./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label02.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0f41b7d074691792fd10e7dba36f11652ac022c2313237070654cd8c5fa3312 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:28:41,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:28:41,956 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:28:42,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:28:42,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:28:42,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:28:42,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:28:42,010 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:28:42,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:28:42,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:28:42,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:28:42,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:28:42,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:28:42,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:28:42,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:28:42,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:28:42,025 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:28:42,028 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:28:42,030 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:28:42,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:28:42,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:28:42,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:28:42,047 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:28:42,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:28:42,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:28:42,060 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:28:42,062 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:28:42,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:28:42,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:28:42,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:28:42,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:28:42,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:28:42,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:28:42,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:28:42,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:28:42,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:28:42,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:28:42,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:28:42,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:28:42,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:28:42,076 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:28:42,077 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:28:42,123 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:28:42,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:28:42,125 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:28:42,125 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:28:42,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:28:42,127 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:28:42,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:28:42,128 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:28:42,128 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:28:42,128 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:28:42,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:28:42,129 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:28:42,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:28:42,130 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:28:42,130 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:28:42,130 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:28:42,130 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:28:42,130 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:28:42,131 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:28:42,131 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:28:42,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:28:42,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:28:42,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:28:42,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:28:42,132 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:28:42,132 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:28:42,132 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:28:42,133 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:28:42,133 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_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0f41b7d074691792fd10e7dba36f11652ac022c2313237070654cd8c5fa3312 [2021-11-23 00:28:42,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:28:42,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:28:42,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:28:42,524 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:28:42,525 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:28:42,527 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2021-11-23 00:28:42,606 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/data/27f91d787/66a550d912d046fda6d84790caa1ff5e/FLAGd99ea3d49 [2021-11-23 00:28:43,260 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:28:43,261 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/sv-benchmarks/c/eca-rers2012/Problem01_label02.c [2021-11-23 00:28:43,273 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/data/27f91d787/66a550d912d046fda6d84790caa1ff5e/FLAGd99ea3d49 [2021-11-23 00:28:43,534 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/data/27f91d787/66a550d912d046fda6d84790caa1ff5e [2021-11-23 00:28:43,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:28:43,538 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:28:43,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:28:43,541 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:28:43,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:28:43,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:28:43" (1/1) ... [2021-11-23 00:28:43,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21dc59eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:43, skipping insertion in model container [2021-11-23 00:28:43,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:28:43" (1/1) ... [2021-11-23 00:28:43,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:28:43,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:28:43,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/sv-benchmarks/c/eca-rers2012/Problem01_label02.c[16747,16760] [2021-11-23 00:28:43,989 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:28:43,998 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:28:44,115 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/sv-benchmarks/c/eca-rers2012/Problem01_label02.c[16747,16760] [2021-11-23 00:28:44,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:28:44,162 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:28:44,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44 WrapperNode [2021-11-23 00:28:44,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:28:44,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:28:44,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:28:44,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:28:44,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,251 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 00:28:44,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:28:44,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:28:44,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:28:44,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:28:44,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,272 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,297 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:28:44,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:28:44,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:28:44,319 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:28:44,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:28:44" (1/1) ... [2021-11-23 00:28:44,334 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:28:44,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:28:44,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:28:44,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:28:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:28:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:28:44,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:28:44,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:28:44,565 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:28:44,567 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:28:45,528 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:28:45,671 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:28:45,671 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:28:45,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:45 BoogieIcfgContainer [2021-11-23 00:28:45,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:28:45,675 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:28:45,675 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:28:45,686 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:28:45,686 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:45" (1/1) ... [2021-11-23 00:28:45,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:28:45,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-23 00:28:45,794 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-23 00:28:45,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:28:45,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:46,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:46,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:46,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 145 states and 237 transitions. [2021-11-23 00:28:46,740 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 237 transitions. [2021-11-23 00:28:46,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:28:46,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:46,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:46,903 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:47,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:47,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 146 states and 238 transitions. [2021-11-23 00:28:47,162 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 238 transitions. [2021-11-23 00:28:47,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 00:28:47,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:47,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:47,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:47,211 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:47,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 151 states and 245 transitions. [2021-11-23 00:28:47,293 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 245 transitions. [2021-11-23 00:28:47,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:28:47,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:47,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:47,430 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:48,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 227 states and 327 transitions. [2021-11-23 00:28:48,081 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 327 transitions. [2021-11-23 00:28:48,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:28:48,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:48,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 239 states and 342 transitions. [2021-11-23 00:28:48,398 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 342 transitions. [2021-11-23 00:28:48,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:28:48,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:48,455 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:48,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 251 states and 360 transitions. [2021-11-23 00:28:48,855 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 360 transitions. [2021-11-23 00:28:48,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:28:48,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:48,904 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:49,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 257 states and 366 transitions. [2021-11-23 00:28:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 366 transitions. [2021-11-23 00:28:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 00:28:49,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:49,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:49,160 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:49,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:49,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 270 states and 381 transitions. [2021-11-23 00:28:49,362 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 381 transitions. [2021-11-23 00:28:49,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:28:49,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:49,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:49,446 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:49,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:49,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 290 states and 408 transitions. [2021-11-23 00:28:49,930 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 408 transitions. [2021-11-23 00:28:49,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 00:28:49,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:49,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:49,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:49,979 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:50,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:50,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 298 states and 423 transitions. [2021-11-23 00:28:50,295 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 423 transitions. [2021-11-23 00:28:50,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:28:50,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:50,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,333 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:50,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:50,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 311 states and 439 transitions. [2021-11-23 00:28:50,788 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 439 transitions. [2021-11-23 00:28:50,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:28:50,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:50,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,824 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:50,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:50,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 316 states and 444 transitions. [2021-11-23 00:28:50,972 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 444 transitions. [2021-11-23 00:28:50,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:28:50,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:50,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:51,007 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:51,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:51,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 320 states and 448 transitions. [2021-11-23 00:28:51,044 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 448 transitions. [2021-11-23 00:28:51,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:28:51,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:51,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:51,073 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:51,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:51,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 321 states and 451 transitions. [2021-11-23 00:28:51,252 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 451 transitions. [2021-11-23 00:28:51,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 00:28:51,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:51,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:51,305 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:51,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:51,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 326 states and 457 transitions. [2021-11-23 00:28:51,474 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 457 transitions. [2021-11-23 00:28:51,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 00:28:51,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:51,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:51,557 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:51,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:51,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 335 states and 469 transitions. [2021-11-23 00:28:51,938 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 469 transitions. [2021-11-23 00:28:51,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:28:51,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:51,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:51,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:51,972 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:52,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:52,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 349 states and 485 transitions. [2021-11-23 00:28:52,130 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 485 transitions. [2021-11-23 00:28:52,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 00:28:52,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:52,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:52,166 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:52,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:52,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 351 states and 488 transitions. [2021-11-23 00:28:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 488 transitions. [2021-11-23 00:28:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:28:52,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:52,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:52,378 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:52,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:52,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 365 states and 503 transitions. [2021-11-23 00:28:52,565 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 503 transitions. [2021-11-23 00:28:52,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 00:28:52,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:52,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:28:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:52,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 366 states and 504 transitions. [2021-11-23 00:28:52,678 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 504 transitions. [2021-11-23 00:28:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:28:52,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:52,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:52,711 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:28:53,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:53,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 381 states and 522 transitions. [2021-11-23 00:28:53,070 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 522 transitions. [2021-11-23 00:28:53,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 00:28:53,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:53,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:53,129 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:53,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:53,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 395 states and 536 transitions. [2021-11-23 00:28:53,219 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 536 transitions. [2021-11-23 00:28:53,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:28:53,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:53,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:53,266 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:53,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:53,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 409 states and 552 transitions. [2021-11-23 00:28:53,429 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 552 transitions. [2021-11-23 00:28:53,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:28:53,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:53,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:53,477 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:53,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:53,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 437 states and 583 transitions. [2021-11-23 00:28:53,998 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 583 transitions. [2021-11-23 00:28:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:28:53,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:54,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:54,087 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 471 states and 635 transitions. [2021-11-23 00:28:55,106 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 635 transitions. [2021-11-23 00:28:55,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:28:55,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:55,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:55,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:55,151 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:55,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:55,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 483 states and 649 transitions. [2021-11-23 00:28:55,756 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 649 transitions. [2021-11-23 00:28:55,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:28:55,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:55,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:55,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:55,847 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:56,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:56,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 484 states and 651 transitions. [2021-11-23 00:28:56,094 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 651 transitions. [2021-11-23 00:28:56,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:28:56,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:56,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:56,131 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:56,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 506 states and 675 transitions. [2021-11-23 00:28:56,697 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 675 transitions. [2021-11-23 00:28:56,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:28:56,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:56,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:56,740 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:28:56,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:56,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 516 states and 685 transitions. [2021-11-23 00:28:56,957 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 685 transitions. [2021-11-23 00:28:56,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:28:56,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:56,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:56,996 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:28:57,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 519 states and 688 transitions. [2021-11-23 00:28:57,212 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 688 transitions. [2021-11-23 00:28:57,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:28:57,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:57,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:57,264 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-23 00:28:57,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:57,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 520 states and 689 transitions. [2021-11-23 00:28:57,381 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 689 transitions. [2021-11-23 00:28:57,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 00:28:57,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:57,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:57,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:57,421 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:28:57,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:57,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 547 states and 717 transitions. [2021-11-23 00:28:57,604 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 717 transitions. [2021-11-23 00:28:57,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:28:57,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:57,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:57,786 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:59,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:59,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 586 states and 765 transitions. [2021-11-23 00:28:59,407 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 765 transitions. [2021-11-23 00:28:59,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:28:59,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:59,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:59,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:59,454 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:59,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:59,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 603 states and 786 transitions. [2021-11-23 00:28:59,756 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 786 transitions. [2021-11-23 00:28:59,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:28:59,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:59,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:59,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:59,818 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:00,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:00,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 613 states and 795 transitions. [2021-11-23 00:29:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 795 transitions. [2021-11-23 00:29:00,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:29:00,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:00,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:00,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,094 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:00,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:00,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 615 states and 796 transitions. [2021-11-23 00:29:00,296 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 796 transitions. [2021-11-23 00:29:00,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-23 00:29:00,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:00,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,336 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:00,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:00,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 637 states and 820 transitions. [2021-11-23 00:29:00,563 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 820 transitions. [2021-11-23 00:29:00,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:29:00,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:00,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:00,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:29:00,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:00,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 645 states and 828 transitions. [2021-11-23 00:29:00,702 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 828 transitions. [2021-11-23 00:29:00,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:29:00,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:00,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:00,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:00,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 650 states and 834 transitions. [2021-11-23 00:29:00,905 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 834 transitions. [2021-11-23 00:29:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:29:00,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:00,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,959 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:29:01,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:01,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 663 states and 848 transitions. [2021-11-23 00:29:01,213 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 848 transitions. [2021-11-23 00:29:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:29:01,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:01,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:01,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:01,298 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 00:29:02,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:02,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 753 states and 943 transitions. [2021-11-23 00:29:02,037 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 943 transitions. [2021-11-23 00:29:02,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:29:02,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:02,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:02,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:02,155 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:03,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:03,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 803 states and 1007 transitions. [2021-11-23 00:29:03,849 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1007 transitions. [2021-11-23 00:29:03,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:29:03,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:03,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:03,901 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:04,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:04,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 814 states and 1017 transitions. [2021-11-23 00:29:04,350 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 1017 transitions. [2021-11-23 00:29:04,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:29:04,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:04,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:04,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:04,663 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:06,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:06,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 954 states and 1171 transitions. [2021-11-23 00:29:06,308 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1171 transitions. [2021-11-23 00:29:06,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 00:29:06,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:06,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:06,415 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:29:06,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:06,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 989 states and 1209 transitions. [2021-11-23 00:29:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1209 transitions. [2021-11-23 00:29:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:29:06,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:06,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:29:07,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1013 states and 1235 transitions. [2021-11-23 00:29:07,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1013 states and 1235 transitions. [2021-11-23 00:29:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:29:07,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:07,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:07,955 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:29:08,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:08,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1014 states and 1235 transitions. [2021-11-23 00:29:08,245 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1235 transitions. [2021-11-23 00:29:08,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 00:29:08,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:08,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:08,312 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-23 00:29:08,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:08,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1015 states and 1235 transitions. [2021-11-23 00:29:08,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1235 transitions. [2021-11-23 00:29:08,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 00:29:08,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:08,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:08,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:09,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:09,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1054 states and 1293 transitions. [2021-11-23 00:29:09,582 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 1293 transitions. [2021-11-23 00:29:09,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-23 00:29:09,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:09,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:09,649 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:29:10,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:10,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 1081 states and 1325 transitions. [2021-11-23 00:29:10,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1081 states and 1325 transitions. [2021-11-23 00:29:10,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:29:10,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:10,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:10,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:29:11,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 1113 states and 1367 transitions. [2021-11-23 00:29:11,518 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1367 transitions. [2021-11-23 00:29:11,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:29:11,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:29:11,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1372 states to 1118 states and 1372 transitions. [2021-11-23 00:29:11,613 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1372 transitions. [2021-11-23 00:29:11,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:29:11,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,908 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:13,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:13,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1189 states and 1443 transitions. [2021-11-23 00:29:13,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 1443 transitions. [2021-11-23 00:29:13,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:29:13,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:13,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:13,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:13,053 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:29:13,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:13,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1190 states and 1444 transitions. [2021-11-23 00:29:13,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1190 states and 1444 transitions. [2021-11-23 00:29:13,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:29:13,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:13,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:13,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:13,133 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:29:13,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:13,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1191 states and 1445 transitions. [2021-11-23 00:29:13,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1445 transitions. [2021-11-23 00:29:13,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 00:29:13,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:13,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:13,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:13,263 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:29:13,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:13,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1454 states to 1201 states and 1454 transitions. [2021-11-23 00:29:13,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1454 transitions. [2021-11-23 00:29:13,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-23 00:29:13,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:13,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:13,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:13,603 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 00:29:14,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 1217 states and 1472 transitions. [2021-11-23 00:29:14,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1472 transitions. [2021-11-23 00:29:14,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-23 00:29:14,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:14,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:14,193 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 82 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:14,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:14,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1219 states and 1473 transitions. [2021-11-23 00:29:14,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1473 transitions. [2021-11-23 00:29:14,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:29:14,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:14,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:29:15,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1496 states to 1238 states and 1496 transitions. [2021-11-23 00:29:15,535 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 1496 transitions. [2021-11-23 00:29:15,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:29:15,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:15,589 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:29:15,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1248 states and 1505 transitions. [2021-11-23 00:29:15,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 1505 transitions. [2021-11-23 00:29:15,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 00:29:15,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:15,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:15,962 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:29:16,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:16,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1250 states and 1506 transitions. [2021-11-23 00:29:16,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1506 transitions. [2021-11-23 00:29:16,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:29:16,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:16,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:16,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:16,337 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:29:17,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:17,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1289 states and 1551 transitions. [2021-11-23 00:29:17,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 1551 transitions. [2021-11-23 00:29:17,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 00:29:17,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:17,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:17,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:17,963 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 92 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:29:18,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:18,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1296 states and 1558 transitions. [2021-11-23 00:29:18,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1558 transitions. [2021-11-23 00:29:18,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 00:29:18,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:18,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:18,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 94 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:19,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1312 states and 1575 transitions. [2021-11-23 00:29:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1575 transitions. [2021-11-23 00:29:19,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 00:29:19,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:19,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:19,335 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 94 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:19,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:19,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1318 states and 1580 transitions. [2021-11-23 00:29:19,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1318 states and 1580 transitions. [2021-11-23 00:29:19,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 00:29:19,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:19,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:19,678 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:29:20,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:20,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1345 states and 1612 transitions. [2021-11-23 00:29:20,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1612 transitions. [2021-11-23 00:29:20,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:29:20,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:20,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:20,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:20,532 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:29:20,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:20,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1346 states and 1613 transitions. [2021-11-23 00:29:20,570 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1613 transitions. [2021-11-23 00:29:20,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:29:20,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:20,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:20,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:20,619 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:29:20,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:20,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1614 states to 1347 states and 1614 transitions. [2021-11-23 00:29:20,660 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1614 transitions. [2021-11-23 00:29:20,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 00:29:20,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:20,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:20,710 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:29:21,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1357 states and 1623 transitions. [2021-11-23 00:29:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1623 transitions. [2021-11-23 00:29:21,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:29:21,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:21,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:21,168 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:29:22,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:22,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1370 states and 1643 transitions. [2021-11-23 00:29:22,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1643 transitions. [2021-11-23 00:29:22,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:29:22,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:22,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:22,575 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:29:22,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:22,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1375 states and 1650 transitions. [2021-11-23 00:29:22,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1650 transitions. [2021-11-23 00:29:22,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:29:22,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:22,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:22,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:23,016 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:29:23,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:23,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1651 states to 1376 states and 1651 transitions. [2021-11-23 00:29:23,429 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1651 transitions. [2021-11-23 00:29:23,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-23 00:29:23,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:23,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:29:23,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:23,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1381 states and 1656 transitions. [2021-11-23 00:29:23,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1381 states and 1656 transitions. [2021-11-23 00:29:23,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:29:23,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:23,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:23,920 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:29:24,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:24,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1406 states and 1685 transitions. [2021-11-23 00:29:24,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 1685 transitions. [2021-11-23 00:29:24,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 00:29:24,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:24,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:24,940 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 113 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:29:25,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:25,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1689 states to 1412 states and 1689 transitions. [2021-11-23 00:29:25,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1689 transitions. [2021-11-23 00:29:25,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:29:25,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:25,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:25,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:26,011 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:28,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1799 states to 1503 states and 1799 transitions. [2021-11-23 00:29:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1799 transitions. [2021-11-23 00:29:28,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:29:28,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:28,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:28,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1823 states to 1525 states and 1823 transitions. [2021-11-23 00:29:29,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 1823 transitions. [2021-11-23 00:29:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:29:29,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:29,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:29,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:30,073 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:30,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:30,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1834 states to 1533 states and 1834 transitions. [2021-11-23 00:29:30,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 1834 transitions. [2021-11-23 00:29:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-23 00:29:30,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:30,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:30,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:31,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1837 states to 1535 states and 1837 transitions. [2021-11-23 00:29:31,035 INFO L276 IsEmpty]: Start isEmpty. Operand 1535 states and 1837 transitions. [2021-11-23 00:29:31,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-23 00:29:31,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:31,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:31,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:31,093 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-23 00:29:31,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:31,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 1555 states and 1858 transitions. [2021-11-23 00:29:31,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1555 states and 1858 transitions. [2021-11-23 00:29:31,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 00:29:31,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:31,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:31,565 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-23 00:29:32,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:32,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1880 states to 1574 states and 1880 transitions. [2021-11-23 00:29:32,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1574 states and 1880 transitions. [2021-11-23 00:29:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 00:29:32,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:32,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:32,588 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 63 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:35,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:35,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1664 states and 1979 transitions. [2021-11-23 00:29:35,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 1979 transitions. [2021-11-23 00:29:35,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-23 00:29:35,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:35,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:35,381 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:29:36,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1996 states to 1682 states and 1996 transitions. [2021-11-23 00:29:36,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 1996 transitions. [2021-11-23 00:29:36,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-23 00:29:36,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,190 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:29:37,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:37,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2034 states to 1717 states and 2034 transitions. [2021-11-23 00:29:37,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1717 states and 2034 transitions. [2021-11-23 00:29:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-23 00:29:37,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:37,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:29:37,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:37,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2043 states to 1727 states and 2043 transitions. [2021-11-23 00:29:37,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 2043 transitions. [2021-11-23 00:29:37,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-23 00:29:37,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:37,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,487 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:29:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:38,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2060 states to 1739 states and 2060 transitions. [2021-11-23 00:29:38,648 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 2060 transitions. [2021-11-23 00:29:38,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-11-23 00:29:38,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:38,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:38,695 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-23 00:29:39,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2071 states to 1749 states and 2071 transitions. [2021-11-23 00:29:39,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2071 transitions. [2021-11-23 00:29:39,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-23 00:29:39,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,526 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:29:39,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1762 states and 2085 transitions. [2021-11-23 00:29:39,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 2085 transitions. [2021-11-23 00:29:39,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-23 00:29:39,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,834 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 110 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:29:40,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2086 states to 1763 states and 2086 transitions. [2021-11-23 00:29:40,120 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2086 transitions. [2021-11-23 00:29:40,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 00:29:40,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,173 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 00:29:40,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1764 states and 2087 transitions. [2021-11-23 00:29:40,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2087 transitions. [2021-11-23 00:29:40,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 00:29:40,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,258 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-11-23 00:29:40,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 1765 states and 2087 transitions. [2021-11-23 00:29:40,303 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 2087 transitions. [2021-11-23 00:29:40,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-23 00:29:40,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,351 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:29:40,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2088 states to 1767 states and 2088 transitions. [2021-11-23 00:29:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1767 states and 2088 transitions. [2021-11-23 00:29:40,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-23 00:29:40,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,717 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:29:40,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:40,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2096 states to 1776 states and 2096 transitions. [2021-11-23 00:29:40,788 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 2096 transitions. [2021-11-23 00:29:40,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:29:40,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:40,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:40,848 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:29:43,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:43,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2165 states to 1834 states and 2165 transitions. [2021-11-23 00:29:43,641 INFO L276 IsEmpty]: Start isEmpty. Operand 1834 states and 2165 transitions. [2021-11-23 00:29:43,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 00:29:43,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:43,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:43,777 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:29:44,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:44,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 1852 states and 2182 transitions. [2021-11-23 00:29:44,741 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2182 transitions. [2021-11-23 00:29:44,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-11-23 00:29:44,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:44,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:44,781 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 00:29:45,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:45,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2208 states to 1876 states and 2208 transitions. [2021-11-23 00:29:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1876 states and 2208 transitions. [2021-11-23 00:29:45,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-23 00:29:45,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:45,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:45,737 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 126 proven. 69 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-23 00:29:49,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:49,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2381 states to 2014 states and 2381 transitions. [2021-11-23 00:29:49,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2014 states and 2381 transitions. [2021-11-23 00:29:49,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-11-23 00:29:49,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:49,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:49,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:49,924 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-23 00:29:50,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:50,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2015 states and 2386 transitions. [2021-11-23 00:29:50,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2015 states and 2386 transitions. [2021-11-23 00:29:50,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 00:29:50,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:50,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:50,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:50,572 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-23 00:29:51,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:51,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2427 states to 2052 states and 2427 transitions. [2021-11-23 00:29:51,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2052 states and 2427 transitions. [2021-11-23 00:29:51,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-23 00:29:51,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:51,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:51,386 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 00:29:51,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:51,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2442 states to 2068 states and 2442 transitions. [2021-11-23 00:29:51,738 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2442 transitions. [2021-11-23 00:29:51,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-23 00:29:51,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:51,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:51,806 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 00:29:52,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:52,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2454 states to 2078 states and 2454 transitions. [2021-11-23 00:29:52,288 INFO L276 IsEmpty]: Start isEmpty. Operand 2078 states and 2454 transitions. [2021-11-23 00:29:52,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2021-11-23 00:29:52,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:52,290 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:52,355 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 00:29:52,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2464 states to 2088 states and 2464 transitions. [2021-11-23 00:29:52,500 INFO L276 IsEmpty]: Start isEmpty. Operand 2088 states and 2464 transitions. [2021-11-23 00:29:52,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-23 00:29:52,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:52,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:52,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:53,136 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 201 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:57,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:57,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2175 states and 2562 transitions. [2021-11-23 00:29:57,185 INFO L276 IsEmpty]: Start isEmpty. Operand 2175 states and 2562 transitions. [2021-11-23 00:29:57,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:29:57,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:57,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:57,255 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-23 00:29:59,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2580 states to 2188 states and 2580 transitions. [2021-11-23 00:29:59,354 INFO L276 IsEmpty]: Start isEmpty. Operand 2188 states and 2580 transitions. [2021-11-23 00:29:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:29:59,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:59,421 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-23 00:29:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2588 states to 2193 states and 2588 transitions. [2021-11-23 00:29:59,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2193 states and 2588 transitions. [2021-11-23 00:29:59,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:29:59,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:00,019 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-23 00:30:01,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:01,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2200 states and 2596 transitions. [2021-11-23 00:30:01,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2200 states and 2596 transitions. [2021-11-23 00:30:01,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:30:01,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:01,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:01,092 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-23 00:30:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 2201 states and 2597 transitions. [2021-11-23 00:30:01,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2201 states and 2597 transitions. [2021-11-23 00:30:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2021-11-23 00:30:01,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:01,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:01,809 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-23 00:30:02,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:02,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 2206 states and 2603 transitions. [2021-11-23 00:30:02,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2206 states and 2603 transitions. [2021-11-23 00:30:02,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:30:02,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:02,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:02,328 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 174 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:30:03,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2618 states to 2218 states and 2618 transitions. [2021-11-23 00:30:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 2618 transitions. [2021-11-23 00:30:03,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:30:03,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:03,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:03,491 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 174 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:30:04,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:04,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2225 states and 2626 transitions. [2021-11-23 00:30:04,419 INFO L276 IsEmpty]: Start isEmpty. Operand 2225 states and 2626 transitions. [2021-11-23 00:30:04,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:30:04,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:04,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:04,468 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 174 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:30:04,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:04,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2230 states and 2630 transitions. [2021-11-23 00:30:04,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2230 states and 2630 transitions. [2021-11-23 00:30:04,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2021-11-23 00:30:04,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:04,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:04,978 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 174 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:30:05,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:05,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 2235 states and 2635 transitions. [2021-11-23 00:30:05,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2235 states and 2635 transitions. [2021-11-23 00:30:05,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-23 00:30:05,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:05,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:05,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:05,817 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-11-23 00:30:06,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:06,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2635 states to 2236 states and 2635 transitions. [2021-11-23 00:30:06,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2236 states and 2635 transitions. [2021-11-23 00:30:06,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-23 00:30:06,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:06,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:06,372 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 176 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:30:09,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:09,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2671 states to 2266 states and 2671 transitions. [2021-11-23 00:30:09,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2266 states and 2671 transitions. [2021-11-23 00:30:09,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-23 00:30:09,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:09,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:09,927 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 176 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:30:10,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:10,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2677 states to 2273 states and 2677 transitions. [2021-11-23 00:30:10,728 INFO L276 IsEmpty]: Start isEmpty. Operand 2273 states and 2677 transitions. [2021-11-23 00:30:10,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-11-23 00:30:10,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:10,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:10,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:10,811 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 176 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:30:11,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:11,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2681 states to 2278 states and 2681 transitions. [2021-11-23 00:30:11,327 INFO L276 IsEmpty]: Start isEmpty. Operand 2278 states and 2681 transitions. [2021-11-23 00:30:11,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-23 00:30:11,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:11,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:11,572 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 177 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:30:15,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:15,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2318 states and 2727 transitions. [2021-11-23 00:30:15,502 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 2727 transitions. [2021-11-23 00:30:15,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-23 00:30:15,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:15,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:15,582 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 177 proven. 46 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 00:30:15,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:15,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2283 states and 2689 transitions. [2021-11-23 00:30:15,741 INFO L276 IsEmpty]: Start isEmpty. Operand 2283 states and 2689 transitions. [2021-11-23 00:30:15,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-23 00:30:15,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:15,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:15,801 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:30:16,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:16,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 2297 states and 2702 transitions. [2021-11-23 00:30:16,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2702 transitions. [2021-11-23 00:30:16,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-23 00:30:16,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:16,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:17,423 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 150 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:21,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:21,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2329 states and 2763 transitions. [2021-11-23 00:30:21,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2329 states and 2763 transitions. [2021-11-23 00:30:21,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-23 00:30:21,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:21,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:21,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:21,782 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 150 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:22,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2336 states and 2770 transitions. [2021-11-23 00:30:22,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2770 transitions. [2021-11-23 00:30:22,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-11-23 00:30:22,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:22,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:22,886 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 150 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:23,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:23,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2337 states and 2770 transitions. [2021-11-23 00:30:23,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2337 states and 2770 transitions. [2021-11-23 00:30:23,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:30:23,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:23,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:23,459 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-23 00:30:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:24,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2821 states to 2385 states and 2821 transitions. [2021-11-23 00:30:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 2821 transitions. [2021-11-23 00:30:24,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-11-23 00:30:24,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:24,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2021-11-23 00:30:25,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:25,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2827 states to 2390 states and 2827 transitions. [2021-11-23 00:30:25,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 2827 transitions. [2021-11-23 00:30:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:30:25,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:25,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:25,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:25,274 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 00:30:26,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2401 states and 2838 transitions. [2021-11-23 00:30:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2401 states and 2838 transitions. [2021-11-23 00:30:26,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2021-11-23 00:30:26,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:26,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:26,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:26,441 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2021-11-23 00:30:26,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:26,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2411 states and 2847 transitions. [2021-11-23 00:30:26,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 2847 transitions. [2021-11-23 00:30:26,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-11-23 00:30:26,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:26,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:26,741 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 168 proven. 92 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:30:29,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:29,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2945 states to 2500 states and 2945 transitions. [2021-11-23 00:30:29,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2500 states and 2945 transitions. [2021-11-23 00:30:29,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 00:30:29,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:29,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:29,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:29,301 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-11-23 00:30:30,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:30,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2507 states and 2954 transitions. [2021-11-23 00:30:30,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2507 states and 2954 transitions. [2021-11-23 00:30:30,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 00:30:30,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:30,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:30,716 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-11-23 00:30:32,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:32,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2968 states to 2519 states and 2968 transitions. [2021-11-23 00:30:32,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2519 states and 2968 transitions. [2021-11-23 00:30:32,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-11-23 00:30:32,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:32,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:32,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:32,304 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2021-11-23 00:30:32,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:32,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2524 states and 2974 transitions. [2021-11-23 00:30:32,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2524 states and 2974 transitions. [2021-11-23 00:30:32,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-23 00:30:32,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:32,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:32,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:32,622 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 167 proven. 85 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:30:33,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2996 states to 2542 states and 2996 transitions. [2021-11-23 00:30:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 2996 transitions. [2021-11-23 00:30:33,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-23 00:30:33,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:33,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:33,798 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 167 proven. 85 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:30:34,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:34,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 2548 states and 3001 transitions. [2021-11-23 00:30:34,359 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 3001 transitions. [2021-11-23 00:30:34,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-23 00:30:34,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:34,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:34,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:35,581 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 200 proven. 64 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:30:40,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:40,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3078 states to 2604 states and 3078 transitions. [2021-11-23 00:30:40,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 3078 transitions. [2021-11-23 00:30:40,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-23 00:30:40,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:40,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:40,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:40,939 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 200 proven. 64 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:30:43,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:43,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3110 states to 2630 states and 3110 transitions. [2021-11-23 00:30:43,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 3110 transitions. [2021-11-23 00:30:43,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-23 00:30:43,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:43,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:43,665 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 200 proven. 64 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:30:45,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:45,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3123 states to 2640 states and 3123 transitions. [2021-11-23 00:30:45,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 3123 transitions. [2021-11-23 00:30:45,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-23 00:30:45,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:45,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:45,814 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 200 proven. 64 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:30:47,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:47,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3133 states to 2650 states and 3133 transitions. [2021-11-23 00:30:47,231 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 3133 transitions. [2021-11-23 00:30:47,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-11-23 00:30:47,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:47,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:47,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:47,369 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 200 proven. 64 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:30:48,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:48,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 2652 states and 3134 transitions. [2021-11-23 00:30:48,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2652 states and 3134 transitions. [2021-11-23 00:30:48,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-23 00:30:48,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:48,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:48,171 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 160 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-11-23 00:30:49,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3163 states to 2677 states and 3163 transitions. [2021-11-23 00:30:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2677 states and 3163 transitions. [2021-11-23 00:30:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 00:30:49,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:49,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 162 proven. 103 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-11-23 00:30:53,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:53,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 2788 states and 3288 transitions. [2021-11-23 00:30:53,657 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 3288 transitions. [2021-11-23 00:30:53,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 00:30:53,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:53,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:53,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:53,912 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 163 proven. 106 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-23 00:30:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3423 states to 2900 states and 3423 transitions. [2021-11-23 00:30:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2900 states and 3423 transitions. [2021-11-23 00:30:57,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 00:30:57,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:57,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:57,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:57,598 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 66 proven. 208 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:31:02,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:02,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3487 states to 2955 states and 3487 transitions. [2021-11-23 00:31:02,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2955 states and 3487 transitions. [2021-11-23 00:31:02,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:31:02,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:02,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:31:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3516 states to 2976 states and 3516 transitions. [2021-11-23 00:31:04,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3516 transitions. [2021-11-23 00:31:04,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:31:04,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:04,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:04,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:04,382 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:31:05,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:05,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 2993 states and 3532 transitions. [2021-11-23 00:31:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2993 states and 3532 transitions. [2021-11-23 00:31:05,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-11-23 00:31:05,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:05,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:05,255 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 267 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 00:31:06,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:06,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3005 states and 3545 transitions. [2021-11-23 00:31:06,037 INFO L276 IsEmpty]: Start isEmpty. Operand 3005 states and 3545 transitions. [2021-11-23 00:31:06,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:31:06,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:06,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,149 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 66 proven. 211 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:31:09,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:09,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 3034 states and 3580 transitions. [2021-11-23 00:31:09,625 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 3580 transitions. [2021-11-23 00:31:09,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:31:09,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:09,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:09,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:10,001 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:31:14,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:14,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3061 states and 3627 transitions. [2021-11-23 00:31:14,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3627 transitions. [2021-11-23 00:31:14,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:31:14,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:14,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:14,913 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:31:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:18,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3661 states to 3087 states and 3661 transitions. [2021-11-23 00:31:18,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 3661 transitions. [2021-11-23 00:31:18,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:31:18,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:18,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:18,584 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:31:19,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 3093 states and 3666 transitions. [2021-11-23 00:31:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 3093 states and 3666 transitions. [2021-11-23 00:31:19,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 00:31:19,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:19,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:19,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:19,339 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:31:20,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3106 states and 3681 transitions. [2021-11-23 00:31:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3106 states and 3681 transitions. [2021-11-23 00:31:20,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 00:31:20,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:20,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:20,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,868 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 169 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-11-23 00:31:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3711 states to 3135 states and 3711 transitions. [2021-11-23 00:31:22,287 INFO L276 IsEmpty]: Start isEmpty. Operand 3135 states and 3711 transitions. [2021-11-23 00:31:22,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:31:22,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:31:25,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:25,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3750 states to 3170 states and 3750 transitions. [2021-11-23 00:31:25,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 3750 transitions. [2021-11-23 00:31:25,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:31:25,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:25,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:25,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:25,824 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:31:26,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:26,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3753 states to 3172 states and 3753 transitions. [2021-11-23 00:31:26,822 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 3753 transitions. [2021-11-23 00:31:26,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:31:26,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:26,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:26,962 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:31:27,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:27,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 3178 states and 3758 transitions. [2021-11-23 00:31:27,963 INFO L276 IsEmpty]: Start isEmpty. Operand 3178 states and 3758 transitions. [2021-11-23 00:31:27,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:31:27,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:27,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:31:29,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:29,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 3184 states and 3763 transitions. [2021-11-23 00:31:29,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 3763 transitions. [2021-11-23 00:31:29,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:31:29,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:29,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:29,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:29,285 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 00:31:30,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 3192 states and 3769 transitions. [2021-11-23 00:31:31,000 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 3769 transitions. [2021-11-23 00:31:31,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 00:31:31,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,135 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 67 proven. 215 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:31:31,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3775 states to 3198 states and 3775 transitions. [2021-11-23 00:31:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 3775 transitions. [2021-11-23 00:31:31,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:31:31,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,935 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 300 proven. 116 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:31:32,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:32,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3789 states to 3210 states and 3789 transitions. [2021-11-23 00:31:32,916 INFO L276 IsEmpty]: Start isEmpty. Operand 3210 states and 3789 transitions. [2021-11-23 00:31:32,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 00:31:32,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:32,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:32,975 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 176 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-11-23 00:31:33,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:33,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3812 states to 3233 states and 3812 transitions. [2021-11-23 00:31:33,750 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 3812 transitions. [2021-11-23 00:31:33,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-11-23 00:31:33,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:33,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:34,046 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 218 proven. 67 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:31:39,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:39,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3296 states and 3888 transitions. [2021-11-23 00:31:39,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3296 states and 3888 transitions. [2021-11-23 00:31:39,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 00:31:39,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:39,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:39,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:39,587 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 69 proven. 246 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-23 00:31:40,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:40,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3906 states to 3311 states and 3906 transitions. [2021-11-23 00:31:40,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3311 states and 3906 transitions. [2021-11-23 00:31:40,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 00:31:40,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:40,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:40,748 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 69 proven. 250 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-23 00:31:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:41,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3313 states and 3908 transitions. [2021-11-23 00:31:41,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3313 states and 3908 transitions. [2021-11-23 00:31:41,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-11-23 00:31:41,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:41,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:41,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:41,374 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 182 proven. 0 refuted. 0 times theorem prover too weak. 206 trivial. 0 not checked. [2021-11-23 00:31:42,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:42,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3335 states and 3929 transitions. [2021-11-23 00:31:42,766 INFO L276 IsEmpty]: Start isEmpty. Operand 3335 states and 3929 transitions. [2021-11-23 00:31:42,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-23 00:31:42,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:42,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:42,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:42,831 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-11-23 00:31:45,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:45,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3949 states to 3354 states and 3949 transitions. [2021-11-23 00:31:45,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3354 states and 3949 transitions. [2021-11-23 00:31:45,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-23 00:31:45,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:45,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:45,345 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-11-23 00:31:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:46,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3956 states to 3360 states and 3956 transitions. [2021-11-23 00:31:46,574 INFO L276 IsEmpty]: Start isEmpty. Operand 3360 states and 3956 transitions. [2021-11-23 00:31:46,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2021-11-23 00:31:46,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:46,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:46,660 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2021-11-23 00:31:47,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:47,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3961 states to 3365 states and 3961 transitions. [2021-11-23 00:31:47,398 INFO L276 IsEmpty]: Start isEmpty. Operand 3365 states and 3961 transitions. [2021-11-23 00:31:47,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 00:31:47,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:47,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:48,650 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 414 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:01,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:01,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4165 states to 3542 states and 4165 transitions. [2021-11-23 00:32:01,632 INFO L276 IsEmpty]: Start isEmpty. Operand 3542 states and 4165 transitions. [2021-11-23 00:32:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 00:32:01,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:01,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:02,268 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 391 proven. 60 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:32:09,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:09,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4249 states to 3607 states and 4249 transitions. [2021-11-23 00:32:09,653 INFO L276 IsEmpty]: Start isEmpty. Operand 3607 states and 4249 transitions. [2021-11-23 00:32:09,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 00:32:09,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:09,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:09,752 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 391 proven. 60 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:32:13,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:13,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4271 states to 3623 states and 4271 transitions. [2021-11-23 00:32:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3623 states and 4271 transitions. [2021-11-23 00:32:13,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 00:32:13,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:13,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:13,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:14,034 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 391 proven. 60 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:32:15,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:15,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4279 states to 3628 states and 4279 transitions. [2021-11-23 00:32:15,096 INFO L276 IsEmpty]: Start isEmpty. Operand 3628 states and 4279 transitions. [2021-11-23 00:32:15,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-11-23 00:32:15,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:15,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:15,339 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 391 proven. 60 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-23 00:32:16,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:16,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4289 states to 3638 states and 4289 transitions. [2021-11-23 00:32:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 3638 states and 4289 transitions. [2021-11-23 00:32:16,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:16,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:16,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:16,161 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:17,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:17,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4302 states to 3649 states and 4302 transitions. [2021-11-23 00:32:17,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3649 states and 4302 transitions. [2021-11-23 00:32:17,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:17,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:17,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:17,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:22,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:22,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 3671 states and 4333 transitions. [2021-11-23 00:32:22,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3671 states and 4333 transitions. [2021-11-23 00:32:22,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:22,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:22,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:22,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:22,921 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:23,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4338 states to 3676 states and 4338 transitions. [2021-11-23 00:32:23,640 INFO L276 IsEmpty]: Start isEmpty. Operand 3676 states and 4338 transitions. [2021-11-23 00:32:23,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:23,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:23,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:23,699 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:26,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:26,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4350 states to 3687 states and 4350 transitions. [2021-11-23 00:32:26,099 INFO L276 IsEmpty]: Start isEmpty. Operand 3687 states and 4350 transitions. [2021-11-23 00:32:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:26,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:26,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:26,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:26,156 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:29,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:29,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4355 states to 3692 states and 4355 transitions. [2021-11-23 00:32:29,626 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 4355 transitions. [2021-11-23 00:32:29,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:29,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:29,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:29,704 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:30,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:30,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4365 states to 3702 states and 4365 transitions. [2021-11-23 00:32:30,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3702 states and 4365 transitions. [2021-11-23 00:32:30,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:30,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:30,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:30,487 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:31,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:31,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4371 states to 3708 states and 4371 transitions. [2021-11-23 00:32:31,103 INFO L276 IsEmpty]: Start isEmpty. Operand 3708 states and 4371 transitions. [2021-11-23 00:32:31,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:31,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:31,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:31,162 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:31,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:31,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4394 states to 3731 states and 4394 transitions. [2021-11-23 00:32:31,619 INFO L276 IsEmpty]: Start isEmpty. Operand 3731 states and 4394 transitions. [2021-11-23 00:32:31,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:31,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:31,622 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:31,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:34,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:34,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4407 states to 3744 states and 4407 transitions. [2021-11-23 00:32:34,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3744 states and 4407 transitions. [2021-11-23 00:32:34,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:34,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:34,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:34,212 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:36,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:36,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4414 states to 3750 states and 4414 transitions. [2021-11-23 00:32:36,270 INFO L276 IsEmpty]: Start isEmpty. Operand 3750 states and 4414 transitions. [2021-11-23 00:32:36,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-11-23 00:32:36,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:36,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:36,338 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 200 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-11-23 00:32:37,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:37,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4419 states to 3755 states and 4419 transitions. [2021-11-23 00:32:37,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3755 states and 4419 transitions. [2021-11-23 00:32:37,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2021-11-23 00:32:37,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:37,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:37,170 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-23 00:32:37,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:37,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4420 states to 3756 states and 4420 transitions. [2021-11-23 00:32:37,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3756 states and 4420 transitions. [2021-11-23 00:32:37,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2021-11-23 00:32:37,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:37,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:38,469 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 334 proven. 153 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-11-23 00:32:45,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4581 states to 3903 states and 4581 transitions. [2021-11-23 00:32:45,026 INFO L276 IsEmpty]: Start isEmpty. Operand 3903 states and 4581 transitions. [2021-11-23 00:32:45,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-11-23 00:32:45,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,094 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 246 proven. 139 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2021-11-23 00:32:45,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4583 states to 3904 states and 4583 transitions. [2021-11-23 00:32:45,784 INFO L276 IsEmpty]: Start isEmpty. Operand 3904 states and 4583 transitions. [2021-11-23 00:32:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2021-11-23 00:32:45,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:46,095 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 324 proven. 186 refuted. 0 times theorem prover too weak. 313 trivial. 0 not checked. [2021-11-23 00:32:47,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4501 states to 3831 states and 4501 transitions. [2021-11-23 00:32:47,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 4501 transitions. [2021-11-23 00:32:47,057 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:32:47,057 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 186 iterations. [2021-11-23 00:32:47,070 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 00:33:07,945 INFO L560 CodeCheckObserver]: Invariant with dag size 31 [2021-11-23 00:33:07,957 INFO L560 CodeCheckObserver]: Invariant with dag size 31 [2021-11-23 00:33:07,958 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 00:33:07,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:33:07 ImpRootNode [2021-11-23 00:33:07,959 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:33:07,960 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:33:07,960 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:33:07,960 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:33:07,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:28:45" (3/4) ... [2021-11-23 00:33:07,963 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:33:07,985 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2021-11-23 00:33:07,987 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-23 00:33:07,988 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-23 00:33:07,990 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:33:08,132 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:33:08,133 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:33:08,134 INFO L158 Benchmark]: Toolchain (without parser) took 264595.42ms. Allocated memory was 94.4MB in the beginning and 5.0GB in the end (delta: 4.9GB). Free memory was 57.8MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 732.9MB. Max. memory is 16.1GB. [2021-11-23 00:33:08,134 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 65.2MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:33:08,135 INFO L158 Benchmark]: CACSL2BoogieTranslator took 622.09ms. Allocated memory is still 94.4MB. Free memory was 57.5MB in the beginning and 53.0MB in the end (delta: 4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 00:33:08,135 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.78ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 47.3MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 00:33:08,136 INFO L158 Benchmark]: Boogie Preprocessor took 65.28ms. Allocated memory is still 94.4MB. Free memory was 47.3MB in the beginning and 43.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:33:08,136 INFO L158 Benchmark]: RCFGBuilder took 1355.40ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 43.1MB in the beginning and 56.0MB in the end (delta: -13.0MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2021-11-23 00:33:08,137 INFO L158 Benchmark]: CodeCheck took 262284.31ms. Allocated memory was 113.2MB in the beginning and 5.0GB in the end (delta: 4.9GB). Free memory was 56.0MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 841.7MB. Max. memory is 16.1GB. [2021-11-23 00:33:08,137 INFO L158 Benchmark]: Witness Printer took 173.22ms. Allocated memory is still 5.0GB. Free memory was 4.3GB in the beginning and 4.3GB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 00:33:08,140 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 241.3s, OverallIterations: 186, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 754234 SdHoareTripleChecker+Valid, 1551.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 748343 mSDsluCounter, 115709 SdHoareTripleChecker+Invalid, 1291.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 99372 mSDsCounter, 153233 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1580368 IncrementalHoareTripleChecker+Invalid, 1733601 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 153233 mSolverCounterUnsat, 16337 mSDtfsCounter, 1580368 mSolverCounterSat, 9.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 234478 GetRequests, 224505 SyntacticMatches, 8293 SemanticMatches, 1680 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1785991 ImplicationChecksByTransitivity, 198.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.7s SsaConstructionTime, 2.7s SatisfiabilityAnalysisTime, 17.2s InterpolantComputationTime, 34637 NumberOfCodeBlocks, 34637 NumberOfCodeBlocksAsserted, 185 NumberOfCheckSat, 34452 ConstructedInterpolants, 0 QuantifiedInterpolants, 176595 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 185 InterpolantComputations, 132 PerfectInterpolantSequences, 35611/40508 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 456]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((((((((!(a20 == 1) && a12 == 8) && 14 == a8) && a16 == 4) || !(a21 == 1)) || (((a12 == 8 && !(a7 == 1)) && a8 == 13) && a16 == 4)) || (((a12 == 8 && 14 == a8) && !(a7 == 1)) && a16 == 4)) || 5 <= a16) || a17 == 1) || 15 <= a8 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((((((!(a20 == 1) && a12 == 8) && 14 == a8) && a16 == 4) || !(a21 == 1)) || (((a12 == 8 && !(a7 == 1)) && a8 == 13) && a16 == 4)) || (((a12 == 8 && 14 == a8) && !(a7 == 1)) && a16 == 4)) || 5 <= a16) || a17 == 1) || 15 <= a8 - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 94.4MB. Free memory was 65.2MB in the beginning and 65.2MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 622.09ms. Allocated memory is still 94.4MB. Free memory was 57.5MB in the beginning and 53.0MB in the end (delta: 4.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.78ms. Allocated memory is still 94.4MB. Free memory was 53.0MB in the beginning and 47.3MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.28ms. Allocated memory is still 94.4MB. Free memory was 47.3MB in the beginning and 43.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1355.40ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 43.1MB in the beginning and 56.0MB in the end (delta: -13.0MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * CodeCheck took 262284.31ms. Allocated memory was 113.2MB in the beginning and 5.0GB in the end (delta: 4.9GB). Free memory was 56.0MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 841.7MB. Max. memory is 16.1GB. * Witness Printer took 173.22ms. Allocated memory is still 5.0GB. Free memory was 4.3GB in the beginning and 4.3GB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:33:08,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_236ca00e-9a77-431c-bd25-124d4f6b9b5b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE