./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.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_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/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_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/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_071cb08e-a358-4453-a90e-916fb847cc6f/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 ee7efdbf8e082fecbcf7a0b7187f01592d4dffd310592a1175678347e3e281b9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:24:40,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:24:40,180 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:24:40,232 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:24:40,233 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:24:40,235 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:24:40,238 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:24:40,242 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:24:40,245 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:24:40,250 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:24:40,251 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:24:40,253 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:24:40,253 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:24:40,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:24:40,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:24:40,262 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:24:40,264 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:24:40,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:24:40,267 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:24:40,274 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:24:40,278 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:24:40,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:24:40,283 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:24:40,284 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:24:40,292 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:24:40,292 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:24:40,293 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:24:40,294 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:24:40,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:24:40,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:24:40,296 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:24:40,297 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:24:40,298 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:24:40,298 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:24:40,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:24:40,300 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:24:40,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:24:40,301 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:24:40,301 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:24:40,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:24:40,302 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:24:40,303 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:24:40,329 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:24:40,329 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:24:40,330 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:24:40,330 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:24:40,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:24:40,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:24:40,332 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:24:40,332 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:24:40,332 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:24:40,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:24:40,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:24:40,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:24:40,333 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:24:40,333 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:24:40,333 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:24:40,333 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:24:40,333 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:24:40,334 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:24:40,334 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:24:40,334 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:24:40,334 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:24:40,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:40,335 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:24:40,335 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:24:40,335 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:24:40,335 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:24:40,335 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:24:40,336 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:24:40,336 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_071cb08e-a358-4453-a90e-916fb847cc6f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee7efdbf8e082fecbcf7a0b7187f01592d4dffd310592a1175678347e3e281b9 [2021-11-23 00:24:40,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:24:40,711 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:24:40,714 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:24:40,715 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:24:40,716 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:24:40,719 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c [2021-11-23 00:24:40,801 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/data/839be362f/15aceb0fb9f94e42a6daabec69f10dc8/FLAG2ee51c8a6 [2021-11-23 00:24:41,363 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:24:41,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c [2021-11-23 00:24:41,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/data/839be362f/15aceb0fb9f94e42a6daabec69f10dc8/FLAG2ee51c8a6 [2021-11-23 00:24:41,730 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/data/839be362f/15aceb0fb9f94e42a6daabec69f10dc8 [2021-11-23 00:24:41,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:24:41,735 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:24:41,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:41,737 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:24:41,740 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:24:41,741 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:41" (1/1) ... [2021-11-23 00:24:41,742 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a39a51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:41, skipping insertion in model container [2021-11-23 00:24:41,743 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:24:41" (1/1) ... [2021-11-23 00:24:41,750 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:24:41,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:24:41,974 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_071cb08e-a358-4453-a90e-916fb847cc6f/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c[535,548] [2021-11-23 00:24:41,995 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:42,003 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:24:42,015 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_071cb08e-a358-4453-a90e-916fb847cc6f/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound5.c[535,548] [2021-11-23 00:24:42,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:24:42,049 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:24:42,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42 WrapperNode [2021-11-23 00:24:42,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:24:42,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:42,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:24:42,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:24:42,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,065 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,084 INFO L137 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56 [2021-11-23 00:24:42,085 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:24:42,086 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:24:42,086 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:24:42,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:24:42,094 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,100 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,104 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:24:42,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:24:42,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:24:42,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:24:42,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,117 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:24:42,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:24:42,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:24:42,144 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_071cb08e-a358-4453-a90e-916fb847cc6f/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:24:42,181 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:24:42,182 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 00:24:42,182 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 00:24:42,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:24:42,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:24:42,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:24:42,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 00:24:42,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 00:24:42,249 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:24:42,251 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:24:42,403 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:24:42,449 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:24:42,449 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:24:42,451 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:42 BoogieIcfgContainer [2021-11-23 00:24:42,451 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:24:42,452 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:24:42,452 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:24:42,464 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:24:42,464 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:24:42" (1/1) ... [2021-11-23 00:24:42,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:24:42,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:42,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2021-11-23 00:24:42,554 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2021-11-23 00:24:42,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:24:42,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:42,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:42,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:42,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:24:42,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:43,112 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:24:43,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:43,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 31 states and 46 transitions. [2021-11-23 00:24:43,887 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 46 transitions. [2021-11-23 00:24:43,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:24:43,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:43,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:43,933 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-23 00:24:43,935 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:44,374 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:24:45,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:45,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 54 transitions. [2021-11-23 00:24:45,361 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 54 transitions. [2021-11-23 00:24:45,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:24:45,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:45,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:45,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:45,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:24:45,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:45,552 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:24:45,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:45,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2021-11-23 00:24:45,633 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2021-11-23 00:24:45,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:24:45,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:45,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:45,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-23 00:24:45,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 00:24:45,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:45,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2021-11-23 00:24:45,848 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2021-11-23 00:24:45,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:24:45,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:45,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:45,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:45,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 00:24:45,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:46,070 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:24:48,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:48,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2021-11-23 00:24:48,905 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2021-11-23 00:24:48,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:24:48,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:48,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:48,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:24:48,943 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:24:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:05,744 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2021-11-23 00:25:11,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:11,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:11,883 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:11,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:11,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:11,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:11,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:11,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:12,259 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:12,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:12,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:12,300 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:12,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:12,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:12,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:12,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:12,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:12,724 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:12,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:12,769 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:12,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:12,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:12,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:12,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:12,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:13,161 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:13,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:13,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:13,199 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:13,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:13,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:13,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:13,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:13,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:13,590 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:13,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:13,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:13,631 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:13,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:13,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:13,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:13,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:13,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:13,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:14,004 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:14,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:14,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:14,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:14,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:14,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:14,089 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:14,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:14,428 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:14,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:14,467 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:14,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:14,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:14,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:14,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:14,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:14,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:14,815 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:14,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:14,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:14,847 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:14,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:14,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:14,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:14,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:14,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:14,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:15,196 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:15,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:15,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:15,230 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:15,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:15,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:15,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:15,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:15,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:15,578 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:15,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:15,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:15,622 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:15,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:15,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:15,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:15,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:15,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:16,011 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:16,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:16,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:16,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:16,374 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:16,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:16,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:16,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:16,782 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:16,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:16,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:16,828 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:16,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:16,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:16,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:16,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:16,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:16,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:17,187 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:17,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:17,224 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:17,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:17,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:17,258 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:17,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:17,607 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:17,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:17,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:17,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:17,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:17,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:17,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:17,990 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:18,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:18,025 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:18,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:18,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:18,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:18,381 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:18,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:18,419 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:18,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:18,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:18,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:18,769 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:18,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:18,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:18,808 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:18,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:18,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:18,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:18,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:18,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:18,841 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:19,177 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:19,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:19,214 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:19,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:19,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:19,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:19,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:19,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:19,582 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:19,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:19,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:19,617 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:19,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:19,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:19,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:19,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:19,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:19,967 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:20,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:20,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:20,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:20,403 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:20,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:20,438 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:20,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:20,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:20,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:20,793 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:20,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:20,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:20,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:20,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:20,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:21,192 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:21,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:21,221 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:21,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:21,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:21,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:21,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:21,569 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:21,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:21,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:21,607 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:21,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:21,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:21,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:21,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:21,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:21,991 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:22,027 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:22,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:22,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:22,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:22,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:22,428 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:22,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:22,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,459 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:22,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:22,781 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:22,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:22,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:22,817 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:22,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:22,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:22,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:22,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:22,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:23,182 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:23,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:23,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:23,216 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:23,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:23,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:23,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:23,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:23,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:23,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:23,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:23,582 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:23,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:23,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:23,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:23,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:23,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:23,965 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:24,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:24,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:24,001 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:24,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:24,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:24,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:24,030 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:24,336 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:24,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:24,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:24,371 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:24,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:24,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:24,372 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:24,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:24,690 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:24,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:24,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:24,726 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:24,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:24,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:24,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:24,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:24,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:25,060 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:25,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:25,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:25,095 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:25,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:25,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:25,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:25,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:25,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:25,428 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:25,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:25,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:25,451 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:25,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:25,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:25,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:25,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:25,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:25,823 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:25,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:25,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:25,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:25,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:26,122 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:26,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:26,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:26,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:26,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:26,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:26,482 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:26,505 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:26,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:26,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:26,530 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:26,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:26,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:26,887 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:26,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:26,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:26,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:26,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:26,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:27,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:27,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:27,240 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:27,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:27,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:27,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:27,268 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:27,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:27,546 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:27,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:27,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:27,570 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:27,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:27,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:27,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:27,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:27,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:27,917 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:27,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:27,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:27,940 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:27,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:27,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:27,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:27,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:27,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:28,270 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:28,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:28,298 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:28,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:28,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:28,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:28,642 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:28,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:28,665 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:28,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:28,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:28,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:28,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:28,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:28,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:28,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:28,996 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:28,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:28,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:28,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:29,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:29,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:29,303 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:29,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:29,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:29,326 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:29,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:29,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:29,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:29,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:29,724 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:29,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:29,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:29,759 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:29,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:29,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:29,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:29,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:29,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:30,107 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:30,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:30,139 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:30,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:30,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:30,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:30,452 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:30,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:30,474 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:30,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:30,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:30,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:30,817 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:30,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:30,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:30,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:31,193 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:31,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:31,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:31,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:31,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:31,521 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:31,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:31,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:31,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:31,569 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:31,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:31,868 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:31,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:31,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:31,891 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:31,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:31,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:31,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:31,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:31,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:32,222 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:32,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:32,245 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:32,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:32,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:32,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:32,624 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:32,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:32,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:32,648 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:32,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:32,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:32,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:32,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:32,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:32,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:33,009 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:33,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:33,043 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:33,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:33,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:33,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:33,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:33,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:33,442 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:33,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:33,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:33,484 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:33,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:33,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:33,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:33,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:33,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:33,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:33,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:33,921 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:33,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:33,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:33,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:33,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:33,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:34,305 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:34,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:34,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:34,336 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:34,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:34,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:34,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:34,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:34,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:34,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:34,668 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:34,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:34,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:34,692 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:34,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:34,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:34,692 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:34,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:34,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:35,050 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:35,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:35,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:35,086 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:35,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:35,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:35,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:35,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:35,114 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:35,547 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:35,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:35,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:35,570 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:35,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:35,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:35,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:35,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:35,599 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:36,044 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:36,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:36,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:36,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:36,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:36,458 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:36,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:36,483 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:36,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:36,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:36,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:36,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:36,950 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:36,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:36,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:36,985 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:36,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:36,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:36,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:37,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:37,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:37,379 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:37,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:37,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:37,403 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:37,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:37,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:37,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:37,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:37,768 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:37,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:37,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:37,791 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:37,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:37,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:37,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:37,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:37,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:38,176 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:38,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:38,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:38,211 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:38,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:38,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:38,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:38,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:38,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:38,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:38,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:38,714 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:38,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:38,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:38,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:38,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:38,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:39,094 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:39,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:39,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:39,118 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:39,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:39,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:39,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:39,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:39,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:39,151 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:39,504 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:39,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:39,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:39,528 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:39,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:39,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:39,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:39,550 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:39,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:39,895 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:39,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:39,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:39,938 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:39,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:39,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:39,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:39,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:39,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:39,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:40,314 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:40,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:40,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:40,337 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:40,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:40,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:40,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:40,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:40,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:40,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:40,868 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:40,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:40,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:40,894 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:40,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:40,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:40,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:40,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:40,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:41,346 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:41,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:41,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:41,370 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:41,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:41,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:41,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:41,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:41,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:41,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:41,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:41,793 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:41,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:41,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:41,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:41,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:41,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:42,228 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:42,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:42,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:42,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:42,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:42,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:42,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:42,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:42,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:42,665 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:42,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:42,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:42,704 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:42,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:42,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:42,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:42,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:42,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:42,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:43,115 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:43,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:43,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:43,147 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:43,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:43,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:43,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:43,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:43,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:43,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:43,551 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:43,597 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:43,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:43,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:43,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:43,627 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:43,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:44,113 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:44,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:44,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:44,137 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:44,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:44,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:44,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:44,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:44,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:44,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:44,588 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:44,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:44,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:44,611 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:44,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:44,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:44,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:44,634 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:44,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:45,020 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:45,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:45,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:45,047 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:45,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:45,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:45,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:45,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:45,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:45,471 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:45,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:45,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:45,494 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:45,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:45,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:45,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:45,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:45,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:45,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:45,932 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:45,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:45,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:45,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:45,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:45,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:45,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:46,353 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:46,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:46,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:46,381 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:46,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:46,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:46,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:46,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:46,402 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:46,403 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:46,807 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:46,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:46,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:46,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:46,856 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:46,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:47,284 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:47,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:47,319 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:47,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:47,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:47,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:47,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:47,755 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:47,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:47,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:47,779 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:47,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:47,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:47,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:47,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:47,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:47,803 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:48,196 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:48,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:48,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:48,220 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:48,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:48,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:48,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:48,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:48,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:48,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:48,774 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:48,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:48,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:48,799 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:48,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:48,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:48,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:48,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:48,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:49,335 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:49,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:49,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:49,361 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:49,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:49,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:49,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:49,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:49,842 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:49,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:49,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:49,872 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:49,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:49,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:49,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:49,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:49,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:50,313 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:50,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:50,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:50,342 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:50,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:50,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:50,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:50,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:50,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:50,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:50,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:50,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:50,851 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:50,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:50,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:50,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:50,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:50,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:51,343 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:51,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:51,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:51,367 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:51,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:51,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:51,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:51,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:51,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:51,389 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:51,809 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:51,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:51,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:51,835 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:51,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:51,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:51,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:51,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:51,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:51,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:52,362 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:52,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:52,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:52,387 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:52,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:52,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:52,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:52,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:52,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:52,867 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:52,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:52,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:52,893 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:52,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:52,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:52,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:52,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:53,360 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:53,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:53,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:53,386 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:53,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:53,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:53,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:53,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:53,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:53,927 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:53,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:53,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:53,951 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:53,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:53,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:53,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:53,972 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:53,973 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:54,418 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:54,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:54,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:54,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:54,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:54,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:54,925 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:54,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:54,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:54,952 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:54,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:54,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:54,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:54,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:54,980 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:54,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:55,470 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:55,494 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:55,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:55,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:55,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:55,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:55,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:56,009 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:56,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:56,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:56,033 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:56,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:56,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:56,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:56,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:56,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:56,526 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:56,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:56,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:56,551 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:56,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:56,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:56,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:56,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:56,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:57,037 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:57,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:57,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:57,062 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:57,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:57,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:57,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:57,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:57,568 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:57,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:57,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:57,594 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:57,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:57,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:57,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:57,624 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:57,625 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:58,115 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:58,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:58,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:58,139 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:58,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:58,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:58,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:58,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:58,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:58,691 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:58,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:58,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:58,716 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:58,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:58,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:58,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:58,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:58,745 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:59,259 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:59,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:59,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:59,288 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:59,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:59,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:59,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:59,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:59,317 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:59,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:25:59,874 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:25:59,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:59,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:25:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:25:59,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:25:59,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:59,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:59,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:25:59,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:00,433 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:00,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:00,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:00,458 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:00,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:00,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:00,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:00,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:00,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:00,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:00,986 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:01,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:01,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:01,011 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:01,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:01,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:01,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:01,039 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:01,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:01,560 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:01,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:01,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:01,598 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:01,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:01,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:01,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:01,631 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:01,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:02,139 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:02,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:02,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:02,163 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:02,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:02,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:02,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:02,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:02,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:02,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:02,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:02,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:02,708 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:02,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:02,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:02,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:02,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:02,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:02,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:03,237 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:03,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:03,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:03,262 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:03,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:03,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:03,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:03,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:03,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:03,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:03,790 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:03,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:03,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:03,814 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:03,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:03,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:03,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:03,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:03,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:03,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:04,365 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:04,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:04,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:04,393 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:04,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:04,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:04,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:04,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:04,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:04,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:04,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:04,953 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:04,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:04,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:04,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:04,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:04,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:05,511 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:05,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:05,537 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:05,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:05,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:05,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:05,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:05,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:06,102 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:06,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:06,128 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:06,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:06,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:06,161 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:06,692 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:06,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:06,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:06,718 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:06,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:06,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:06,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:06,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:06,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:06,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:07,269 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:07,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:07,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:07,300 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:07,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:07,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:07,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:07,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:07,319 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:07,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:07,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:07,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:07,878 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:07,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:07,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:07,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:07,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:08,453 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:08,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:08,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:08,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:08,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:08,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:08,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:08,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:09,059 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:09,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:09,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:09,084 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:09,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:09,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:09,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:09,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:09,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:09,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:09,644 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:09,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:09,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:09,669 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:09,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:09,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:09,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:09,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:09,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:09,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:10,234 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:10,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:10,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:10,259 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:10,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:10,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:10,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:10,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:10,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:10,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:10,936 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:10,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:10,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:10,961 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:10,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:10,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:10,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:10,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:10,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:10,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:11,528 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:11,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:11,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:11,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:11,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:11,580 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:11,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:12,153 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:12,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:12,180 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:12,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:12,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:12,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:12,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:12,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:12,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:12,879 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:12,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:12,916 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:12,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:12,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:12,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:12,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:12,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:12,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:13,521 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:13,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:13,549 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:13,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:13,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:13,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:13,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:13,572 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:14,139 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:14,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:14,165 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:14,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:14,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:14,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:14,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:14,775 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:14,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:14,800 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:14,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:14,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:14,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:14,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:15,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:15,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:15,433 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:15,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:15,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:15,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:15,454 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:15,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:16,041 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:16,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:16,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:16,068 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:16,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:16,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:16,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:16,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:16,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:16,688 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:16,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:16,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:16,714 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:16,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:16,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:16,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:16,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:16,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:17,356 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:17,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:17,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:17,381 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:17,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:17,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:17,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:17,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:17,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:18,002 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:18,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:18,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:18,028 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:18,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:18,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:18,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:18,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:18,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:18,653 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:18,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:18,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:18,679 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:18,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:18,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:18,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:18,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:18,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:19,305 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:19,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:19,330 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:19,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:19,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:19,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:19,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:19,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:19,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:19,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:19,990 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:19,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:19,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:19,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:20,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:20,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:20,632 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:20,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:20,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:20,657 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:20,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:20,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:20,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:20,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:20,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:20,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:21,301 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:21,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:21,326 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:21,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:21,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:21,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:21,354 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:21,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:21,970 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:21,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:21,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:21,996 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:21,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:21,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:21,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:22,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:22,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:22,035 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:22,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:22,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:22,708 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:22,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:22,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:22,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:22,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:22,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:22,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:23,355 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:23,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:23,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:23,380 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:23,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:23,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:23,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:23,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:23,401 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:24,081 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:24,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:24,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:24,108 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:24,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:24,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:24,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:24,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:24,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:24,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:24,797 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:24,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:24,823 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:24,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:24,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:24,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:24,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:24,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:25,499 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:25,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:25,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:25,525 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:25,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:25,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:25,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:25,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:25,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:26,195 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:26,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:26,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:26,222 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:26,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:26,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:26,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:26,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:26,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:26,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:26,904 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:26,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:26,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:26,931 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:26,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:26,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:26,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:26,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:26,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:27,673 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:27,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:27,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:27,703 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:27,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:27,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:27,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:27,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:27,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:27,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:28,367 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:28,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:28,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:28,396 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:28,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:28,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:28,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:28,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:28,419 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:28,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:29,120 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:29,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:29,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:29,148 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:29,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:29,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:29,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:29,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:29,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:29,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:29,821 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:29,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:29,848 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:29,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:29,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:29,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:29,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:29,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:29,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:30,551 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:30,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:30,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:30,577 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:30,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:30,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:30,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:30,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:30,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:31,260 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:31,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:31,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:31,286 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:31,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:31,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:31,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:31,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:31,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:31,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:31,988 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:32,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:32,014 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:32,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:32,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:32,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:32,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:32,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:32,739 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:32,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:32,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:32,766 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:32,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:32,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:32,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:32,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:32,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:32,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:33,491 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:33,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:33,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:33,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:33,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:33,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:33,542 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:33,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:34,241 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:34,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:34,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:34,269 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:34,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:34,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:34,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:34,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:34,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:34,988 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:35,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:35,014 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:35,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:35,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:35,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:35,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:35,034 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:35,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:35,747 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:35,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:35,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:35,778 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:35,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:35,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:35,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:35,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:35,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:35,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:36,501 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:36,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:36,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:36,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:36,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:36,547 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:36,548 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:37,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:37,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:37,279 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:37,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:37,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:37,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:37,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:37,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:38,014 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:38,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:38,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:38,041 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:38,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:38,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:38,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:38,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:38,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:38,773 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:38,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:38,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:38,799 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:38,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:38,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:38,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:38,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:38,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:38,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:39,577 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:39,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:39,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:39,604 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:39,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:39,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:39,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:39,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:39,636 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:40,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:40,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:40,396 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:40,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:40,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:40,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:40,416 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:40,417 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:41,185 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:41,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:41,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:41,212 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:41,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:41,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:41,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:41,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:41,247 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:41,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:41,975 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:42,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:42,020 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:42,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:42,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:42,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:42,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:42,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:42,040 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:42,789 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:42,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:42,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:42,829 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:42,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:42,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:42,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:42,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:42,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:43,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:43,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:43,661 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:43,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:43,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:43,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:43,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:43,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:44,420 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:44,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:44,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:44,446 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:44,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:44,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:44,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:44,467 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:44,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:45,258 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:45,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:45,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:45,284 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:45,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:45,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:45,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:45,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:45,305 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:46,056 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:46,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:46,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:46,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:46,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:46,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:46,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:46,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:46,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:46,891 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:46,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:46,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:46,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:46,914 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:46,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:47,672 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:47,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:47,699 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:47,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:47,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:47,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:47,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:47,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:48,484 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:48,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:48,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:48,511 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:48,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:48,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:48,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:48,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:48,530 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:48,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:49,351 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:49,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:49,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:49,380 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:49,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:49,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:49,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:49,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:49,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:50,170 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:50,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:50,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:50,197 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:50,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:50,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:50,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:50,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:50,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:50,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:51,009 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:51,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:51,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:51,038 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:51,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:51,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:51,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:51,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:51,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:51,892 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:51,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:51,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:51,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:51,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:51,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:51,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:52,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:52,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:52,752 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:52,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:52,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:52,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:52,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:52,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:52,773 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:53,591 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:53,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:53,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:53,623 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:53,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:53,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:53,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:53,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:53,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:54,444 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:54,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:54,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:54,472 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:54,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:54,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:54,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:54,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:54,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:55,299 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:55,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:55,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:55,330 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:55,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:55,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:55,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:55,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:55,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:55,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:56,160 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:56,188 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:56,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:56,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:57,017 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:57,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:57,044 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:57,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:57,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,064 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:57,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:57,869 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:57,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:57,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:57,897 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:57,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:57,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:57,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:57,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:57,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:57,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:58,742 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:58,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:58,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:58,769 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:58,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:58,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:58,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:58,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:58,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:26:59,601 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:26:59,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:59,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:26:59,630 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:26:59,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:26:59,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:59,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:59,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:59,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:26:59,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:00,530 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:00,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:00,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:00,557 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:00,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:00,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:00,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:00,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:00,579 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:01,415 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:01,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:01,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:01,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:01,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:01,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:02,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:02,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:02,315 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:02,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:02,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:02,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:02,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:02,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:03,181 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:03,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:03,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:03,211 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:03,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:03,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:03,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:03,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:03,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:03,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:04,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:04,104 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:04,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:04,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:04,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:04,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:04,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:04,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:04,958 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:04,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:04,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:04,987 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:04,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:04,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:04,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:05,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:05,871 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:05,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:05,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:05,899 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:05,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:05,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:05,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:05,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:05,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:06,770 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:06,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:06,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:06,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:06,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:06,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:07,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:07,704 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:07,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:07,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:07,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:08,580 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:08,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:08,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:08,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:08,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:08,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:08,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:08,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:09,497 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:09,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:09,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:09,525 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:09,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:09,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:09,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:09,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:09,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:10,397 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:10,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:10,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:10,425 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:10,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:10,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:10,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:10,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:10,448 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:11,315 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:11,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:11,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:11,345 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:11,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:11,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:11,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:11,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:11,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:12,245 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:12,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:12,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:12,274 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:12,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:12,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:12,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:12,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:12,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:12,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:13,176 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:13,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:13,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:13,205 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:13,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:13,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:13,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:13,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:13,243 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:14,151 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:14,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:14,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:14,180 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:14,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:14,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:14,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:14,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:14,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:14,200 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:15,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:15,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:15,164 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:15,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:15,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:15,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:15,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:15,184 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:15,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:16,090 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:16,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:16,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:16,118 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:16,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:16,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:16,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:16,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:16,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:16,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:17,032 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:17,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:17,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:17,060 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:17,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:17,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:17,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:17,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:17,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:18,015 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:18,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:18,045 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:18,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:18,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:18,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:18,963 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:18,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:18,992 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:18,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:18,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:19,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:19,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:19,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:19,923 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:19,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:19,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:19,951 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:19,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:19,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:19,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:19,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:19,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:20,902 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:20,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:20,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:20,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:20,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:20,965 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:20,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:21,877 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:21,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:21,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:21,907 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:21,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:21,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:21,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:21,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:21,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:22,850 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:22,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:22,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:22,879 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:22,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:22,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:22,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:22,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:22,900 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:22,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:23,816 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:23,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:23,859 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:23,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:23,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:23,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:23,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:24,810 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:24,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:24,839 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:24,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:24,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:24,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:24,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:24,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:25,787 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:25,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:25,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:25,816 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:25,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:25,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:25,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:25,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:25,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:26,764 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:26,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:26,793 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:26,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:26,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:26,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:26,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:26,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:27,762 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:27,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:27,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:27,795 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:27,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:27,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:27,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:27,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:27,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:27,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:28,754 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:28,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:28,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:28,784 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:28,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:28,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:28,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:28,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:28,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:29,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:29,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:29,790 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:29,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:29,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:29,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:29,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:29,820 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:29,820 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:30,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:30,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:30,847 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:30,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:30,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:30,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:30,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:30,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:31,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:31,858 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:31,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:31,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:31,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:31,878 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:31,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:32,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:32,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:32,869 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:32,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:32,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:32,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:32,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:32,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:33,844 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:33,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:33,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:33,872 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:33,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:33,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:33,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:33,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:33,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:34,861 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:34,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:34,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:34,890 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:34,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:34,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:34,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:34,922 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:34,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:35,897 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:35,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:35,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:35,926 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:35,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:35,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:35,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:35,955 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:36,941 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:36,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:36,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:36,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:36,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:36,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:36,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:36,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:36,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:37,962 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:37,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:37,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:37,991 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:37,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:37,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:37,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:38,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:38,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:38,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:38,988 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:39,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:39,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:39,017 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:39,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:39,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:39,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:39,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:39,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:39,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:40,028 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:40,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:40,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:40,058 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:40,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:40,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:40,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:40,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:40,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:41,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:41,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:41,101 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:41,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:41,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:41,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:41,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:41,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:42,118 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:42,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:42,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:42,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:42,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:42,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:43,173 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:43,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:43,202 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:43,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:43,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:43,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:43,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:43,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:44,229 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:44,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:44,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:44,259 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:44,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:44,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:44,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:44,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:44,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:45,340 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:45,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:45,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:45,369 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:45,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:45,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:45,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:45,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:45,389 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:45,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:46,398 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:46,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:46,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:46,427 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:46,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:46,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:46,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:46,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:46,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:46,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:47,465 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:47,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:47,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:47,494 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:47,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:47,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:47,517 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:47,517 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:48,539 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:48,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:48,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:48,569 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:48,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:48,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:48,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:48,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:48,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:49,620 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:49,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:49,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:49,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:49,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:49,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:49,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:50,697 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:50,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:50,727 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:50,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:50,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:50,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:50,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:50,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:51,784 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:51,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:51,814 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:51,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:51,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:51,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:51,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:51,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:51,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:52,877 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:52,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:52,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:52,907 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:52,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:52,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:52,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:52,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:52,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:54,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:54,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:54,009 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:54,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:54,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:54,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:54,031 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:54,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:55,083 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:55,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:55,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:55,114 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:55,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:55,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:55,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:55,135 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:55,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:56,193 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:56,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:56,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:56,224 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:56,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:56,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:56,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:56,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:56,245 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:57,308 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:57,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:57,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:57,337 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:57,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:57,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:57,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:57,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:57,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:57,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:58,413 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:58,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:58,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:58,443 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:58,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:58,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:58,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:58,463 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:58,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:27:59,531 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:27:59,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:27:59,561 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:27:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:27:59,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:59,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:59,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:27:59,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:00,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:00,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:00,674 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:00,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:00,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:00,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:00,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:00,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:00,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:01,816 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:01,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:01,846 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:01,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:01,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:01,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:01,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:01,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:02,938 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:02,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:02,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:02,969 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:02,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:02,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:02,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:02,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:04,064 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:04,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:04,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:04,094 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:04,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:04,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:04,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:04,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:04,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:05,210 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:05,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:05,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:05,240 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:05,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:05,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:05,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:05,266 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:05,267 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:06,362 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:06,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:06,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:06,391 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:06,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:06,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:06,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:06,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:06,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:06,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:07,511 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:07,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:07,541 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:07,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:07,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:07,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:07,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:07,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:07,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:08,678 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:08,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:08,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:08,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:08,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:08,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:08,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:09,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:09,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:09,869 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:09,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:09,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:09,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:09,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:09,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:09,890 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:11,001 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:11,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:11,045 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:11,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:11,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:11,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:11,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:11,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:12,193 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:12,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:12,223 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:12,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:12,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:12,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:12,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:13,359 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:13,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:13,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:13,389 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:13,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:13,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:13,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:13,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:13,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:13,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:14,550 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:14,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:14,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:14,580 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:14,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:14,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:14,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:14,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:14,603 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:15,724 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:15,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:15,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:15,756 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:15,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:15,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:15,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:15,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:15,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:15,780 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:16,903 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:16,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:16,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:16,933 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:16,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:16,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:16,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:16,954 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:16,954 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:18,083 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:18,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:18,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:18,113 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:18,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:18,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:18,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:18,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:18,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:19,268 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:19,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:19,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:19,299 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:19,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:19,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:19,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:19,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:19,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:19,320 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:20,467 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:20,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:20,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:20,499 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:20,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:20,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:20,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:20,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:20,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:20,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:21,653 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:21,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:21,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:21,684 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:21,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:21,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:21,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:21,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:21,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:22,859 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:22,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:22,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:22,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:22,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:22,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:22,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:24,055 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:24,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:24,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:24,086 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:24,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:24,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:24,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:24,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:25,259 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:25,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:25,291 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:25,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:25,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:25,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:25,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:25,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:26,488 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:26,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:26,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:26,519 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:26,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:26,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:26,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:26,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:26,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:27,704 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:27,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:27,734 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:27,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:27,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:27,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:27,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:27,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:27,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:28,962 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:28,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:28,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:28,993 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:28,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:28,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:28,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:29,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:29,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:29,016 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:30,182 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:30,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:30,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:30,213 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:30,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:30,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:30,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:30,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:30,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:30,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:31,412 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:31,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:31,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:31,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:31,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:31,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:31,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:31,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:31,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:32,639 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:32,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:32,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:32,670 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:32,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:32,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:32,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:32,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:33,887 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:33,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:33,919 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:33,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:33,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:33,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:35,143 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:35,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:35,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:35,176 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:35,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:35,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:35,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:35,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:35,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:36,385 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:36,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:36,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:36,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:36,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:36,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:36,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:36,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:37,635 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:37,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:37,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:37,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:37,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:37,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:37,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:38,876 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:38,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:38,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:38,908 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:38,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:38,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:38,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:38,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:38,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:40,133 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:40,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:40,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:40,166 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:40,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:40,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:40,166 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:40,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:40,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:40,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:41,391 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:41,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:41,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:41,423 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:41,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:41,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:41,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:41,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:41,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:42,655 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:42,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:42,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:42,687 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:42,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:42,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:42,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:42,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:42,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:42,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:43,918 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:43,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:43,950 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:43,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:43,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:43,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:43,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:43,971 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:45,191 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:45,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:45,223 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:45,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:45,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:45,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:46,462 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:46,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:46,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:46,494 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:46,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:46,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:46,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:46,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:46,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:46,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:47,736 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:47,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:47,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:47,769 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:47,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:47,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:47,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:47,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:47,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:49,018 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:49,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:49,053 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:49,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:49,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:49,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:49,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:49,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:49,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:50,316 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:50,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:50,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:50,348 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:50,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:50,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:50,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:50,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:50,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:51,610 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:51,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:51,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:51,642 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:51,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:51,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:51,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:51,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:51,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:52,899 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:52,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:52,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:52,931 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:52,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:52,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:52,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:52,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:52,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:54,208 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:54,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:54,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:54,241 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:54,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:54,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:54,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:54,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:54,269 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:54,269 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:55,523 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:55,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:55,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:55,555 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:55,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:55,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:55,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:55,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:55,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:55,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:56,843 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:56,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:56,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:56,876 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:56,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:56,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:56,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:56,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:56,897 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:58,163 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:58,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:58,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:58,196 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:58,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:58,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:58,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:58,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:58,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:28:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:28:59,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:59,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:28:59,562 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:28:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:28:59,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:59,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:59,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:28:59,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:00,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:00,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:00,881 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:00,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:00,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:00,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:00,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:00,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:00,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:02,171 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:02,205 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:02,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:02,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:02,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:02,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:02,233 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:02,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:03,555 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:03,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:03,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:03,588 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:03,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:03,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:03,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:03,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:03,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:05,019 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:05,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:05,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:05,055 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:05,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:05,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:05,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:05,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:05,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:06,539 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:06,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:06,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:06,575 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:06,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:06,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:06,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:06,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:06,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:06,597 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:08,085 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:08,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:08,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:08,125 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:08,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:08,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:08,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:08,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:08,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:08,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:09,629 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:09,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:09,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:09,664 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:09,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:09,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:09,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:09,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:09,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:11,168 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:11,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:11,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:11,203 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:11,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:11,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:11,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:11,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:11,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:12,708 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:12,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:12,743 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:12,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:12,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:12,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:12,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:12,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:14,212 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:14,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:14,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:14,249 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:14,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:14,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:14,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:14,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:14,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:14,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:15,778 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:15,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:15,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:15,815 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:15,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:15,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:15,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:15,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:15,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:17,347 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:17,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:17,385 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:17,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:17,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:17,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:17,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:17,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:18,891 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:18,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:18,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:18,926 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:18,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:18,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:18,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:18,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:18,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:18,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:20,445 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:20,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:20,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:20,481 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:20,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:20,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:20,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:20,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:20,502 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:20,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:21,955 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:21,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:21,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:21,990 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:21,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:21,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:21,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:22,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:22,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:22,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:23,519 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:23,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:23,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:23,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:23,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:23,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:23,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:23,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:23,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:25,146 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:25,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:25,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:25,182 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:25,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:25,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:25,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:25,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:25,214 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:26,738 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:26,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:26,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:26,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:26,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:26,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:26,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:26,802 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:28,334 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:28,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:28,371 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:28,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:28,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:28,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:28,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:28,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:29,913 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:29,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:29,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:29,949 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:29,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:29,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:29,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:29,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:29,974 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:31,473 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:31,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:31,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:31,509 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:31,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:31,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:31,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:31,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:31,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:31,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:33,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:33,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:33,133 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:33,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:33,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:33,155 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:33,156 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:34,701 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:34,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:34,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:34,740 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:34,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:34,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:34,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:34,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:34,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:36,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:36,344 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:36,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:36,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:36,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:36,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:36,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:37,880 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:37,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:37,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:37,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:37,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:37,939 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:39,496 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:39,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:39,532 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:39,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,558 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:39,559 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:41,140 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:41,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:41,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:41,182 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:41,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:41,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:41,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:41,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:41,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:42,795 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:42,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:42,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:42,832 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:42,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:42,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:42,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:42,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:42,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:42,854 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:44,411 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:44,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:44,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:44,449 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:44,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:44,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:44,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:44,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:44,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:46,046 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:46,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:46,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:46,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:46,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:46,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:46,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:46,112 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:46,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:47,693 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:47,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:47,730 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:47,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:47,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:47,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:47,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:47,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:47,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:49,301 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:49,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:49,340 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:49,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:49,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:49,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:49,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:49,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:49,366 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:51,048 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:51,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:51,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:51,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:51,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:51,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:51,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:51,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:51,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:52,826 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:52,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:52,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:52,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:52,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:52,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:52,898 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:54,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:54,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:54,627 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:54,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:54,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:54,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:54,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:54,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:56,390 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:56,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:56,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:56,430 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:56,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:56,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:56,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:56,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:56,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:58,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:58,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:58,196 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:58,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:58,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:58,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:58,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:58,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:29:59,901 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:29:59,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:59,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:29:59,939 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:29:59,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:29:59,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:59,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:59,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:59,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:29:59,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:01,618 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:01,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:01,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:01,658 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:01,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:01,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:01,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:01,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:01,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:01,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:03,272 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:03,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:03,310 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:03,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:03,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:03,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:03,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:03,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:04,942 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:04,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:04,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:04,977 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:04,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:04,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:04,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:05,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:05,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:06,730 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:06,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:06,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:06,769 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:06,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:06,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:06,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:06,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:06,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:08,538 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:08,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:08,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:08,577 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:08,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:08,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:08,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:08,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:08,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:10,365 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:10,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:10,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:10,403 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:10,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:10,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:10,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:10,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:10,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:12,095 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:12,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:12,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:12,132 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:12,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:12,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:12,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:12,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:12,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:12,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:13,844 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:13,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:13,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:13,883 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:13,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:13,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:13,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:13,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:13,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:15,663 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:15,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:15,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:15,710 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:15,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:15,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:15,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:15,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:15,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:17,483 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:17,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:17,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:17,523 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:17,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:17,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:17,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:17,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:17,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:19,257 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:19,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:19,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:19,298 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:19,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:19,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:19,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:19,321 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:19,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:21,044 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:21,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:21,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:21,087 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:21,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:21,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:21,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:21,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:21,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:22,869 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:22,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:22,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:22,910 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:22,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:22,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:22,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:22,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:22,941 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:22,942 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:24,678 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:24,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:24,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:24,717 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:24,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:24,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:24,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:24,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:24,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:26,459 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:26,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:26,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:26,496 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:26,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:26,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:26,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:26,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:26,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:26,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:28,354 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:28,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:28,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:28,398 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:28,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:28,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:28,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:28,423 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:28,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:30,221 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:30,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:30,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:30,266 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:30,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:30,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:30,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:30,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:32,110 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:32,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:32,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:32,153 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:32,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:32,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:32,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:32,178 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:32,179 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:34,022 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:34,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:34,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:34,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:34,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:34,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:34,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:34,091 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:35,926 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:35,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:35,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:35,970 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:35,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:35,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:35,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:36,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:36,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:37,813 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:37,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:37,856 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:37,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:37,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:37,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:37,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:37,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:39,644 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:39,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:39,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:39,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:39,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:39,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:39,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:39,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:39,720 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:41,552 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:41,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:41,595 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:41,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:41,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:41,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:41,622 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:41,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:43,494 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:43,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:43,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:43,538 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:43,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:43,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:43,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:43,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:43,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:45,438 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:45,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:45,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:45,481 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:45,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:45,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:45,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:45,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:45,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:45,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:47,402 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:47,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:47,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:47,441 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:47,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:47,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:47,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:47,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:47,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:47,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:49,242 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:49,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:49,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:49,282 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:49,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:49,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:49,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:49,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:49,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:49,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:51,148 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:51,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:51,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:51,189 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:51,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:51,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:51,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:51,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:51,211 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:51,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:53,041 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:53,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:53,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:53,081 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:53,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:53,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:53,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:53,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:53,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:54,891 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:54,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:54,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:54,934 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:54,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:54,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:54,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:54,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:54,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:56,789 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:56,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:56,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:56,830 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:56,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:56,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:56,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:56,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:56,852 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:56,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:30:58,628 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:30:58,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:58,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:30:58,666 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:30:58,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:30:58,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:58,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:58,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:30:58,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:00,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:00,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:00,486 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:00,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:00,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:00,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:00,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:00,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:00,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:02,258 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:02,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:02,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:02,296 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:02,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:02,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:02,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:02,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:02,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:02,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:04,096 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:04,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:04,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:04,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:04,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:04,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:04,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:05,912 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:05,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:05,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:05,952 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:05,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:05,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:05,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:05,975 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:07,714 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:07,754 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:07,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:07,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:07,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:07,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:07,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:09,531 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:09,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:09,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:09,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:09,571 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:09,594 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:09,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:11,370 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:11,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:11,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:11,412 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:11,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:11,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:11,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:11,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:11,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:11,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:13,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:13,271 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:13,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:13,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:13,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:13,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:13,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:15,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:15,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:15,082 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:15,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:15,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:15,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:15,104 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:15,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:16,890 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:16,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:16,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:16,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:16,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:16,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:18,800 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:18,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:18,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:18,840 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:18,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:18,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:18,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:18,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:18,862 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:18,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:20,613 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:20,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:20,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:20,653 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:20,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:20,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:20,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:20,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:20,676 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:22,468 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:22,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:22,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:22,508 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:22,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:22,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:22,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:22,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:22,541 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:22,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:24,328 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:24,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:24,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:24,367 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:24,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:24,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:24,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:24,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:26,145 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:26,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:26,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:26,184 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:26,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:26,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:26,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:26,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:26,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:26,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:28,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:28,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:28,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:28,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:28,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:28,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:29,830 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:29,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:29,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:29,870 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:29,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:29,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:29,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:29,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:29,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:31,694 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:31,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:31,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:31,738 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:31,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:31,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:31,738 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:31,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:31,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:31,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:33,614 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:33,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:33,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:33,654 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:33,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:33,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:33,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:33,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:33,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:35,486 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:35,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:35,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:35,524 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:35,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:35,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:35,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:35,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:35,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:35,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:37,380 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:37,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:37,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:37,419 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:37,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:37,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:37,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:37,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:37,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:37,443 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:39,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:39,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:39,301 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:39,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:39,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:39,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:39,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:39,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:41,101 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:41,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:41,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:41,140 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:41,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:41,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:41,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:41,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:41,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:41,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:42,990 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:43,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:43,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:43,032 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:43,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:43,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:43,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:43,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:44,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:44,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:44,956 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:44,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:44,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:44,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:44,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:44,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:46,845 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:46,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:46,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:46,886 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:46,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:46,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:46,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:46,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:46,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:46,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:48,777 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:48,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:48,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:48,816 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:48,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:48,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:48,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:48,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:48,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:50,621 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:50,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:50,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:50,660 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:50,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:50,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:50,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:50,682 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:50,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:52,477 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:52,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:52,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:52,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:52,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:52,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:54,364 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:54,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:54,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:54,404 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:54,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:54,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:54,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:54,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:54,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:56,261 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:56,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:56,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:56,302 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:56,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:56,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:56,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:56,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:56,330 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:31:58,159 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:31:58,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:58,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:31:58,199 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:31:58,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:31:58,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:58,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:58,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:31:58,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:00,139 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:00,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:00,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:00,180 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:00,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:00,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:00,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:00,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:00,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:00,203 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:02,049 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:02,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:02,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:02,088 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:02,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:02,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:02,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:02,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:02,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:02,110 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:03,956 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:04,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:04,001 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:04,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:04,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:04,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:04,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:04,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:04,044 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:05,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:05,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:05,991 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:05,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:05,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:05,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:06,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:06,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:07,908 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:07,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:07,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:07,949 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:07,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:07,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:07,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:07,971 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:07,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:09,828 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:09,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:09,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:09,868 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:09,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:09,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:09,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:09,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:09,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:09,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:11,750 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:11,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:11,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:11,790 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:11,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:11,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:11,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:11,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:11,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:13,740 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:13,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:13,781 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:13,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:13,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:13,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:13,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:13,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:15,762 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:15,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:15,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:15,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:15,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:15,829 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:15,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:17,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:17,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:17,803 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:17,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:17,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:17,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:17,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:17,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:17,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:19,719 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:19,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:19,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:19,763 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:19,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:19,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:19,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:19,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:19,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:21,797 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:21,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:21,836 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:21,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:21,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:21,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:21,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:21,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:21,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:23,725 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:23,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:23,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:23,764 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:23,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:23,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:23,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:23,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:23,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:23,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:25,783 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:25,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:25,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:25,825 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:25,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:25,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:25,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:25,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:25,857 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:25,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:27,787 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:27,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:27,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:27,848 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:27,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:27,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:27,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:27,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:27,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:27,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:29,905 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:29,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:29,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:29,945 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:29,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:29,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:29,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:29,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:29,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:29,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:31,864 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:31,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:31,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:31,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:31,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:31,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:31,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:31,927 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:33,857 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:33,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:33,898 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:33,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:33,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:33,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:33,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:33,920 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:33,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:35,863 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:35,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:35,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:35,903 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:35,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:35,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:35,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:35,925 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:35,925 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:37,829 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:37,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:37,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:37,870 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:37,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:37,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:37,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:37,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:37,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:39,892 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:39,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:39,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:39,935 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:39,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:39,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:39,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:39,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:39,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:41,897 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:41,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:41,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:41,937 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:41,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:41,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:41,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:41,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:41,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:43,904 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:43,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:43,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:43,944 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:43,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:43,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:43,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:43,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:43,967 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:43,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:45,931 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:45,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:45,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:45,971 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:45,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:45,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:45,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:45,993 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:45,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:47,944 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:47,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:47,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:47,984 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:47,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:47,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:47,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:48,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:48,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:50,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:50,043 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:50,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:50,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:50,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:50,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,065 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:50,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:52,024 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:52,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:52,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:52,064 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:52,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:52,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:52,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:52,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:52,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:54,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:54,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:54,100 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:54,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:54,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:54,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:54,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:54,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:56,073 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:56,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:56,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:56,113 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:56,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:56,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:56,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:56,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:56,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:32:58,103 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:32:58,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:58,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:32:58,143 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:32:58,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:32:58,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:58,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:58,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:58,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:32:58,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:00,088 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:00,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:00,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:00,127 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:00,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:00,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:00,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:00,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:00,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:02,093 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:02,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:02,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:02,134 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:02,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:02,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:02,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:02,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:02,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:02,162 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:04,145 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:04,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:04,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:04,185 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:04,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:04,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:04,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:04,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:04,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:04,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:06,208 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:06,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:06,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:06,248 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:06,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:06,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:06,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:06,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:06,271 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:08,216 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:08,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:08,257 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:08,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:08,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:08,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:08,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:10,296 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:10,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:10,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:10,338 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:10,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:10,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:10,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:10,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:10,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:10,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:12,395 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:12,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:12,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:12,439 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:12,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:12,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:12,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:12,464 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:12,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:14,482 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:14,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:14,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:14,523 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:14,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:14,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:14,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:14,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:14,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:16,530 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:16,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:16,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:16,570 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:16,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:16,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:16,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:16,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:16,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:16,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:18,622 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:18,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:18,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:18,663 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:18,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:18,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:18,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:18,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:18,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:18,685 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:20,680 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:20,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:20,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:20,723 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:20,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:20,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:20,746 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:20,746 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:22,746 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:22,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:22,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:22,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:22,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:22,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:22,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:22,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:24,781 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:24,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:24,822 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:24,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:24,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:24,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:24,851 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:24,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:26,847 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:26,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:26,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:26,888 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:26,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:26,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:26,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:26,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:26,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:26,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:28,926 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:28,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:28,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:28,966 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:28,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:28,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:28,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:28,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:28,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:31,012 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:31,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:31,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:31,053 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:31,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:31,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:31,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:31,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:31,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:33,086 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:33,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:33,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:33,126 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:33,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:33,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:33,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:33,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:33,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:35,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:35,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:35,221 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:35,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:35,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:35,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:35,244 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:35,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:37,274 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:37,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:37,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:37,314 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:37,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:37,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:37,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:37,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:37,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:37,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:39,399 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:39,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:39,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:39,443 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:39,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:39,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:39,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:39,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:39,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:39,472 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:41,500 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:41,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:41,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:41,541 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:41,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:41,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:41,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:41,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:41,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:41,564 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:43,595 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:43,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:43,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:43,636 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:43,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:43,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:43,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:43,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:43,658 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:45,702 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:45,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:45,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:45,744 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:45,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:45,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:45,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:45,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:45,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:45,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:47,820 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:47,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:47,861 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:47,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:47,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:47,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:47,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:47,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:49,944 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:49,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:49,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:49,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:49,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:49,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:50,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:50,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:52,058 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:52,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:52,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:52,100 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:52,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:52,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:52,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:52,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:52,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:54,177 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:54,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:54,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:54,235 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:54,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:54,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:54,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:54,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:54,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:56,343 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:56,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:56,385 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:56,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:56,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:56,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:56,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:56,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:33:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:33:58,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:58,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:33:58,517 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:33:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:33:58,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:58,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:58,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:33:58,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:00,593 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:00,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:00,634 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:00,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:00,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:00,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:00,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:00,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:02,749 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:02,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:02,791 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:02,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:02,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,813 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:02,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:04,898 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:04,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:04,940 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:04,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:04,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:04,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:04,962 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:04,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:07,115 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:07,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:07,157 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:07,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:07,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:07,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:09,370 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:09,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:09,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:09,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:09,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:09,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:09,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:11,624 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:11,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:11,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:11,670 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:11,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:11,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:11,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:11,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:11,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:11,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:13,780 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:13,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:13,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:13,821 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:13,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:13,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:13,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:13,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:13,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:13,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:15,968 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:16,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:16,010 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:16,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:16,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:16,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:16,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:16,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:18,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:18,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:18,187 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:18,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:18,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:18,188 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:18,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:18,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:20,320 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:20,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:20,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:20,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:20,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:20,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:20,395 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:20,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:22,534 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:22,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:22,575 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:22,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:22,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:22,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:22,598 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:22,598 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:24,733 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:24,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:24,774 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:24,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:24,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:24,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:24,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:24,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:26,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:26,987 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:26,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:26,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:26,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:27,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:27,010 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:29,153 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:29,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:29,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:29,195 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:29,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:29,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:29,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:29,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:29,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:29,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:31,333 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:31,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:31,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:31,375 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:31,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:31,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:31,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:31,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:31,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:31,398 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:33,557 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:33,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:33,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:33,602 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:33,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:33,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:33,603 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:33,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:33,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:33,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:35,766 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:35,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:35,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:35,809 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:35,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:35,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:35,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:35,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:35,833 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:35,834 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:37,997 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:38,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:38,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:38,040 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:38,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:38,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:38,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:38,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:38,067 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:38,068 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:40,206 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:40,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:40,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:40,248 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:40,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:40,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:40,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:40,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:40,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:42,420 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:42,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:42,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:42,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:42,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:42,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:42,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:44,640 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:44,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:44,684 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:44,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:44,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:44,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:44,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:44,707 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:44,708 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:46,997 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:47,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:47,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:47,043 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:47,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:47,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:47,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:47,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:47,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:47,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:49,367 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:49,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:49,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:49,412 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:49,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:49,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:49,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:49,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:49,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:49,436 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:51,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:51,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:51,759 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:51,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:51,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:51,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:51,781 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:51,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:54,078 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:54,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:54,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:54,124 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:54,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:54,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:54,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:54,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:54,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:56,431 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:56,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:56,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:56,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:56,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:56,498 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:56,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:34:58,755 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:34:58,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:58,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:34:58,799 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:34:58,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:34:58,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:58,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:58,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:34:58,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:01,037 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:01,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:01,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:01,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:01,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:01,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:01,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:01,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:03,331 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:03,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:03,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:03,373 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:03,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:03,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:03,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:03,396 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:03,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:05,608 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:05,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:05,650 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:05,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:05,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:05,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:05,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:05,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:07,881 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:07,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:07,923 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:07,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:07,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:07,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:07,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:07,946 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:10,171 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:10,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:10,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:10,214 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:10,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:10,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:10,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:10,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:10,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:12,505 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:12,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:12,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:12,549 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:12,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:12,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:12,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:12,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:12,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:14,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:14,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:14,905 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:14,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:14,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:14,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:14,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:14,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:17,141 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:17,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:17,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:17,184 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:17,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:17,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:17,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:17,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:17,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:19,409 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:19,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:19,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:19,451 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:19,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:19,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:19,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:19,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:19,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:21,710 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:21,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:21,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:21,754 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:21,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:21,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:21,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:21,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:21,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:24,005 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:24,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:24,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:24,048 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:24,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:24,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:24,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:24,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:24,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:26,279 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:26,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:26,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:26,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:26,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:26,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:26,353 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:26,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:28,567 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:28,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:28,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:28,611 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:28,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:28,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:28,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:28,638 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:28,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:30,842 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:30,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:30,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:30,886 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:30,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:30,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:30,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:30,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:30,913 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:33,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:33,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:33,274 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:33,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:33,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:33,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:33,298 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:35,667 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:35,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:35,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:35,712 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:35,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:35,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:35,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:35,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:35,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:37,947 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:37,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:37,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:37,991 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:37,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:37,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:37,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:38,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:38,014 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:40,214 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:40,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:40,257 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:40,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:40,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:40,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:40,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:40,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:40,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:42,552 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:42,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:42,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:42,595 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:42,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:42,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:42,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:42,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:42,618 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:44,887 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:44,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:44,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:44,931 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:44,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:44,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:44,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:44,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:44,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:44,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:47,231 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:47,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:47,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:47,274 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:47,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:47,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:47,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:47,301 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:47,301 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:49,554 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:49,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:49,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:49,598 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:49,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:49,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:49,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:49,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:49,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:51,898 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:51,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:51,946 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:51,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:51,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:51,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:51,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:51,969 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:51,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:54,308 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:54,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:54,352 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:54,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:54,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:54,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:54,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:54,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:56,755 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:56,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:56,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:56,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:56,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:56,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:56,826 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:35:59,116 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:35:59,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:59,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:35:59,161 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:35:59,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:35:59,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:59,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:59,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:59,185 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:35:59,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:01,441 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:01,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:01,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:01,484 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:01,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:01,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:01,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:01,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:01,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:03,817 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:03,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:03,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:03,862 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:03,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:03,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:03,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:03,884 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:03,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:06,265 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:06,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:06,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:06,309 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:06,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:06,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:06,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:06,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:06,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:06,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:08,625 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:08,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:08,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:08,672 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:08,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:08,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:08,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:08,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:08,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:11,006 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:11,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:11,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:11,050 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:11,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:11,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:11,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:11,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:11,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:13,405 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:13,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:13,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:13,451 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:13,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:13,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:13,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:13,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:13,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:15,744 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:15,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:15,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:15,788 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:15,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:15,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:15,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:15,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:15,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:18,132 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:18,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:18,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:18,176 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:18,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:18,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:18,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:18,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:20,542 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:20,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:20,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:20,587 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:20,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:20,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:20,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:20,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:20,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:20,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:22,931 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:22,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:22,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:22,975 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:22,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:22,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:22,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:23,008 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:23,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:25,339 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:25,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:25,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:25,383 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:25,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:25,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:25,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:25,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:25,412 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:27,760 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:27,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:27,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:27,807 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:27,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:27,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:27,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:27,831 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:27,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:30,241 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:30,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:30,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:30,287 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:30,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:30,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:30,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:30,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:30,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:32,688 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:32,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:32,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:32,733 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:32,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:32,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:32,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:32,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:32,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:32,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:35,134 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:35,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:35,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:35,181 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:35,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:35,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:35,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:35,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:35,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:37,539 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:37,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:37,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:37,583 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:37,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:37,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:37,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:37,611 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:39,972 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:40,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:40,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:40,018 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:40,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:40,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:40,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:40,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:40,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:40,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:42,360 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:42,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:42,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:42,404 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:42,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:42,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:42,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:42,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:42,427 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:44,821 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:44,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:44,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:44,867 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:44,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:44,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:44,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:44,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:44,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:47,247 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:47,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:47,291 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:47,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:47,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:47,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:47,314 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:47,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:49,766 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:49,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:49,812 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:49,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:49,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:49,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:49,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:49,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:52,257 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:52,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:52,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:52,302 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:52,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:52,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:52,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:52,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:52,325 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:54,756 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:54,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:54,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:54,800 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:54,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:54,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:54,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:54,824 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:54,824 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:57,211 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:57,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:57,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:57,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:57,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:57,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:57,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:57,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:36:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:36:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:59,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:36:59,749 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:36:59,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:36:59,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:59,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:59,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:36:59,774 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:02,202 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:02,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:02,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:02,247 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:02,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:02,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:02,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:02,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:02,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:02,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:04,650 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:04,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:04,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:04,694 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:04,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:04,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:04,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:04,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:04,718 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:04,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:07,104 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:07,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:07,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:07,149 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:07,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:07,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:07,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:07,172 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:07,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:09,542 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:09,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:09,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:09,586 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:09,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:09,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:09,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:09,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:09,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:12,000 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:12,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:12,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:12,046 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:12,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:12,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:12,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:12,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:12,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:12,070 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:14,464 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:14,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:14,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:14,508 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:14,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:14,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:14,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:14,531 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:14,532 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:17,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:17,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:17,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:17,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:17,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:17,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:17,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:19,405 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:19,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:19,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:19,450 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:19,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:19,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:19,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:19,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:19,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:21,952 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:21,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:21,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:21,996 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:21,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:21,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:21,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:22,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:22,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:24,414 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:24,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:24,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:24,459 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:24,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:24,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:24,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:24,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:24,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:26,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:26,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:26,998 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:26,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:26,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:26,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:27,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:27,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:29,439 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:29,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:29,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:29,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:29,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:29,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:29,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:29,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:29,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:31,970 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:32,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:32,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:32,015 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:32,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:32,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:32,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:32,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:32,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:32,045 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:34,465 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:34,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:34,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:34,511 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:34,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:34,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:34,534 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:34,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:36,985 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:37,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:37,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:37,030 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:37,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:37,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:37,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:37,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:37,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:39,503 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:39,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:39,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:39,549 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:39,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:39,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:39,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:39,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:39,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:39,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:42,085 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:42,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:42,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:42,131 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:42,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:42,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:42,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:42,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:42,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:42,154 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:44,598 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:44,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:44,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:44,643 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:44,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:44,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:44,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:44,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:44,666 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:47,164 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:47,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:47,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:47,210 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:47,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:47,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:47,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:47,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:47,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:49,670 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:49,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:49,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:49,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:49,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:49,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:49,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:52,230 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:52,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:52,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:52,276 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:52,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:52,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:52,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:52,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:52,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:54,756 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:54,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:54,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:54,802 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:54,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:54,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:54,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:54,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:54,825 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:54,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:57,385 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:57,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:57,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:57,432 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:57,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:57,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:57,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:57,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:57,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:57,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:37:59,920 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:37:59,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:59,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:37:59,965 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:37:59,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:37:59,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:59,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:59,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:59,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:37:59,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:02,515 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:38:02,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:02,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:38:02,563 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:38:02,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:38:02,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:02,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:02,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:02,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:38:02,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:05,115 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:38:05,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:38:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:38:05,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:38:05,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:05,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:05,196 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:38:05,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:07,662 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:38:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:07,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:38:07,708 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:38:07,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:38:07,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:07,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:07,731 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:38:07,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:10,258 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:38:10,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:10,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:38:10,305 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:38:10,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:38:10,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:10,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:10,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:10,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:38:10,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:12,835 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:38:12,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:12,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:38:12,881 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:38:12,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:38:12,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:12,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:12,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:38:12,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 00:38:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:38:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:15,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 58 states and 94 transitions. [2021-11-23 00:38:15,474 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 94 transitions. [2021-11-23 00:38:15,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 00:38:15,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:15,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:15,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-23 00:38:15,501 INFO L286 TraceCheckSpWp]: Computing forward predicates...