05:25:38,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:38,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:38,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:38,997 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 05:25:39,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:39,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2021-11-21 05:25:39,125 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2021-11-21 05:25:39,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:25:39,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:39,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:39,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:39,164 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 05:25:39,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:39,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2021-11-21 05:25:39,507 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2021-11-21 05:25:39,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-21 05:25:39,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:39,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:39,596 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 05:25:39,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:39,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 76 transitions. [2021-11-21 05:25:39,803 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 76 transitions. [2021-11-21 05:25:39,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:25:39,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:39,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:39,894 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 05:25:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:40,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 49 states and 86 transitions. [2021-11-21 05:25:40,079 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 86 transitions. [2021-11-21 05:25:40,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 05:25:40,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:40,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:40,115 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 05:25:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:40,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2021-11-21 05:25:40,135 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2021-11-21 05:25:40,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:25:40,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:40,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:40,210 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 05:25:40,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2021-11-21 05:25:40,472 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2021-11-21 05:25:40,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:25:40,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:40,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:40,590 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 05:25:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:41,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 59 states and 111 transitions. [2021-11-21 05:25:41,008 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 111 transitions. [2021-11-21 05:25:41,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:25:41,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:41,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:41,032 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 05:25:41,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:41,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 113 transitions. [2021-11-21 05:25:41,178 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 113 transitions. [2021-11-21 05:25:41,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:25:41,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:41,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:41,238 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 05:25:41,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:41,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 65 states and 124 transitions. [2021-11-21 05:25:41,586 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 124 transitions. [2021-11-21 05:25:41,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-21 05:25:41,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:41,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:25:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:41,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 66 states and 125 transitions. [2021-11-21 05:25:41,770 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 125 transitions. [2021-11-21 05:25:41,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:25:41,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:41,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:41,843 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 05:25:42,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:42,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 70 states and 140 transitions. [2021-11-21 05:25:42,407 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 140 transitions. [2021-11-21 05:25:42,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:25:42,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:42,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:42,465 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 05:25:42,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:42,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 71 states and 141 transitions. [2021-11-21 05:25:42,649 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 141 transitions. [2021-11-21 05:25:42,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:25:42,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:42,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:42,677 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 05:25:42,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:42,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 72 states and 143 transitions. [2021-11-21 05:25:42,856 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 143 transitions. [2021-11-21 05:25:42,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:25:42,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:42,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:42,935 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 05:25:43,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:43,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 76 states and 150 transitions. [2021-11-21 05:25:43,401 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 150 transitions. [2021-11-21 05:25:43,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 05:25:43,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:43,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:43,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:43,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:25:44,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:44,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 82 states and 159 transitions. [2021-11-21 05:25:44,205 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 159 transitions. [2021-11-21 05:25:44,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:25:44,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:44,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:44,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:44,305 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 05:25:45,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:45,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 89 states and 174 transitions. [2021-11-21 05:25:45,256 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 174 transitions. [2021-11-21 05:25:45,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 05:25:45,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:45,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:45,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:45,388 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:45,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 93 states and 186 transitions. [2021-11-21 05:25:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 186 transitions. [2021-11-21 05:25:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:25:45,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:45,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:45,765 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:45,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:45,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 95 states and 188 transitions. [2021-11-21 05:25:45,986 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 188 transitions. [2021-11-21 05:25:45,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:25:45,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:45,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:46,007 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 05:25:46,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:46,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 98 states and 192 transitions. [2021-11-21 05:25:46,293 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 192 transitions. [2021-11-21 05:25:46,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:25:46,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:46,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:46,322 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 05:25:46,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:46,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 99 states and 193 transitions. [2021-11-21 05:25:46,342 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 193 transitions. [2021-11-21 05:25:46,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:25:46,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:46,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:46,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:46,516 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:47,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:47,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 105 states and 212 transitions. [2021-11-21 05:25:47,167 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 212 transitions. [2021-11-21 05:25:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-21 05:25:47,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:47,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:47,190 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 05:25:47,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:47,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 107 states and 215 transitions. [2021-11-21 05:25:47,421 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 215 transitions. [2021-11-21 05:25:47,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:25:47,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:47,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:47,618 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:48,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:48,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 111 states and 230 transitions. [2021-11-21 05:25:48,231 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 230 transitions. [2021-11-21 05:25:48,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:25:48,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:48,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:48,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:48,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:48,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 112 states and 233 transitions. [2021-11-21 05:25:48,462 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 233 transitions. [2021-11-21 05:25:48,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:25:48,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:48,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:48,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:48,562 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 05:25:49,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:49,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 115 states and 235 transitions. [2021-11-21 05:25:49,085 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 235 transitions. [2021-11-21 05:25:49,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:25:49,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:49,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:49,125 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 117 states and 238 transitions. [2021-11-21 05:25:49,348 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 238 transitions. [2021-11-21 05:25:49,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:25:49,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:49,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:49,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:49,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:49,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:49,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 120 states and 242 transitions. [2021-11-21 05:25:49,629 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 242 transitions. [2021-11-21 05:25:49,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:25:49,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:49,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:49,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:49,647 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:25:49,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:49,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 122 states and 245 transitions. [2021-11-21 05:25:49,935 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 245 transitions. [2021-11-21 05:25:49,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:25:49,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:49,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:49,994 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 05:25:50,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:50,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 125 states and 249 transitions. [2021-11-21 05:25:50,486 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 249 transitions. [2021-11-21 05:25:50,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:25:50,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:50,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:50,664 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 05:25:51,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:51,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 128 states and 251 transitions. [2021-11-21 05:25:51,363 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 251 transitions. [2021-11-21 05:25:51,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:25:51,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:51,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:51,377 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 05:25:51,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:51,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 130 states and 253 transitions. [2021-11-21 05:25:51,563 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 253 transitions. [2021-11-21 05:25:51,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:25:51,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:51,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:51,723 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:52,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:52,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 136 states and 257 transitions. [2021-11-21 05:25:52,778 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 257 transitions. [2021-11-21 05:25:52,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 05:25:52,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:52,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:52,816 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:25:52,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:52,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 137 states and 257 transitions. [2021-11-21 05:25:52,862 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 257 transitions. [2021-11-21 05:25:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:25:52,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:52,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:52,875 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:53,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:53,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 139 states and 259 transitions. [2021-11-21 05:25:53,143 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 259 transitions. [2021-11-21 05:25:53,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:25:53,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:53,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:53,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:53,335 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 05:25:54,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:54,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 144 states and 274 transitions. [2021-11-21 05:25:54,167 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 274 transitions. [2021-11-21 05:25:54,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 05:25:54,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:54,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:54,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:54,196 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:25:54,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:54,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 145 states and 276 transitions. [2021-11-21 05:25:54,339 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 276 transitions. [2021-11-21 05:25:54,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:25:54,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:54,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:54,369 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 05:25:54,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 148 states and 278 transitions. [2021-11-21 05:25:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 278 transitions. [2021-11-21 05:25:54,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:25:54,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:54,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:54,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:54,946 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:25:55,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:55,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 149 states and 280 transitions. [2021-11-21 05:25:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 280 transitions. [2021-11-21 05:25:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:25:55,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:55,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:55,134 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:25:55,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:55,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 151 states and 283 transitions. [2021-11-21 05:25:55,466 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 283 transitions. [2021-11-21 05:25:55,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-21 05:25:55,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:55,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:55,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:55,486 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 05:25:55,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 152 states and 288 transitions. [2021-11-21 05:25:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 288 transitions. [2021-11-21 05:25:55,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:25:55,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:55,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:55,703 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:56,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:56,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 156 states and 293 transitions. [2021-11-21 05:25:56,254 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 293 transitions. [2021-11-21 05:25:56,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:25:56,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:56,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:56,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:56,273 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:25:56,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:56,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 159 states and 302 transitions. [2021-11-21 05:25:56,836 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 302 transitions. [2021-11-21 05:25:56,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 05:25:56,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:56,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:56,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:56,880 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 05:25:57,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 161 states and 305 transitions. [2021-11-21 05:25:57,171 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 305 transitions. [2021-11-21 05:25:57,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:25:57,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:57,212 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:25:57,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 162 states and 306 transitions. [2021-11-21 05:25:57,578 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 306 transitions. [2021-11-21 05:25:57,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:25:57,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:25:57,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 163 states and 307 transitions. [2021-11-21 05:25:57,697 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 307 transitions. [2021-11-21 05:25:57,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 05:25:57,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:57,745 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:25:57,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:57,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 164 states and 307 transitions. [2021-11-21 05:25:57,769 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 307 transitions. [2021-11-21 05:25:57,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:25:57,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:57,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:57,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:58,092 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 05:25:59,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:59,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 169 states and 324 transitions. [2021-11-21 05:25:59,560 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 324 transitions. [2021-11-21 05:25:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:25:59,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:59,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:59,774 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:01,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:01,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 173 states and 341 transitions. [2021-11-21 05:26:01,017 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 341 transitions. [2021-11-21 05:26:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:26:01,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:01,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:01,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:01,040 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 174 states and 343 transitions. [2021-11-21 05:26:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 343 transitions. [2021-11-21 05:26:01,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:26:01,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:01,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:01,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:01,372 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:01,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:01,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 175 states and 346 transitions. [2021-11-21 05:26:01,728 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 346 transitions. [2021-11-21 05:26:01,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-21 05:26:01,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:01,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:01,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:01,965 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 05:26:02,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:02,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 179 states and 358 transitions. [2021-11-21 05:26:02,772 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 358 transitions. [2021-11-21 05:26:02,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:26:02,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:02,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:03,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:03,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:03,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 182 states and 360 transitions. [2021-11-21 05:26:03,983 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 360 transitions. [2021-11-21 05:26:03,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:26:03,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:03,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:03,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:04,244 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 183 states and 362 transitions. [2021-11-21 05:26:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 362 transitions. [2021-11-21 05:26:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 05:26:04,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:04,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:04,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:04,522 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:26:04,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:04,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 186 states and 364 transitions. [2021-11-21 05:26:04,977 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 364 transitions. [2021-11-21 05:26:04,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:26:04,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:04,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:04,998 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:26:05,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:05,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 193 states and 372 transitions. [2021-11-21 05:26:05,826 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 372 transitions. [2021-11-21 05:26:05,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:26:05,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:05,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:05,854 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 05:26:06,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:06,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 196 states and 374 transitions. [2021-11-21 05:26:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 374 transitions. [2021-11-21 05:26:06,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 05:26:06,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:06,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:06,749 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 05:26:07,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:07,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 201 states and 381 transitions. [2021-11-21 05:26:07,987 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 381 transitions. [2021-11-21 05:26:07,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:26:07,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:07,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:08,241 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:08,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:08,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 204 states and 383 transitions. [2021-11-21 05:26:08,962 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 383 transitions. [2021-11-21 05:26:08,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:26:08,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:08,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:09,004 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:26:09,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 208 states and 388 transitions. [2021-11-21 05:26:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 388 transitions. [2021-11-21 05:26:09,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-21 05:26:09,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:09,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:09,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:09,972 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:26:10,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:10,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 210 states and 391 transitions. [2021-11-21 05:26:10,546 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 391 transitions. [2021-11-21 05:26:10,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:26:10,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:10,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:10,889 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:12,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:12,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 215 states and 412 transitions. [2021-11-21 05:26:12,605 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 412 transitions. [2021-11-21 05:26:12,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:26:12,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:12,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:12,901 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:14,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:14,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 219 states and 431 transitions. [2021-11-21 05:26:14,577 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 431 transitions. [2021-11-21 05:26:14,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:26:14,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:14,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:14,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:14,607 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:15,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:15,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 222 states and 435 transitions. [2021-11-21 05:26:15,612 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 435 transitions. [2021-11-21 05:26:15,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:26:15,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:15,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:15,636 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:16,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:16,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 223 states and 437 transitions. [2021-11-21 05:26:16,033 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 437 transitions. [2021-11-21 05:26:16,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:26:16,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:16,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:16,056 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:16,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:16,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 224 states and 439 transitions. [2021-11-21 05:26:16,437 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 439 transitions. [2021-11-21 05:26:16,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:26:16,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:16,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:16,787 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 05:26:17,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:17,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 228 states and 459 transitions. [2021-11-21 05:26:17,532 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 459 transitions. [2021-11-21 05:26:17,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:26:17,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:17,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:17,552 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 05:26:18,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:18,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 231 states and 465 transitions. [2021-11-21 05:26:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 465 transitions. [2021-11-21 05:26:18,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:26:18,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:18,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:18,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:18,140 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 05:26:18,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:18,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 232 states and 467 transitions. [2021-11-21 05:26:18,540 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 467 transitions. [2021-11-21 05:26:18,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:26:18,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:18,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:18,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:19,019 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:20,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:20,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 235 states and 470 transitions. [2021-11-21 05:26:20,055 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 470 transitions. [2021-11-21 05:26:20,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:26:20,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:20,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:20,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:20,707 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 28 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:20,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 236 states and 470 transitions. [2021-11-21 05:26:20,782 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 470 transitions. [2021-11-21 05:26:20,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:26:20,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:20,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:20,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:20,804 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 05:26:21,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:21,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 239 states and 479 transitions. [2021-11-21 05:26:21,843 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 479 transitions. [2021-11-21 05:26:21,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:26:21,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:21,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:21,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:21,862 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:26:22,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:22,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 241 states and 481 transitions. [2021-11-21 05:26:22,505 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 481 transitions. [2021-11-21 05:26:22,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-21 05:26:22,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:22,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:22,744 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 05:26:24,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:24,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 245 states and 485 transitions. [2021-11-21 05:26:24,177 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 485 transitions. [2021-11-21 05:26:24,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:26:24,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:24,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:24,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:24,206 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:24,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:24,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 246 states and 485 transitions. [2021-11-21 05:26:24,507 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 485 transitions. [2021-11-21 05:26:24,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:26:24,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:24,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:24,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:24,539 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:25,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 249 states and 487 transitions. [2021-11-21 05:26:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 487 transitions. [2021-11-21 05:26:25,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:26:25,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:25,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:25,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:25,543 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:26:26,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:26,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 252 states and 489 transitions. [2021-11-21 05:26:26,456 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 489 transitions. [2021-11-21 05:26:26,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 05:26:26,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:26,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:26,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:26,507 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:26:27,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:27,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 254 states and 491 transitions. [2021-11-21 05:26:27,116 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 491 transitions. [2021-11-21 05:26:27,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:26:27,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:27,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:27,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:27,534 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:29,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:29,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 258 states and 510 transitions. [2021-11-21 05:26:29,473 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 510 transitions. [2021-11-21 05:26:29,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:26:29,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:29,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:29,508 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:30,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:30,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 261 states and 513 transitions. [2021-11-21 05:26:30,429 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 513 transitions. [2021-11-21 05:26:30,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:26:30,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:30,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:30,904 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:33,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:33,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 266 states and 537 transitions. [2021-11-21 05:26:33,312 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 537 transitions. [2021-11-21 05:26:33,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:26:33,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:33,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:33,339 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:33,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:33,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 267 states and 539 transitions. [2021-11-21 05:26:33,821 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 539 transitions. [2021-11-21 05:26:33,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:26:33,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:33,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:33,846 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:35,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:35,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 270 states and 543 transitions. [2021-11-21 05:26:35,071 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 543 transitions. [2021-11-21 05:26:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:26:35,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:35,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:35,099 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:35,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:35,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 271 states and 545 transitions. [2021-11-21 05:26:35,652 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 545 transitions. [2021-11-21 05:26:35,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 05:26:35,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:35,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:35,727 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:26:38,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:38,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 278 states and 555 transitions. [2021-11-21 05:26:38,116 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 555 transitions. [2021-11-21 05:26:38,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:26:38,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:38,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:38,192 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 05:26:39,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:39,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 285 states and 564 transitions. [2021-11-21 05:26:39,660 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 564 transitions. [2021-11-21 05:26:39,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:26:39,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:39,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:39,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:40,537 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:41,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:41,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 288 states and 568 transitions. [2021-11-21 05:26:41,965 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 568 transitions. [2021-11-21 05:26:41,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:26:41,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:41,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:41,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:42,860 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 45 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:43,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:43,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 289 states and 568 transitions. [2021-11-21 05:26:43,196 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 568 transitions. [2021-11-21 05:26:43,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:26:43,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:43,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:43,271 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 05:26:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 290 states and 568 transitions. [2021-11-21 05:26:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 568 transitions. [2021-11-21 05:26:43,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:26:43,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:43,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:43,306 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:26:43,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:43,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 292 states and 577 transitions. [2021-11-21 05:26:43,472 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 577 transitions. [2021-11-21 05:26:43,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:26:43,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:43,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:43,506 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 293 states and 577 transitions. [2021-11-21 05:26:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 577 transitions. [2021-11-21 05:26:44,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:26:44,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:44,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:44,221 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:45,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:45,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 296 states and 580 transitions. [2021-11-21 05:26:45,313 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 580 transitions. [2021-11-21 05:26:45,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-21 05:26:45,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:45,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:45,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:45,343 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:46,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:46,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 297 states and 580 transitions. [2021-11-21 05:26:46,013 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 580 transitions. [2021-11-21 05:26:46,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:26:46,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:46,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:46,455 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:47,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:47,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 300 states and 582 transitions. [2021-11-21 05:26:47,474 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 582 transitions. [2021-11-21 05:26:47,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:26:47,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:47,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:47,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:47,864 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:49,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:49,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 303 states and 584 transitions. [2021-11-21 05:26:49,313 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 584 transitions. [2021-11-21 05:26:49,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:26:49,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:49,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:49,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:49,402 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:26:50,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 304 states and 585 transitions. [2021-11-21 05:26:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 585 transitions. [2021-11-21 05:26:50,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:26:50,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:50,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:50,071 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:50,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:50,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 305 states and 591 transitions. [2021-11-21 05:26:50,418 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 591 transitions. [2021-11-21 05:26:50,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 05:26:50,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:50,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:50,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:50,438 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:26:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 308 states and 593 transitions. [2021-11-21 05:26:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 593 transitions. [2021-11-21 05:26:51,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:26:51,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:51,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:51,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:51,330 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:26:52,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:52,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 312 states and 598 transitions. [2021-11-21 05:26:52,629 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 598 transitions. [2021-11-21 05:26:52,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:26:52,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:52,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:54,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:54,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 316 states and 614 transitions. [2021-11-21 05:26:54,928 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 614 transitions. [2021-11-21 05:26:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:26:54,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:54,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:54,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:54,961 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:56,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:56,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 319 states and 622 transitions. [2021-11-21 05:26:56,768 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 622 transitions. [2021-11-21 05:26:56,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:26:56,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:56,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:56,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:56,796 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:57,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:57,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 320 states and 624 transitions. [2021-11-21 05:26:57,373 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 624 transitions. [2021-11-21 05:26:57,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:26:57,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:57,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:57,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:57,403 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:57,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:57,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 321 states and 627 transitions. [2021-11-21 05:26:57,929 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 627 transitions. [2021-11-21 05:26:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:26:57,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:57,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:57,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:57,955 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:58,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 322 states and 629 transitions. [2021-11-21 05:26:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 629 transitions. [2021-11-21 05:26:58,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:26:58,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:58,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:58,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:58,567 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:26:59,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:59,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 325 states and 632 transitions. [2021-11-21 05:26:59,696 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 632 transitions. [2021-11-21 05:26:59,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:26:59,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:59,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:59,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:00,155 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:02,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:02,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 330 states and 661 transitions. [2021-11-21 05:27:02,960 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 661 transitions. [2021-11-21 05:27:02,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:27:02,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:02,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:02,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:02,986 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 333 states and 665 transitions. [2021-11-21 05:27:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 665 transitions. [2021-11-21 05:27:04,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:27:04,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:04,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:04,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:04,519 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:27:05,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 336 states and 678 transitions. [2021-11-21 05:27:05,784 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 678 transitions. [2021-11-21 05:27:05,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:27:05,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:05,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:06,137 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:08,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:08,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 341 states and 684 transitions. [2021-11-21 05:27:08,179 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 684 transitions. [2021-11-21 05:27:08,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:27:08,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:08,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:08,201 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:09,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:09,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 343 states and 688 transitions. [2021-11-21 05:27:09,203 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 688 transitions. [2021-11-21 05:27:09,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:27:09,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:09,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:09,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:09,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 344 states and 688 transitions. [2021-11-21 05:27:09,568 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 688 transitions. [2021-11-21 05:27:09,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:27:09,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:09,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:09,589 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:27:10,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 346 states and 691 transitions. [2021-11-21 05:27:10,461 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 691 transitions. [2021-11-21 05:27:10,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 05:27:10,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:10,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:10,479 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:27:11,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:11,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 347 states and 692 transitions. [2021-11-21 05:27:11,022 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 692 transitions. [2021-11-21 05:27:11,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:27:11,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:11,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:11,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:12,019 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:13,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:13,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 350 states and 696 transitions. [2021-11-21 05:27:13,649 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 696 transitions. [2021-11-21 05:27:13,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:27:13,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:13,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:14,918 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 66 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:15,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:15,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 351 states and 696 transitions. [2021-11-21 05:27:15,279 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 696 transitions. [2021-11-21 05:27:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:27:15,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:15,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:15,299 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:27:16,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 354 states and 698 transitions. [2021-11-21 05:27:16,070 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 698 transitions. [2021-11-21 05:27:16,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:27:16,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:16,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:16,147 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:27:16,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:16,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 355 states and 699 transitions. [2021-11-21 05:27:16,509 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 699 transitions. [2021-11-21 05:27:16,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:27:16,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:16,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:16,581 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:27:16,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:16,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 356 states and 700 transitions. [2021-11-21 05:27:16,693 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 700 transitions. [2021-11-21 05:27:16,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:27:16,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:16,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:17,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:17,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 357 states and 700 transitions. [2021-11-21 05:27:17,336 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 700 transitions. [2021-11-21 05:27:17,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:27:17,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:17,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:18,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:18,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 358 states and 700 transitions. [2021-11-21 05:27:18,064 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 700 transitions. [2021-11-21 05:27:18,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:27:18,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:18,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:18,095 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:18,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:18,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 359 states and 700 transitions. [2021-11-21 05:27:18,753 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 700 transitions. [2021-11-21 05:27:18,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-21 05:27:18,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:18,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:20,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:20,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 363 states and 716 transitions. [2021-11-21 05:27:20,439 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 716 transitions. [2021-11-21 05:27:20,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:27:20,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:20,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:20,738 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:22,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:22,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 367 states and 718 transitions. [2021-11-21 05:27:22,982 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 718 transitions. [2021-11-21 05:27:22,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 05:27:22,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:22,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:23,394 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:27:24,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:24,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 371 states and 721 transitions. [2021-11-21 05:27:24,562 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 721 transitions. [2021-11-21 05:27:24,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:24,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:24,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:24,579 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 05:27:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:26,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 378 states and 730 transitions. [2021-11-21 05:27:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 730 transitions. [2021-11-21 05:27:26,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:26,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:26,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:26,943 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:29,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:29,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 382 states and 752 transitions. [2021-11-21 05:27:29,787 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 752 transitions. [2021-11-21 05:27:29,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:29,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:29,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:29,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:30,340 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:34,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 387 states and 783 transitions. [2021-11-21 05:27:34,597 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 783 transitions. [2021-11-21 05:27:34,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:34,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:34,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:34,632 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:36,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 390 states and 787 transitions. [2021-11-21 05:27:36,956 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 787 transitions. [2021-11-21 05:27:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:36,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:36,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:36,991 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:38,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:38,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 393 states and 792 transitions. [2021-11-21 05:27:38,763 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 792 transitions. [2021-11-21 05:27:38,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:38,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:38,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:38,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:38,799 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:40,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 396 states and 795 transitions. [2021-11-21 05:27:40,600 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 795 transitions. [2021-11-21 05:27:40,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:40,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:40,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:40,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:40,627 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:41,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:41,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 399 states and 799 transitions. [2021-11-21 05:27:41,973 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 799 transitions. [2021-11-21 05:27:41,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:41,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:41,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:41,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:42,007 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:42,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:42,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 400 states and 802 transitions. [2021-11-21 05:27:42,633 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 802 transitions. [2021-11-21 05:27:42,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:42,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:42,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:42,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:43,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:43,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 401 states and 804 transitions. [2021-11-21 05:27:43,330 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 804 transitions. [2021-11-21 05:27:43,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:43,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:43,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:43,359 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:44,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:44,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 402 states and 806 transitions. [2021-11-21 05:27:44,227 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 806 transitions. [2021-11-21 05:27:44,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:44,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:44,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:44,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:44,333 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:27:45,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:45,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 403 states and 807 transitions. [2021-11-21 05:27:45,093 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 807 transitions. [2021-11-21 05:27:45,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:45,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:45,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:45,125 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:46,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:46,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 407 states and 812 transitions. [2021-11-21 05:27:46,912 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 812 transitions. [2021-11-21 05:27:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:46,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:46,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:46,938 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:47,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 408 states and 812 transitions. [2021-11-21 05:27:47,554 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 812 transitions. [2021-11-21 05:27:47,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:27:47,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:47,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:47,581 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:48,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 409 states and 814 transitions. [2021-11-21 05:27:48,247 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 814 transitions. [2021-11-21 05:27:48,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:27:48,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:48,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:48,851 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:49,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:49,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 410 states and 814 transitions. [2021-11-21 05:27:49,436 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 814 transitions. [2021-11-21 05:27:49,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:27:49,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:49,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:49,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:51,035 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:27:52,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:52,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 413 states and 818 transitions. [2021-11-21 05:27:52,863 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 818 transitions. [2021-11-21 05:27:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:27:52,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:52,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:52,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:54,600 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 91 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:27:55,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:55,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 414 states and 818 transitions. [2021-11-21 05:27:55,062 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 818 transitions. [2021-11-21 05:27:55,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:27:55,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:55,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:55,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:27:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 420 states and 834 transitions. [2021-11-21 05:27:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 834 transitions. [2021-11-21 05:27:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 05:27:57,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:57,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:57,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:57,911 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:27:59,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:59,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 424 states and 839 transitions. [2021-11-21 05:27:59,282 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 839 transitions. [2021-11-21 05:27:59,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:27:59,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:59,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:59,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:59,314 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:00,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 425 states and 839 transitions. [2021-11-21 05:28:00,070 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 839 transitions. [2021-11-21 05:28:00,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:28:00,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:00,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:00,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:00,097 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:00,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:00,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 426 states and 839 transitions. [2021-11-21 05:28:00,841 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 839 transitions. [2021-11-21 05:28:00,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:28:00,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:00,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:00,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:01,416 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:02,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:02,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 430 states and 867 transitions. [2021-11-21 05:28:02,867 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 867 transitions. [2021-11-21 05:28:02,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:02,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:02,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:02,888 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:04,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:04,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 434 states and 871 transitions. [2021-11-21 05:28:04,126 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 871 transitions. [2021-11-21 05:28:04,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:04,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:04,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:28:05,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:05,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 438 states and 875 transitions. [2021-11-21 05:28:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 875 transitions. [2021-11-21 05:28:05,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:05,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:05,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:05,214 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:05,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:05,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 440 states and 875 transitions. [2021-11-21 05:28:05,788 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 875 transitions. [2021-11-21 05:28:05,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:05,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:05,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:05,808 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:28:06,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:06,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 441 states and 876 transitions. [2021-11-21 05:28:06,482 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 876 transitions. [2021-11-21 05:28:06,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:06,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:06,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:06,507 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:07,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:07,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 443 states and 883 transitions. [2021-11-21 05:28:07,934 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 883 transitions. [2021-11-21 05:28:07,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:07,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:07,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:07,969 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 05:28:08,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:08,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 445 states and 884 transitions. [2021-11-21 05:28:08,450 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 884 transitions. [2021-11-21 05:28:08,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:08,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:08,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:08,470 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:28:08,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 446 states and 886 transitions. [2021-11-21 05:28:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 886 transitions. [2021-11-21 05:28:08,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:08,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:08,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:08,651 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:09,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:09,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 447 states and 886 transitions. [2021-11-21 05:28:09,597 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 886 transitions. [2021-11-21 05:28:09,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:09,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:09,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:10,304 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:28:12,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:12,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 450 states and 889 transitions. [2021-11-21 05:28:12,157 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 889 transitions. [2021-11-21 05:28:12,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:12,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:12,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:12,190 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:12,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:12,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 451 states and 889 transitions. [2021-11-21 05:28:12,960 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 889 transitions. [2021-11-21 05:28:12,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:12,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:12,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:28:14,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:14,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 454 states and 891 transitions. [2021-11-21 05:28:14,617 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 891 transitions. [2021-11-21 05:28:14,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:28:14,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:14,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:14,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:15,000 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:16,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:16,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 455 states and 891 transitions. [2021-11-21 05:28:16,179 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 891 transitions. [2021-11-21 05:28:16,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:16,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:16,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:16,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:16,796 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:19,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:19,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 459 states and 911 transitions. [2021-11-21 05:28:19,404 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 911 transitions. [2021-11-21 05:28:19,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:19,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:19,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:20,205 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:24,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:24,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 464 states and 947 transitions. [2021-11-21 05:28:24,326 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 947 transitions. [2021-11-21 05:28:24,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:24,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:24,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:24,359 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:26,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:26,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 467 states and 951 transitions. [2021-11-21 05:28:26,525 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 951 transitions. [2021-11-21 05:28:26,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:26,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:26,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:26,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:26,554 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:28,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:28,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 960 states to 470 states and 960 transitions. [2021-11-21 05:28:28,940 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 960 transitions. [2021-11-21 05:28:28,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:28,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:28,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:28,966 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:30,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:30,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 473 states and 965 transitions. [2021-11-21 05:28:30,530 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 965 transitions. [2021-11-21 05:28:30,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:30,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:30,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:30,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:30,559 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:31,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:31,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 474 states and 967 transitions. [2021-11-21 05:28:31,309 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 967 transitions. [2021-11-21 05:28:31,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:31,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:31,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:31,336 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:33,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:33,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 477 states and 970 transitions. [2021-11-21 05:28:33,148 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 970 transitions. [2021-11-21 05:28:33,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:33,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:33,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:33,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:33,179 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:34,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:34,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 480 states and 974 transitions. [2021-11-21 05:28:34,774 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 974 transitions. [2021-11-21 05:28:34,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:34,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:34,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:34,816 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:35,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:35,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 481 states and 976 transitions. [2021-11-21 05:28:35,603 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 976 transitions. [2021-11-21 05:28:35,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:35,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:35,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:35,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:35,812 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:28:36,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:36,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 482 states and 977 transitions. [2021-11-21 05:28:36,217 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 977 transitions. [2021-11-21 05:28:36,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:36,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:36,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:36,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:36,292 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:28:37,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:37,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 485 states and 979 transitions. [2021-11-21 05:28:37,870 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 979 transitions. [2021-11-21 05:28:37,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-21 05:28:37,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:37,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:37,947 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:28:38,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:38,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 486 states and 980 transitions. [2021-11-21 05:28:38,343 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 980 transitions. [2021-11-21 05:28:38,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:28:38,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:38,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:40,625 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 120 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:41,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 487 states and 980 transitions. [2021-11-21 05:28:41,554 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 980 transitions. [2021-11-21 05:28:41,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:28:41,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:41,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:43,574 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 136 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:28:45,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:45,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 490 states and 984 transitions. [2021-11-21 05:28:45,663 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 984 transitions. [2021-11-21 05:28:45,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-21 05:28:45,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:45,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:45,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:45,699 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:28:48,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:48,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 496 states and 1001 transitions. [2021-11-21 05:28:48,959 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 1001 transitions. [2021-11-21 05:28:48,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:28:48,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:48,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:48,979 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:28:51,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:51,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 502 states and 1005 transitions. [2021-11-21 05:28:51,141 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1005 transitions. [2021-11-21 05:28:51,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:28:51,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:51,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:51,209 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:28:56,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:56,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 516 states and 1023 transitions. [2021-11-21 05:28:56,241 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 1023 transitions. [2021-11-21 05:28:56,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:28:56,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:56,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:57,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 517 states and 1023 transitions. [2021-11-21 05:28:57,365 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1023 transitions. [2021-11-21 05:28:57,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-21 05:28:57,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:57,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:57,400 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 83 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:58,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:58,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 518 states and 1023 transitions. [2021-11-21 05:28:58,314 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1023 transitions. [2021-11-21 05:28:58,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:28:58,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:58,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:58,335 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:28:59,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:28:59,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 521 states and 1026 transitions. [2021-11-21 05:28:59,288 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1026 transitions. [2021-11-21 05:28:59,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:28:59,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:28:59,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:28:59,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:28:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 05:29:02,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:02,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 528 states and 1037 transitions. [2021-11-21 05:29:02,977 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1037 transitions. [2021-11-21 05:29:02,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:29:02,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:02,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:02,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:03,057 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-21 05:29:07,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:07,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 535 states and 1047 transitions. [2021-11-21 05:29:07,498 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1047 transitions. [2021-11-21 05:29:07,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:29:07,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:07,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:07,573 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 05:29:07,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:07,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 536 states and 1047 transitions. [2021-11-21 05:29:07,597 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1047 transitions. [2021-11-21 05:29:07,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:29:07,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:07,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:07,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:08,656 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:29:11,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:11,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 539 states and 1050 transitions. [2021-11-21 05:29:11,070 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1050 transitions. [2021-11-21 05:29:11,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 05:29:11,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:11,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:11,105 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:12,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:12,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1050 states to 540 states and 1050 transitions. [2021-11-21 05:29:12,012 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1050 transitions. [2021-11-21 05:29:12,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:12,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:12,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:12,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:12,967 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:16,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:16,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 544 states and 1072 transitions. [2021-11-21 05:29:16,078 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1072 transitions. [2021-11-21 05:29:16,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:16,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:16,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:16,856 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:21,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:21,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 549 states and 1110 transitions. [2021-11-21 05:29:21,821 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1110 transitions. [2021-11-21 05:29:21,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:21,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:21,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:21,856 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:24,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:24,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 552 states and 1114 transitions. [2021-11-21 05:29:24,635 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1114 transitions. [2021-11-21 05:29:24,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:24,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:24,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:24,664 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:26,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:26,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 555 states and 1117 transitions. [2021-11-21 05:29:26,690 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1117 transitions. [2021-11-21 05:29:26,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:26,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:26,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:26,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:26,723 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:28,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:28,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 558 states and 1122 transitions. [2021-11-21 05:29:28,556 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1122 transitions. [2021-11-21 05:29:28,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:28,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:28,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:28,592 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:30,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:30,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 561 states and 1126 transitions. [2021-11-21 05:29:30,603 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1126 transitions. [2021-11-21 05:29:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:30,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:30,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:30,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:30,634 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:33,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 564 states and 1134 transitions. [2021-11-21 05:29:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1134 transitions. [2021-11-21 05:29:33,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:33,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:33,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:33,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:33,548 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:34,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:34,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 565 states and 1136 transitions. [2021-11-21 05:29:34,501 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1136 transitions. [2021-11-21 05:29:34,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:34,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:34,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:34,534 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:35,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:35,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 566 states and 1138 transitions. [2021-11-21 05:29:35,470 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1138 transitions. [2021-11-21 05:29:35,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:35,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:35,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:35,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:35,502 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:37,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:37,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 569 states and 1143 transitions. [2021-11-21 05:29:37,571 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1143 transitions. [2021-11-21 05:29:37,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:37,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:37,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:37,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:37,604 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:38,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:38,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 570 states and 1146 transitions. [2021-11-21 05:29:38,484 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1146 transitions. [2021-11-21 05:29:38,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:38,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:38,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:38,518 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:39,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:39,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 571 states and 1146 transitions. [2021-11-21 05:29:39,551 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1146 transitions. [2021-11-21 05:29:39,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:39,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:39,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:39,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:39,597 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:40,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:40,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 572 states and 1146 transitions. [2021-11-21 05:29:40,759 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1146 transitions. [2021-11-21 05:29:40,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:40,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:40,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:40,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:40,972 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:29:41,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:41,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 573 states and 1147 transitions. [2021-11-21 05:29:41,437 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1147 transitions. [2021-11-21 05:29:41,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-21 05:29:41,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:41,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:41,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:41,461 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:41,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 574 states and 1154 transitions. [2021-11-21 05:29:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1154 transitions. [2021-11-21 05:29:41,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:29:41,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:41,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:43,225 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:44,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:44,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 577 states and 1154 transitions. [2021-11-21 05:29:44,801 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 1154 transitions. [2021-11-21 05:29:44,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:29:44,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:44,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:44,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:47,712 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 153 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:48,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:48,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 578 states and 1154 transitions. [2021-11-21 05:29:48,941 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1154 transitions. [2021-11-21 05:29:48,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:29:48,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:48,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:51,716 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 171 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:29:54,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:54,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 581 states and 1158 transitions. [2021-11-21 05:29:54,147 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 1158 transitions. [2021-11-21 05:29:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 05:29:54,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:54,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:54,168 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:29:57,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:57,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 587 states and 1177 transitions. [2021-11-21 05:29:57,849 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1177 transitions. [2021-11-21 05:29:57,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:29:57,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:57,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:57,868 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 86 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:29:59,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:59,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 589 states and 1180 transitions. [2021-11-21 05:29:59,269 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 1180 transitions. [2021-11-21 05:29:59,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:29:59,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:59,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:59,295 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:59,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:59,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 590 states and 1180 transitions. [2021-11-21 05:29:59,796 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 1180 transitions. [2021-11-21 05:29:59,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:29:59,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:59,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:59,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:29:59,823 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:01,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:01,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 592 states and 1183 transitions. [2021-11-21 05:30:01,338 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1183 transitions. [2021-11-21 05:30:01,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:30:01,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:01,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:01,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:01,378 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:02,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:02,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 593 states and 1183 transitions. [2021-11-21 05:30:02,396 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1183 transitions. [2021-11-21 05:30:02,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:30:02,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:02,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:02,428 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:02,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:02,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 594 states and 1183 transitions. [2021-11-21 05:30:02,910 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 1183 transitions. [2021-11-21 05:30:02,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:30:02,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:02,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:02,953 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:04,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:04,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 595 states and 1183 transitions. [2021-11-21 05:30:04,067 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1183 transitions. [2021-11-21 05:30:04,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:30:04,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:04,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:04,606 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:08,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:08,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 600 states and 1188 transitions. [2021-11-21 05:30:08,387 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 1188 transitions. [2021-11-21 05:30:08,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:30:08,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:08,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:08,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:08,423 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:09,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:09,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 601 states and 1189 transitions. [2021-11-21 05:30:09,611 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1189 transitions. [2021-11-21 05:30:09,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:30:09,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:09,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:09,644 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:10,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:10,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 602 states and 1189 transitions. [2021-11-21 05:30:10,579 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1189 transitions. [2021-11-21 05:30:10,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:30:10,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:10,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:10,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:10,604 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:30:12,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:12,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 604 states and 1190 transitions. [2021-11-21 05:30:12,422 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1190 transitions. [2021-11-21 05:30:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:30:12,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:12,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:12,459 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:13,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:13,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 605 states and 1190 transitions. [2021-11-21 05:30:13,407 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 1190 transitions. [2021-11-21 05:30:13,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:30:13,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:13,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:13,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:13,422 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:30:15,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:15,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 606 states and 1191 transitions. [2021-11-21 05:30:15,246 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1191 transitions. [2021-11-21 05:30:15,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:30:15,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:15,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:15,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 117 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:30:19,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:19,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 609 states and 1194 transitions. [2021-11-21 05:30:19,495 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1194 transitions. [2021-11-21 05:30:19,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:30:19,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:19,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:19,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:19,529 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:22,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:22,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 612 states and 1198 transitions. [2021-11-21 05:30:22,305 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1198 transitions. [2021-11-21 05:30:22,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:30:22,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:22,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:22,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:22,339 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:22,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:22,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 613 states and 1199 transitions. [2021-11-21 05:30:22,950 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1199 transitions. [2021-11-21 05:30:22,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:30:22,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:22,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:22,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:23,180 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:30:23,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:23,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 615 states and 1201 transitions. [2021-11-21 05:30:23,988 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1201 transitions. [2021-11-21 05:30:23,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:23,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:23,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:24,922 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:28,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:28,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 619 states and 1226 transitions. [2021-11-21 05:30:28,831 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1226 transitions. [2021-11-21 05:30:28,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:28,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:28,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:28,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:28,862 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:30,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:30,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 622 states and 1230 transitions. [2021-11-21 05:30:30,951 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 1230 transitions. [2021-11-21 05:30:30,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:30,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:30,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:30,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:31,887 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 191 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:37,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:37,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 627 states and 1273 transitions. [2021-11-21 05:30:37,664 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1273 transitions. [2021-11-21 05:30:37,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:37,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:37,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:37,695 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:40,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:40,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 630 states and 1277 transitions. [2021-11-21 05:30:40,017 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1277 transitions. [2021-11-21 05:30:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:40,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:40,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:40,047 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:43,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:43,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 633 states and 1285 transitions. [2021-11-21 05:30:43,326 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1285 transitions. [2021-11-21 05:30:43,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:43,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:43,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:43,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:43,360 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:44,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:44,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1287 states to 634 states and 1287 transitions. [2021-11-21 05:30:44,412 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1287 transitions. [2021-11-21 05:30:44,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:44,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:44,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:44,451 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:45,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:45,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 635 states and 1290 transitions. [2021-11-21 05:30:45,533 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1290 transitions. [2021-11-21 05:30:45,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:45,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:45,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:45,566 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:47,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 638 states and 1295 transitions. [2021-11-21 05:30:47,950 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1295 transitions. [2021-11-21 05:30:47,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:47,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:47,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:47,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:47,992 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:50,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:50,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 641 states and 1299 transitions. [2021-11-21 05:30:50,362 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1299 transitions. [2021-11-21 05:30:50,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:50,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:50,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:50,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:50,396 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:52,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:52,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 644 states and 1302 transitions. [2021-11-21 05:30:52,675 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1302 transitions. [2021-11-21 05:30:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:52,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:52,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:52,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:52,709 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:30:56,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:56,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 647 states and 1306 transitions. [2021-11-21 05:30:56,294 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1306 transitions. [2021-11-21 05:30:56,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:56,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:56,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:56,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:56,327 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:57,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:57,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 648 states and 1306 transitions. [2021-11-21 05:30:57,765 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1306 transitions. [2021-11-21 05:30:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:57,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:57,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:57,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:57,805 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:59,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:59,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 649 states and 1306 transitions. [2021-11-21 05:30:59,106 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 1306 transitions. [2021-11-21 05:30:59,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:30:59,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:59,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:59,146 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:00,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:00,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 650 states and 1306 transitions. [2021-11-21 05:31:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1306 transitions. [2021-11-21 05:31:00,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:31:00,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:00,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:01,405 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:04,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 654 states and 1326 transitions. [2021-11-21 05:31:04,169 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 1326 transitions. [2021-11-21 05:31:04,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:04,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:04,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:08,258 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:31:11,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:11,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 657 states and 1330 transitions. [2021-11-21 05:31:11,660 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1330 transitions. [2021-11-21 05:31:11,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:11,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:11,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:11,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:16,070 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 190 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:16,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:16,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 658 states and 1330 transitions. [2021-11-21 05:31:16,952 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1330 transitions. [2021-11-21 05:31:16,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:16,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:16,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:16,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:17,019 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-21 05:31:21,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:21,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 665 states and 1341 transitions. [2021-11-21 05:31:21,869 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1341 transitions. [2021-11-21 05:31:21,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:21,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:21,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:21,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:21,941 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-21 05:31:26,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:26,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 672 states and 1351 transitions. [2021-11-21 05:31:26,897 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1351 transitions. [2021-11-21 05:31:26,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:26,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:26,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:27,537 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:32,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:32,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 676 states and 1353 transitions. [2021-11-21 05:31:32,004 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1353 transitions. [2021-11-21 05:31:32,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:32,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:32,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:32,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:35,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:35,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 679 states and 1364 transitions. [2021-11-21 05:31:35,733 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1364 transitions. [2021-11-21 05:31:35,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:35,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:35,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:35,766 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:36,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:36,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 680 states and 1364 transitions. [2021-11-21 05:31:36,847 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1364 transitions. [2021-11-21 05:31:36,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:36,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:36,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:36,874 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:31:41,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:41,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 686 states and 1375 transitions. [2021-11-21 05:31:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1375 transitions. [2021-11-21 05:31:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:31:41,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:41,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:42,335 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:31:45,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:45,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 690 states and 1379 transitions. [2021-11-21 05:31:45,381 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1379 transitions. [2021-11-21 05:31:45,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:31:45,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:45,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:45,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 05:31:49,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:49,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 697 states and 1388 transitions. [2021-11-21 05:31:49,254 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1388 transitions. [2021-11-21 05:31:49,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:31:49,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:49,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:31:50,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:50,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 698 states and 1389 transitions. [2021-11-21 05:31:50,145 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1389 transitions. [2021-11-21 05:31:50,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:31:50,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:50,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:50,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:50,235 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-21 05:31:50,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:50,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 699 states and 1389 transitions. [2021-11-21 05:31:50,274 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1389 transitions. [2021-11-21 05:31:50,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:31:50,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:50,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:50,315 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:51,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:51,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 700 states and 1389 transitions. [2021-11-21 05:31:51,693 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1389 transitions. [2021-11-21 05:31:51,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:31:51,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:51,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:51,737 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:53,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:53,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 701 states and 1389 transitions. [2021-11-21 05:31:53,187 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1389 transitions. [2021-11-21 05:31:53,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:31:53,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:53,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:53,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 05:32:05,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:05,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 711 states and 1408 transitions. [2021-11-21 05:32:05,294 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1408 transitions. [2021-11-21 05:32:05,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:32:05,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:05,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:05,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:05,361 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 05:32:06,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:06,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1408 states to 712 states and 1408 transitions. [2021-11-21 05:32:06,668 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1408 transitions. [2021-11-21 05:32:06,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:32:06,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:06,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:06,705 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:32:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:11,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 717 states and 1415 transitions. [2021-11-21 05:32:11,092 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 1415 transitions. [2021-11-21 05:32:11,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:32:11,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:11,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:11,124 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:32:12,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:12,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 718 states and 1415 transitions. [2021-11-21 05:32:12,245 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1415 transitions. [2021-11-21 05:32:12,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:32:12,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:12,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:12,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:12,280 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:32:13,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:13,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 719 states and 1417 transitions. [2021-11-21 05:32:13,361 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1417 transitions. [2021-11-21 05:32:13,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:32:13,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:13,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:15,680 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:32:19,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:19,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 722 states and 1421 transitions. [2021-11-21 05:32:19,124 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1421 transitions. [2021-11-21 05:32:19,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:32:19,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:19,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:19,144 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:32:22,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:22,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 728 states and 1425 transitions. [2021-11-21 05:32:22,107 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1425 transitions. [2021-11-21 05:32:22,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:32:22,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:22,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:22,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:22,338 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-21 05:32:24,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:24,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 732 states and 1430 transitions. [2021-11-21 05:32:24,865 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1430 transitions. [2021-11-21 05:32:24,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:24,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:24,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:30,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:30,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 736 states and 1456 transitions. [2021-11-21 05:32:30,756 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1456 transitions. [2021-11-21 05:32:30,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:30,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:30,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:30,808 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:33,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:33,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 739 states and 1460 transitions. [2021-11-21 05:32:33,574 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1460 transitions. [2021-11-21 05:32:33,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:33,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:33,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:33,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:33,611 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:36,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:36,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 742 states and 1464 transitions. [2021-11-21 05:32:36,270 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1464 transitions. [2021-11-21 05:32:36,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:36,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:36,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:32:44,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:44,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1508 states to 747 states and 1508 transitions. [2021-11-21 05:32:44,998 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1508 transitions. [2021-11-21 05:32:44,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:44,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:44,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:45,032 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:47,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:47,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 750 states and 1513 transitions. [2021-11-21 05:32:47,614 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1513 transitions. [2021-11-21 05:32:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:47,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:47,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:47,649 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 753 states and 1518 transitions. [2021-11-21 05:32:50,434 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1518 transitions. [2021-11-21 05:32:50,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:50,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:50,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:50,468 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:54,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:54,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 756 states and 1526 transitions. [2021-11-21 05:32:54,432 INFO L276 IsEmpty]: Start isEmpty. Operand 756 states and 1526 transitions. [2021-11-21 05:32:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:54,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:54,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:54,464 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:55,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:55,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 757 states and 1528 transitions. [2021-11-21 05:32:55,893 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1528 transitions. [2021-11-21 05:32:55,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:55,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:55,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:55,927 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:57,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:57,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 758 states and 1531 transitions. [2021-11-21 05:32:57,155 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1531 transitions. [2021-11-21 05:32:57,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:57,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:57,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:32:58,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:58,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 759 states and 1533 transitions. [2021-11-21 05:32:58,623 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1533 transitions. [2021-11-21 05:32:58,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:32:58,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:58,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:58,661 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:33:01,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:01,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 762 states and 1538 transitions. [2021-11-21 05:33:01,460 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1538 transitions. [2021-11-21 05:33:01,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:33:01,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:01,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:01,507 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:33:05,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:05,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1542 states to 765 states and 1542 transitions. [2021-11-21 05:33:05,587 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 1542 transitions. [2021-11-21 05:33:05,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:33:05,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:05,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:05,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:05,620 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:33:08,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:08,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 768 states and 1545 transitions. [2021-11-21 05:33:08,505 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1545 transitions. [2021-11-21 05:33:08,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:33:08,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:08,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:08,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:08,575 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-21 05:33:09,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:09,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 769 states and 1546 transitions. [2021-11-21 05:33:09,813 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1546 transitions. [2021-11-21 05:33:09,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:33:09,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:09,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:09,849 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:11,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:11,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 770 states and 1546 transitions. [2021-11-21 05:33:11,438 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1546 transitions. [2021-11-21 05:33:11,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:33:11,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:11,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:11,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:11,472 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:13,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:13,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 771 states and 1546 transitions. [2021-11-21 05:33:13,052 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1546 transitions. [2021-11-21 05:33:13,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:33:13,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:13,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:14,232 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 149 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:17,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:17,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 775 states and 1578 transitions. [2021-11-21 05:33:17,394 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 1578 transitions. [2021-11-21 05:33:17,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:17,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:17,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:17,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:17,419 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:18,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:18,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 777 states and 1580 transitions. [2021-11-21 05:33:18,208 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1580 transitions. [2021-11-21 05:33:18,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:18,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:18,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:23,416 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 231 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:24,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:24,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 778 states and 1580 transitions. [2021-11-21 05:33:24,952 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1580 transitions. [2021-11-21 05:33:24,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:24,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:24,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:24,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:29,802 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 253 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:33:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:33,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 781 states and 1584 transitions. [2021-11-21 05:33:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 1584 transitions. [2021-11-21 05:33:33,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:33,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:33,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:33,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:33,374 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:35,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:35,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 783 states and 1588 transitions. [2021-11-21 05:33:35,431 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 1588 transitions. [2021-11-21 05:33:35,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:35,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:35,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:35,452 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:33:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 784 states and 1590 transitions. [2021-11-21 05:33:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 1590 transitions. [2021-11-21 05:33:36,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:36,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:36,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:36,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:36,181 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:33:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:38,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 789 states and 1594 transitions. [2021-11-21 05:33:38,789 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1594 transitions. [2021-11-21 05:33:38,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:38,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:38,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:38,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:38,815 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:33:42,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:42,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 794 states and 1601 transitions. [2021-11-21 05:33:42,714 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1601 transitions. [2021-11-21 05:33:42,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:42,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:42,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:42,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:42,749 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:44,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:44,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 795 states and 1601 transitions. [2021-11-21 05:33:44,192 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1601 transitions. [2021-11-21 05:33:44,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:44,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:44,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:45,577 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:33:49,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:49,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 798 states and 1604 transitions. [2021-11-21 05:33:49,296 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1604 transitions. [2021-11-21 05:33:49,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:49,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:49,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:49,332 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:50,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:50,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 799 states and 1604 transitions. [2021-11-21 05:33:50,775 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1604 transitions. [2021-11-21 05:33:50,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:50,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:50,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:50,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:51,749 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 803 states and 1606 transitions. [2021-11-21 05:33:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1606 transitions. [2021-11-21 05:33:57,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:33:57,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:57,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:57,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:57,450 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:33:58,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:58,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 804 states and 1606 transitions. [2021-11-21 05:33:58,819 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1606 transitions. [2021-11-21 05:33:58,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:33:58,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:58,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:59,565 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 05:34:02,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:02,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 807 states and 1608 transitions. [2021-11-21 05:34:02,667 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1608 transitions. [2021-11-21 05:34:02,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:34:02,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:02,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:02,708 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:04,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:04,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 808 states and 1608 transitions. [2021-11-21 05:34:04,218 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1608 transitions. [2021-11-21 05:34:04,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:34:04,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:04,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:04,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:04,255 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:05,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:05,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 809 states and 1608 transitions. [2021-11-21 05:34:05,956 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1608 transitions. [2021-11-21 05:34:05,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:34:05,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:05,957 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:06,192 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:34:08,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:08,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 812 states and 1610 transitions. [2021-11-21 05:34:08,802 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1610 transitions. [2021-11-21 05:34:08,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:34:08,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:08,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 05:34:09,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:09,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 813 states and 1611 transitions. [2021-11-21 05:34:09,950 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1611 transitions. [2021-11-21 05:34:09,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:34:09,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:09,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:09,970 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:34:13,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:13,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 817 states and 1615 transitions. [2021-11-21 05:34:13,538 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1615 transitions. [2021-11-21 05:34:13,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:34:13,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:13,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:16,639 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:34:20,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:20,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 820 states and 1619 transitions. [2021-11-21 05:34:20,466 INFO L276 IsEmpty]: Start isEmpty. Operand 820 states and 1619 transitions. [2021-11-21 05:34:20,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:34:20,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:20,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:20,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:20,501 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:25,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:25,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 823 states and 1632 transitions. [2021-11-21 05:34:25,323 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1632 transitions. [2021-11-21 05:34:25,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:34:25,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:25,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:25,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:25,362 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:34:26,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:26,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 824 states and 1633 transitions. [2021-11-21 05:34:26,743 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1633 transitions. [2021-11-21 05:34:26,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-21 05:34:26,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:26,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:26,766 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:34:28,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:28,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 828 states and 1636 transitions. [2021-11-21 05:34:28,933 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1636 transitions. [2021-11-21 05:34:28,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:34:28,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:28,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:30,462 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:35,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:35,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 832 states and 1664 transitions. [2021-11-21 05:34:35,900 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1664 transitions. [2021-11-21 05:34:35,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:34:35,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:35,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:35,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:39,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:39,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 835 states and 1668 transitions. [2021-11-21 05:34:39,079 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1668 transitions. [2021-11-21 05:34:39,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:34:39,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:39,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:39,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:39,114 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:42,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:42,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 838 states and 1673 transitions. [2021-11-21 05:34:42,284 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1673 transitions. [2021-11-21 05:34:42,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:34:42,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:42,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:42,322 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:45,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:45,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 841 states and 1676 transitions. [2021-11-21 05:34:45,472 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1676 transitions. [2021-11-21 05:34:45,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:34:45,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:45,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:45,510 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:48,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 844 states and 1681 transitions. [2021-11-21 05:34:48,677 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1681 transitions. [2021-11-21 05:34:48,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:34:48,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:48,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:48,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:48,714 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:34:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:51,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 847 states and 1685 transitions. [2021-11-21 05:34:51,916 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1685 transitions. [2021-11-21 05:34:51,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:34:51,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:51,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:53,318 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 277 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:01,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:01,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 852 states and 1732 transitions. [2021-11-21 05:35:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 852 states and 1732 transitions. [2021-11-21 05:35:01,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:01,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:01,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:02,021 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:35:06,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:06,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1741 states to 855 states and 1741 transitions. [2021-11-21 05:35:06,800 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1741 transitions. [2021-11-21 05:35:06,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:06,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:06,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:06,835 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:35:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:11,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1745 states to 858 states and 1745 transitions. [2021-11-21 05:35:11,472 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1745 transitions. [2021-11-21 05:35:11,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:11,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:11,473 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:11,507 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:35:14,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:14,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 861 states and 1750 transitions. [2021-11-21 05:35:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1750 transitions. [2021-11-21 05:35:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:14,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:14,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:14,790 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:35:18,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 864 states and 1754 transitions. [2021-11-21 05:35:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1754 transitions. [2021-11-21 05:35:18,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:18,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:18,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:18,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:18,127 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:35:19,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:19,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1756 states to 865 states and 1756 transitions. [2021-11-21 05:35:19,827 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1756 transitions. [2021-11-21 05:35:19,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:19,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:19,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:35:21,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:21,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1758 states to 866 states and 1758 transitions. [2021-11-21 05:35:21,363 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1758 transitions. [2021-11-21 05:35:21,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:21,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:21,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:21,438 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 05:35:21,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:21,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 868 states and 1759 transitions. [2021-11-21 05:35:21,473 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1759 transitions. [2021-11-21 05:35:21,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:21,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:21,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:21,545 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-21 05:35:27,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 875 states and 1769 transitions. [2021-11-21 05:35:27,812 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1769 transitions. [2021-11-21 05:35:27,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:27,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:27,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:27,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-21 05:35:29,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 876 states and 1771 transitions. [2021-11-21 05:35:29,660 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1771 transitions. [2021-11-21 05:35:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:29,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:29,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:29,702 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:31,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:31,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 877 states and 1771 transitions. [2021-11-21 05:35:31,622 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1771 transitions. [2021-11-21 05:35:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:31,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:31,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:31,659 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:33,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:33,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 879 states and 1775 transitions. [2021-11-21 05:35:33,999 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1775 transitions. [2021-11-21 05:35:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:34,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:34,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:34,043 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 142 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:35,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:35,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 880 states and 1775 transitions. [2021-11-21 05:35:35,926 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1775 transitions. [2021-11-21 05:35:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:35,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:35,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:35,965 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:37,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 881 states and 1776 transitions. [2021-11-21 05:35:37,687 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1776 transitions. [2021-11-21 05:35:37,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-21 05:35:37,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:37,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:37,722 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:35:39,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:39,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 882 states and 1776 transitions. [2021-11-21 05:35:39,220 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1776 transitions. [2021-11-21 05:35:39,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:35:39,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:39,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:39,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:39,230 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-21 05:35:44,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:44,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 889 states and 1785 transitions. [2021-11-21 05:35:44,185 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1785 transitions. [2021-11-21 05:35:44,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:35:44,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:44,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:44,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:50,610 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 300 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 05:35:55,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:55,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 892 states and 1789 transitions. [2021-11-21 05:35:55,201 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1789 transitions. [2021-11-21 05:35:55,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:35:55,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:55,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:55,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:02,053 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 276 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:03,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:03,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 893 states and 1789 transitions. [2021-11-21 05:36:03,098 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1789 transitions. [2021-11-21 05:36:03,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:36:03,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:03,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:03,192 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 05:36:04,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:04,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 894 states and 1789 transitions. [2021-11-21 05:36:04,154 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1789 transitions. [2021-11-21 05:36:04,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:36:04,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:04,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:04,227 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-11-21 05:36:04,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:04,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 895 states and 1789 transitions. [2021-11-21 05:36:04,269 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1789 transitions. [2021-11-21 05:36:04,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:36:04,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:04,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:04,343 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-21 05:36:12,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:12,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1797 states to 901 states and 1797 transitions. [2021-11-21 05:36:12,994 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1797 transitions. [2021-11-21 05:36:12,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:36:12,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:12,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:13,024 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 0 proven. 182 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 05:36:18,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:18,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 907 states and 1802 transitions. [2021-11-21 05:36:18,512 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1802 transitions. [2021-11-21 05:36:18,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:36:18,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:18,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:18,551 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:20,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:20,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1802 states to 908 states and 1802 transitions. [2021-11-21 05:36:20,414 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1802 transitions. [2021-11-21 05:36:20,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:36:20,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:20,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:22,183 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:36:26,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:26,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 911 states and 1805 transitions. [2021-11-21 05:36:26,599 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1805 transitions. [2021-11-21 05:36:26,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:36:26,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:26,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:26,636 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 0 proven. 141 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:36:28,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1805 states to 912 states and 1805 transitions. [2021-11-21 05:36:28,532 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1805 transitions. [2021-11-21 05:36:28,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:36:28,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:28,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:28,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:28,572 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 152 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.